Repair manual
Wiring diagrams
Audi A6 C5 facelift Repair Manual
Step-by-step repair and maintenance instructions for the Audi A6 C5 facelift (2001–2004): removal, installation, adjustment, diagnostics and parameter checks with illustrations.
101sections
1920articles
ENManual language
- VIN number
- Engine, removing and installing
- Engine, removing
- Engine, attaching to engine stand
- Engine, installing
- Manual transmission
- Automatic transmission
- VACUUM HOSE DIAGRAM(S)
- Vehicles without Secondary Air Injection (AIR)
- Vehicles with Secondary Air Injection (AIR)
- Air flow diagram (general)
- Charge air pressure control system
- Fuel tank breather system (EVAP system)
- Air diversion system (air "recirculation" on overrun)
- Crankcase breather system
- Suction jet pump (vehicles with automatic transmission)
- Installing
- Crankshaft bearing caps, installing
- Axial clearance
- Radial clearance
- B - Flywheel end
- Vehicles with manual transmission
- Removing
- Needle bearing in dual-mass flywheel, removing and installing
- Pistons
- Checking piston diameter
- Ring-to-groove clearnce
- Checking piston ring gap
- Cylinder bores, checking
- Piston and cylinder dimensions
- Connecting rods, connecting rod bearings, checking
- Checking radial clearance
- Valve gear, servicing
- Sealing end points of joints between bearing caps and cylinder head
- Oil seal for camshaft drive (left and right cylinder heads)
- Rear oil seal and sealing flange (left cylinder head)
- Removing and installing left cylinder head
- Right cylinder head, removing and installing
- Cylinder head, reworking
- Compression pressure values
- Sealing cap (core plug) in cylinder head, installing
- Checking
- Left cylinder head
- Right cylinder head
- All
- Valve dimensions
- Hydraulic valve lifters, checking
- Valve stem seals, replacing
- Exhaust side
- Inlet side
- Reworking valves
- Valve guides, checking
- Wear limit
- Valve seats, reworking (refacing)
- Calculating maximum permissible reworking dimension
- Crankcase breather and oil spray jets
- Oil pump, oil pan, oil filter and oil cooler, removing and installing
- Oil check valves, replacing
- Engine oil
- Removing
- Vehicles with automatic transmission
- All
- Vehicles with automatic transmission 01V
- Vehicles with manual transmission
- Vehicles with automatic transmission 01J
- Procedure
- Installing
- Vehicles with SAC clutch pressure plate
- Ribbed belt for vane pump, generator and A/C system
- Harmonic balancer, removing and installing
- Toothed belt cover, removing and installing
- Installing (adjusting valve timing)
- Sealing flange and flywheel/drive plate, removing and installing
- Centering bushing of drive plate for automatic transmission 01V
- Required equipment
- Damper unit, removing and installing
- Crankshaft, removing and installing
- Removing crankshaft bearing caps
- Crankshaft bearing caps, installing
- Crankshaft measurements
- Axial clearance
- Radial clearance
- Piston ring-Checking end gap
- Piston ring-Checking height play
- Checking piston
- Checking cylinder bore
- Installed position and allocation piston/cylinder
- Marking connecting rod
- Oil injector jet for piston cooling
- Piston and cylinder measurements
- Cylinder head, removing and installing
- Cylinder head, checking for warpage
- Cylinder head refacing dimension
- Sealing cap (core plug) in cylinder head, installing
- Cylinder heads, installing
- Valve train, servicing
- Engage piston ring ends
- Intake side
- Exhaust side
- Valves, checking
- Valve seats, refacing
- Checking internal resistance
- Checking voltage supply
- Oil pressure switch, checking
- Oil pressure, checking
- Oil level, checking
- Engine number
- Engine, removing and installing
- Engine, removing
- Engine, attaching to engine stand
- Engine, installing
- Ribbed belt, removing and installing
- Installing
- Toothed belt, removing and installing
- B - Drive plate
- Cylinder head, removing and installing
- Cylinder head, left, removing
- Cylinder head, right, removing
- Cylinder head, installing
- Valve gear, servicing
- Bearing cap, applying sealer
- Removing
- Valve guides, checking
- Wear limit
- Valves, checking
- Valve seats, refacing
- Maximum permissible refacing dimension, calculating
- Minimum dimensions
- Component layout
- Oil filter/oil cooler
- Oil pressure switches, checking
- Engine oil
- Oil level, checking
- Transmission layout
- Transmission ratio
- Calculating speed "V"
- Repair instructions, general
- Sealants
- Locking elements
- Nuts, bolts
- Bearings
- Shims
- Gears, synchro-hubs, inner races for sliding gears
- Sliding gears
- Synchronizer rings
- Clutch mechanism
- Requirement
- Removing
- Installing
- Input shaft ball bearing and multi-function sender, removing and installing
- Input shaft, drive pinion, hollow shaft, selector rods, transmission cover and cover with Torsen differential, removing and installing
- Input shaft ball bearing, multi-function sender, input shaft, drive pinion, selector rods, transmission cover and cover with Torsen differential, removing and installing
- Torsen differential, servicing cover and removing and installing
- Removing plug
- Removing and installing drive flange
- Pressing out Torsen differential
- Pressing off ball bearing from Torsen differential
- Pressing ball bearing onto Torsen differential
- Pressing out ball bearing for drive flange
- Pressing in ball bearing for drive flange
- Pulling out needle bearing
- Pressing in needle bearing
- Driving in seal
- Pulling out mounting bush for 3rd and 4th gear selector rod
- Securing bolt for needle bearing
- Pulling out roller sleeve
- Pressing off 5th gear wheel
- Pressing off synchro-hub for 3rd and 4th gear
- Checking synchro-ring for wear
- Determining thickness of circlip
- Pressing on 5th gear wheel
- Driving in oiling sleeve into input shaft
- Input shaft, adjusting
- Calculating dimension "x"
- Determining circlip behind the input shaft ball bearing
- Procedure
- Pulling out double taper roller bearing outer race
- Pressing off double taper roller bearing inner race
- Pressing in double taper roller bearing outer race
- Pulling out securing bush for taper roller bearing outer race
- Pressing out taper roller bearing outer race
- Pressing off taper roller bearing inner race
- Pressing on taper roller bearing inner race
- Pressing off 5th gear and reverse gear synchro-hub
- Pressing off 4th gear wheel
- Pressing off 3rd gear wheel
- Pressing off 1st and 2nd gear synchro-hub
- Inserting spring in sliding gear
- Pressing on 1st and 2nd gear synchro-hub
- Pressing on 3rd gear wheel
- Pressing on 4th gear wheel
- Pressing on 5th gear and reverse gear synchro-hub
- Allocation of operating sleeve to reverse idler gear
- Reverse gear wheel, removing and installing
- Drive flange seal, replacing
- Removing left drive flange
- Setup of drive flange with polygon bearing
- Oil seal for drive flange/driveshaft, replacing
- Speedometer sender and drive wheel, removing and installing
- Speedometer drive wheel, removing and installing
- Differential, removing and installing
- Removing and installing circlip
- Removing spacer ring
- Installing spacer ring
- Knocking right taper roller bearing outer race out of transmission housing
- Pressing right taper roller bearing outer race into transmission housing
- Pulling off right taper roller bearing inner race
- Pressing on right taper roller bearing inner race
- Pulling off large taper roller bearing inner race
- Pressing on left taper roller bearing inner race
- Knocking left taper roller bearing outer race out of cover
- Pressing left taper roller bearing outer race into cover
- Heat ring gear to approx. 100° C when installing
- Installing sun wheels and planet pinions
- Drive pinion and ring gear, adjusting
- Final drive gear sets, adjusting and marking
- Shims, position
- Final drive set, sequence for readjusting
- Drive pinion, adjusting
- Determining total shim thickness "Stotal" for shims "S3" + "S4"
- Determining thickness of shim "S3*"
- Determining measurement "e"
- Determining thickness of shim "S3"
- Determining thickness of shim "S4"
- Performing check measurement
- Thickness of shim "S4" when replacing transmission cover, redetermining
- Ring gear, adjusting
- Determining total shim thickness "Stotal" for shims "S1" + "S2"
- Measuring backlash
- Determining average backlash
- Determining thickness of shim"S2"
- Determining thickness of shim "S1"
- Driveshaft, servicing
- Adjusting
- The following shims are available
- Oil level in rear final drive, checking
- Requirements
- Securing rear final drive
- Position of breather sleeve
- Knocking outer race of small taper roller bearing out of housing
- Pulling off inner race for small taper roller bearing
- Pressing on inner race for small taper roller bearing
- Pulling off inner race for large taper roller bearing
- Pressing on inner race for large taper roller bearing
- Driving outer race for large taper roller bearing out of cover
- Installing ring gear
- Removing nut for drive pinion
- Pulling flange for driveshaft off drive pinion
- Pulling out outer race for small taper roller bearing
- Driving out outer race for large taper roller bearing
- Pressing inner race for large taper roller bearing onto drive pinion
- Pulling in outer race for large taper roller bearing
- Pressing in outer race for small taper roller bearing
- Pressing on small taper roller bearing inner race
- Installing O-ring
- Driving in seal for flange for driveshaft
- Installing flange
- Securing drive pinion nut
- Gear sets, adjusting and marking
- Readjusting final drive set, recommended sequence
- Determine thickness of shim "S3"
- Determining shim thickness "S3"
- Notes
- Adjusting backlash
- Final drive 01R is fitted in conjunction with manual transmission 01E (all wheel drive).
- Transmission layout
- Tow starting and towing vehicles
- Transmission ratio
- Example
- Calculating
- Repair instructions
- O-rings, seals, gaskets
- Sealants
- Locking elements
- Nuts, bolts
- Bearings
- Shims
- Gears, synchro-hubs, inner races for sliding gears
- Sliding gears
- Synchronizer rings
- Clutch mechanism
- Bearing housing, Torsen differential and end cover, removing and installing
- Gear cluster and selector shaft, removing and installing
- 5th and 6th gear, removing and installing
- Input shaft, drive pinion, hollow shaft and internal selector mechanism from bearing plate, removing and installing
- Removing
- Pressing out drive flange
- Pressing in drive flange
- Driving in seal
- Bearings for Torsen differential, servicing
- Pressing off ball bearing for Torsen differential
- Pressing on ball bearing for Torsen differential
- Pulling off inner race for needle bearing for Torsen differential
- Pulling out needle bearing for drive pinion/Torsen differential
- Pressing in needle bearing for drive pinion/Torsen differential
- End cover, servicing
- Pulling cylinder roller bearing for input shaft out of end cover
- Removing ball bearing for input shaft from end cover
- Installing ball bearing for input shaft in end cover
- Peening baffle plate in position when replacing ball bearing for input shaft
- Peening baffle plate in position when replacing end cover
- Pulling needle bearing for Torsen differential out from end cover
- Bearing plate, servicing
- Removing and installing ball sleeves for selector rods
- Checking synchro-ring for wear
- Pulling ball sleeve out of follower for reverse gear
- Pressing cylinder roller bearing for input shaft into bearing plate
- Measuring insertion depth of cylinder roller bearing for input shaft
- Shim "S4," re-determining
- Determining shim when replacing hollow shaft
- Available shims for "S4"
- Transmission housing, servicing
- Pulling out seal for drive flange
- Driving in seal for drive flange
- Levering out seal for input shaft when transmission is dismantled
- Removing seal for input shaft when transmission is not dismantled
- Driving in seal for input shaft
- Pulling out ball sleeve
- Driving in ball sleeve
- Pulling out seal for selector shaft
- Driving in seal for selector shaft
- Insertion depth of breather sleeve for transmissions without breather hose
- Breather for transmission with breather hose
- Pulling needle bearing out of transmission housing
- Driving needle bearing into transmission housing
- Insertion depth of needle bearing
- Removing circlip
- Driving out selector shaft
- Driving in selector shaft
- Inserting spring in sliding gear
- Re-determining thickness of circlip
- Pressing on synchro-hub for 3rd and 4th gear
- Driving spring pin into input shaft
- Pulling out outer race for large taper roller bearing
- Heating gearbox housing to insert the outer race for large taper roller bearing
- Inserting outer race for large taper roller bearing in gearbox housing and pressing home
- Pulling out needle bearing for flange shaft/drive pinion
- Pressing off inner race for large taper roller bearing
- Pressing on inner race for large taper roller bearing
- Determining circlip for large taper roller bearing for drive pinion
- Pressing off inner race of small taper roller bearing for drive pinion together with 1st speed sliding gear
- Pressing on inner race for small taper roller bearing for drive pinion together with 1st speed sliding gear
- Removing and installing circlip for synchro-hub and shim for 1st speed sliding gear
- Pressing off 2nd speed sliding gear with synchro-hub for 1st and 2nd gear
- Fitting 2nd speed sliding gear, pressing on synchro-hub for 1st and 2nd gear
- Determining thickness of circlip for synchro-hub for 1st and 2nd gear
- Pressing in outer race for small taper roller bearing
- Installing
- Speedometer sender -G22- and drive wheel for speedometer sender, removing and installing
- Removing and installing speedometer sender -G22
- Seal and grooved ball bearing for flange for driveshaft on transmission, replacing
- Differential, removing and installing
- Pulling inner race for small taper roller bearing out of housing
- Pulling inner race for large taper roller bearing off housing
- Pressing on inner race for small taper roller bearing
- Installing ring gear
- Driving outer race for large taper roller bearing out of cover
- Drive pinion and ring gear, adjusting
- Gear sets, adjusting and marking
- Final drive set readjusting, recommended sequence
- Shims, position
- Drive pinion, adjusting
- Determining total shim thickness "Stotal" for shims "S3" + "S4"
- Determining thickness of shim "S3*"
- Determining measurement "e"
- Determining thickness of shim "S3"
- The following shims are available for "S3"
- Determining thickness of shim "S4"
- The following shims are available for "S4"
- Performing check measurement
- Ring gear, adjusting
- Determining total shim thickness "Stotal" for shims "S1" + "S2"
- Determining thickness of shim "S1*"
- Measuring backlash
- Determining average backlash
- Determining thickness of shim "S2"
- The following shims are available for "S2"
- Determining thickness of shim "S1"
- The following shims are available for "S1"
- Driveshaft, servicing
- Procedure
- Adjusting
- Oil level in rear final drive, checking
- Removing and installing drive flange
- Position of breather sleeve
- Pulling off inner race for large taper roller bearing
- Adjusting sun wheels and planet pinions
- Removing nut for drive pinion
- Pulling flange for driveshaft off drive pinion
- Pulling out outer race for small taper roller bearing
- Driving out outer race for large taper roller bearing
- Pressing inner race for large taper roller bearing off drive pinion
- Pressing inner race for large taper roller bearing onto drive pinion
- Pulling in outer race for large taper roller bearing
- Installing O-ring
- Driving in seal for flange for driveshaft
- Installing flange
- Securing drive pinion nut
- Readjusting final drive set, recommended sequence
- Determine thickness of shim "S3"
- Adjusting backlash
- A/C system, safety precautions
- A/C system, general repair guidelines
- Commercial designation
- Color
- Airborne properties
- Solubility of refrigerant oil
- Effects on the environment
- Toxicity
- Temperature/pressure relationship
- Effects on plastics
- Effects on metal
- Critical temperature/critical pressure
- Water solubility
- Flammability
- Refrigerant containers
- Leak detection
- A/C refrigerant oil (PAG), properties
- Refrigerant system with restrictor and accumulator
- A/C compressor
- A/C condenser
- Evaporator
- Accumulator
- O-rings
- Hoses and lines
- Pressure relief valve
- A/C system, switches and valve connections
- A/C pressure switch -F129
- Valve connection for pressure switch
- A/C compressor speed sensor -G111
- A/C system, quick coupling connections
- Connection with Schrader valve (example)
- A/C refrigerant system, pressure and temperature relationships
- A/C system with restrictor and accumulator, refrigerant flow
- Table of pressure and temperature relationships
- Refrigerant circuit, servicing
- Compressor, with A/C clutch -N25
- Compressor, with A/C compressor regulator valve -N280
- A/C clutch -N25-, servicing (Denso compressor)
- Loosen and tighten hex bolt
- Removing clutch plate
- Installing magnetic coil
- High pressure sensor -G65-, removing and installing
- Check function
- O-ring seals for refrigerant circuit
- A/C system components (in engine compartment)
- Air extraction vent, checking
- Dust and pollen filter element, removing and installing
- Dust and pollen filter with active carbon filter element
- Sensor for air quality -G238-, removing and installing
- Removing and installing
- A/C system components (in passenger compartment)
- A/C control head -E87-, removing and installing
- Removing and installing, Vehicles without Radio Navigation system
- Removing and installing, Vehicles with Radio Navigation system
- Control module for fresh air blower -J126-, removing and installing
- Fresh air blower -V2-, removing and installing
- Sender for outlet temperature, floor outlet -G192-, removing and installing
- Left vent temperature sensor -G150-, removing and installing
- Right vent temperature sensor -G151-, removing and installing
- Evaporator vent temperature sensor -G263-, removing and installing
- Fresh air intake duct temperature sensor -G89-, removing and installing
- Sunlight photo sensor -G107-, removing and installing
- Defroster flap motor -V107-, removing and installing
- Actuator for temperature flap right -V159-, removing and installing
- Central air flap motor -V70-, removing and installing
- Air flow flap motor -V71-, removing and installing (vehicles up to model year 2002)
- Recirculation flap motor -V113-, removing and installing (vehicles from model year 2002)
- Center instrument panel vent, removing and installing
- Left instrument panel vent, removing and installing
- Right instrument panel vent, removing and installing
- Left and right side window defroster vents, removing and installing
- Heater core, removing and installing
- Removing heater core
- Installing heater core
- Changes implemented from June 1998
- Changes implemented from model year 2002
- Air distribution in air conditioner
- Air ducts in vehicle interior
- Preparatory steps
- Cooling performance checking (vehicles from model year 2002)
- Notes
- Continuation for vehicles with compressor using A/C Clutch -N25
- Identifying malfunctions at temperature increase behind condenser
- Measuring pressure and temperature in a "switched-on" refrigerant system
- Measuring pressure and temperature in a closed container or "switched-off" refrigerant system
- A/C refrigerant system, checking pressures
- Preparation work
- Checking
- If A/C refrigerant system base pressure is less than specified on chart, system is low on refrigerant
- If A/C refrigerant system pressure corresponds to or is higher than base pressure specified on chart
- Pressure in A/C system corresponds to chart or is higher
- A/C refrigerant system (R-134a), discharging
- Discharging
- A/C refrigerant system (R-134a), evacuating and recharging
- Evacuating and recharging
- A/C refrigerant system, servicing
- Determining dimensions of flat tubes from condenser
- Restrictor version
- Released refrigerant oil (PAG)
- Vehicles with compressors with A/C clutch -N25
- Refrigerant lines from Denso compressor (with A/C clutch -N25-), removing and installing
- Denso compressor, removing and installing from bracket (8 cyl. engine with A/C clutch - N25-)
- Removing
- Compressor (with A/C Clutch -N25-), removing and installing
- Vehicles with compressor drive via a belt
- Compressor (installed on right side of engine), removing and installing from bracket
- Compressor (installed on left side of engine), removing and installing from bracket
- Audi Allroad with 8 cyl. engine (compressor drive via a drive shaft)
- Belt pulley, replacing
- Pulley, removing from compressor and installing
- Compressor drive unit, checking, replacing
- Drive shaft, loosening
- Installing
- Drive plate with overload protection, removing and installing
- Drive plate to compressor, removing and installing
- Drive plate with roller bearing, removing and installing
- A/C refrigerant circuit, servicing (compressor with A/C compressor regulator valve -N280-)
- Condenser, removing and installing
- Version "1" (with bolted connection and bracket), removing
- Version "2" (with block and bolt connection), removing
- Version "3" (with two block connections), removing
- Installing (all models)
- Disconnecting
- Connecting
- Refrigerant lines on compressor, disconnecting and connecting (compressor with A/C compressor regulator valve -N280-)
- Removing (compressor drive via belt)
- Refrigerant lines for condenser, removing and installing
- Removing refrigerant lines on version "1" (two connectors)
- Removing refrigerant lines on version "2" (two block connections on left side)
- Removing refrigerant lines on version "3" (one block connection on left side and one on right side)
- Removing, versions "1" and "2"
- Removing, version "3"
- Condenser version
- Air conditioner unit
- Refrigerant oil
- Compressor bracket, removing and installing (6 cyl. engine, compressor with A/C clutch -N25-)
- Complete air conditioner unit, removing and installing
- Air duct and intake housing (vehicles up to model year 2001)
- Air duct and intake housing (vehicles from model year 2002)
- A/C does not cool (cooling has stopped completely)
- Insufficient cooling during all driving or engine speed (RPM)
- A/C compressor noisy
- A/C compressor noisy immediately after switching A/C ON and/or when driving around corners or braking "refrigerant shock" - refrigerant system overcharged
- With an otherwise properly operating A/C system, water sprays out of instrument panel vents
- A/C system, replacing components
- For leaking or damaged components (except for compressor and accumulator), A/C system was completely empty (no charge)
- For leaky or damaged components (except for the compressor and accumulator) there is still refrigerant in the A/C system
- Removal & Installation - A/t (01L) 3
- Removal & Installation - A/t (01V - with 2.7L) 3
- Servicing - A/t (01L, Awd) 5
- Servicing - A/t (01J, Cvt) 5
- Removal & Installation - A/t (01V - with 2.8L) 3
- Removal & Installation - A/t (01J, Cvt - 3.0L) 3
- Overhaul - 01J (Cvt) 5
- Overhaul - 01L (Awd) 7
- Overhaul - 01V 7
- On Board Diagnostic (OBD) - 5 Spd. Automatic Transmission, 01L All Wheel Drive 4
- On Board Diagnostic (OBD) - 5 Spd. Automatic Transmission 01V 4
- On Board Diagnostic (OBD) - Continuously Variable Transmission (Cvt) 01J 2
- Requirements
- Ending output
- Technical information required
- Bus
- CAN
- CAN-Bus for ESP
- If a malfunction exists
- When tracing malfunctions in the bus wires, distinguish between two possible cases
- Three or more control modules communicating via a CAN-Bus
- Example 1
- Example 2
- Example 3
- Bosch 5.3 ABS/EDL system, function
- Electronic brake force distribution
- EDL
- ASR
- There are two types of communication link in use
- Check Control Module Versions (function 01)
- Code Control Module (function 07)
- Read Measuring Value Block (function 08)
- Read measuring value block: display group 1
- Electronic Stabilization Program (ESP) Bosch 5.3
- ESP, function
- Hydraulic pump for traction control -V156- (ESP) and sender 1 for brake booster -G201
- Steering angle sensor -G85
- ABS Control Module (w/EDL) -J104
- For non-codable control module versions
- For codable control module versions
- Parking brake switch
- ABS solenoid valve relay -J106- and ABS return flow pump relay -J105
- Warning light functions table
- Control module versions
- Performing login
- ESP login table (A6)
- ESP login table (A6 Allroad All Wheel Drive)
- Coding control module
- ESP coding table (A6)
- ESP coding table (A6 Allroad quattro)
- Read measuring value block: display group 2
- Read measuring value block: display group 3
- Read measuring value block: display group 4
- Read measuring value block: display group 5
- Read measuring value block: display group 6
- Read measuring value block: display group 126
- If the steering wheel is not properly centered
- Hydraulic pump for traction control -V156-, activating
- On Board Diagnostic (OBD) for ABS and ESP, general notes
- VAG 1551 scan tool, connecting and entering address word
- Scan tool functions, selecting
- Troubleshooting ABS and ESP, safety precautions and general notes
- Road testing
- Troubleshooting procedure
- Requirements for test
- The DTC table may instruct you to test the bus
- On Board Diagnostic (OBD) function
- Technical data of On Board Diagnostic (OBD)
- Output Diagnostic Test Mode (function 03)
- Electrical testing
- Test equipment required
- Connecting VAG 1598 test box with VAG 1598/27 adapter
- ABS, EDL and ABS, EDL, ASR Diagnostic Trouble Code (DTC) memory, checking
- Basic setting (scan tool function 04)
- If the steering wheel is properly centered (road test)
- ESP, checking via road test
- ESP Diagnostic Trouble Code (DTC) memory, checking — Part 1
- ESP Diagnostic Trouble Code (DTC) memory, checking — Part 2
- On Board Diagnostic (OBD) is in Guided Fault Finding in VAS 5051
- Engine Performance Diagnostic Routine Outline - General Information
- Engine Performance Safety Precautions
- Parasitic Load Explanation & Test Procedures - General Information 2
- Waveforms - Injector Pattern Tutorial - General Information 2
- Electrostatic Discharge Warning - General Information
- State Emission Standards - Diesel
- Exhaust System, Emission Controls - 3.0L V6 Avk 3
- Exhaust System - 4.2L V8 5V - Art, Awn, Bbd 4
- Exhaust System, Emission Controls, Generic Scan Tool - 2.7L V6 Bi-Turbo - Apb, Bel 6
- Exhaust System, Emission Controls, Generic Scan Tool - 3.0L V6 - Avk 4
- Exhaust System, Emission Controls, Generic Scan Tool - 4.2L V8 5V - Art, Awn, Bbd 6
- Exhaust system components, removing and installing
- Installed position of front clamping sleeves
- Installed position of rear clamping sleeve
- Individual left mounting components for vehicles with manual transmission
- Individual right mounting components for vehicles with manual transmission
- Individual left mounting components for vehicles with automatic transmission 01J
- Individual right mounting components for vehicles with automatic transmission 01J
- Installed position of rear clamping sleeves
- Individual left mounting components for vehicles with automatic transmission 01V
- Individual right mounting components for vehicles with automatic transmission 01V
- Three Way Catalytic Converter (TWC), checking
- Installing
- Left exhaust pipe with catalytic converter, removing and installing
- Right exhaust pipe with catalytic converter, removing and installing
- Align exhaust system tension-free (vehicles with front wheel drive)
- Tailpipes, aligning
- Align exhaust system tension-free (vehicles with all wheel drive)
- Check exhaust system for proper seal
- Secondary air system
- Principle
- Function
- Combination valve for Secondary Air Injection (AIR) system
- Checking secondary air system for proper seal
- Final procedures
- Checking internal resistance
- Checking voltage supply
- Secondary Air Injection (AIR) Pump Motor runs
- Secondary Air Injection (AIR) Pump Motor does not run
- General Repair Notes
- Safety precautions when working on fuel supply
- Rules of cleanliness
- Fuel supply system - Front Wheel Drive (FWD)
- Fuel pump, removing and installing
- Empty fuel tank
- Removing
- Installing
- Final procedures
- Fuel supply system - All Wheel Drive (AWD)
- Hose plan, EVAP canister system / Leak detection system
- Function
- EVAP canister system, checking for proper seal
- Checking fuel supply and ventilation systems for leaks
- Front Wheel Drive (FWD) vehicles
- All Wheel Drive (AWD) vehicles
- All
- Procedure
- Check Ground (GND) activation
- Checking internal resistance
- Checking voltage supply
- Function of E-Gas system
- Accelerator linkage, servicing
- Accelerator pedal module with Throttle Position (TP) sensors, removing and installing
- General repair notes
- Safety precautions
- Rules of cleanliness
- Fuel supply, Front Wheel Drive (FWD)
- Checking procedure of Ground (GND) connection
- Removing
- Work sequence
- B - Procedure on fuel tank that contains less than 3/4fuel
- Vehicles with level control system
- Installing
- Checking procedure
- Fuel supply, All Wheel Drive (AWD)
- B - Procedure on fuel tank less than 1/4 full
- Fuel tank with attachments, removing and installing - vehicles with 8-cylinder engine except A6 allroad
- Part I
- Function
- Voltage supply for Fuel Pump (FP) -G6- (of the Fuel Pump (FP) Control Module -J538-), checking
- Fuel pump (FP) -G6-, removing and installing
- Vehicles with build date up to approx. 02/99
- Vehicles with build date as of approx 02/99
- Sender for fuel gauge -G-, removing and installing
- Fuel Level Sensor 2 -G169-, removing and installing
- Fuel Supply Sensor 3 -G237-, removing and installing
- Audi A6
- Limosine
- Avant
- Emission Evaporative (EVAP) canister, removing and installing
- Error display
- Method 1: Locate leak with smoke generator
- Method 2: Locate leak with ultrasonic tester
- Checking fuel supply and tank ventilation system for leaks
- Accelerator pedal cable, removing and installing
- Vehicles with automatic transmission
- Vehicles with manual transmission
- Accelerator pedal cable, adjusting
- All vehicles
- Accelerator Pedal (AP), servicing - vehicles with Electronic Power Control (EPC) (drive by wire)
- Special tools, test equipment and auxiliary items
- Requirements for test
- Test sequence
- Test requirements
- Test conditions
- EVAP canister/tank leak diagnostic system, servicing - FWD & AWD
- EVAP canister/tank leak diagnostic system, diagram - 6-cylinder naturally aspirated engine
- EVAP canister/tank leak diagnostic system, diagram - 6-cylinder turbo engine
- EVAP canister/tank leak diagnostic system, diagram - 8-cylinder naturally aspirated engine
- EVAP canister/tank leak diagnostic system, diagram - 8-cylinder Turbo engine
- Automatic Evaporative Emission (EVAP) system, diagnostic leak test
- Diagnostic leak test, performing
- Test procedure
- Test EVAP system using Leak Detection Pump (LDP) -V144- (m.y. 1998 and later)
- Perform EVAP tester self-test
- Test LDP -V144- for internal leaks
- Test EVAP System
- Tank leak diagnostic, performing
- Special tools and test equipment
- Internal resistance test
- Voltage supply test
- Fuel Supply System - All Engines 7
- Multiport Fuel Injection (Mfi) - 2.7L V6 Biturbo - Apb, Bel 7
- Fuel Supply, Generic Scan Tool - 2.7L V6 Biturbo - Apb, Bel 6
- Fuel Supply, Generic Scan Tool - 3.0L V6 Avk 5
- Multiport Fuel Injection (Mfi), Generic Scan Tool - 3.0L V6 Avk 6
- Multiport Fuel Injection (Mfi) - 4.2L V8 5V - Art, Awn 7
- Fuel Supply, Generic Scan Tool - 4.2L V8 5V - Art, Awn, Bbd 7
- Multiport Fuel Injection (Mfi), Generic Scan Tool - 4.2L V8 5V - Art, Awn, Bbd 5
- Ignition/glow Plug System - 2.7L V6 Biturbo - Apb, Bel 3
- Ignition/glow Plug System, Generic Scan Tool - 2.7L V6 Biturbo - Apb, Bel 4
- Ignition/glow Plug System - 3.0L V6 Avk 2
- Ignition/glow Plug System, Generic Scan Tool - 3.0L V6 Avk 3
- Ignition/glow Plug System - 4.2L V8 5V - Art, Awn 3
- Ignition/glow Plug System, Generic Scan Tool - 4.2L V8 5V - Art, Awn, Bbd 3
- Safety precautions
- Rules for cleanliness
- Technical data
- Removing and installing accelerator pedal module
- Removing and installing switches
- Intake manifold change-over system components, removing and installing
- Procedure following interruption of voltage supply
- Engine Control Module (ECM), replacing
- Installing
- Engine Control Module (ECM) (with metal anti-theft housing), replacing
- Removing
- Procedure
- Installing Engine Control Module (ECM)
- Significance of 5 -digit readout of display group 056
- Fuel pressure regulator and holding pressure, checking
- Checking system pressure
- Checking holding pressure
- Checking for leaks
- Functional check of fuel pump relay
- Checking function
- Evaluation of display group 002
- Intake manifold change-over
- Intake manifold change-over function, checking
- Checking heated oxygen sensor (HO2S) learned values and oxygen sensor (O2S) control
- Evaluating display group 032
- Evaluating display group 033
- Check voltage supply for heated oxygen sensor (HO2S) heating
- Oxygen sensors and oxygen sensor control behind catalytic converter, checking
- Cont.
- All
- Function of the EPC system
- EPC Warning Lamp in instrument cluster
- Functional check on warning lamp
- Throttle valve control module -J338 -, checking
- Throttle valve control module, adaptation
- Requirements
- Kickdown function, adaptation
- Preconditions
- Vehicles with multitronic 01J
- Data exchange between engine control module and other CAN-control modules, checking
- Checking the bus system
- Checking a "two -wire bus system"
- VACUUM HOSE DIAGRAM(S)
- Safety precautions
- Rules of cleanliness
- Technical data
- Removing and installing switch
- Installing
- Final procedures
- Checking function
- Checking wire connections
- Throttle valve control module -J338 -, checking
- Checking voltage supply
- All
- If Fuel Pump (FP) runs
- If Fuel Pump (FP) does not run
- Checking system pressure
- Checking residual pressure
- Checking Proper Seal
- Procedure
- Oxygen sensors and oxygen sensor control behind catalytic converter, checking
- Checking activation
- Replacing Engine Control Module (ECM)
- Terminal resistance for CAN-Bus, checking
- Technical features of the instrument cluster
- Instrument cluster with standard service reminder indicator
- Malfunction message "dEF" on trip odometer display
- Notes for replacing instrument cluster
- Requirements
- Procedure
- If malfunctions were recognized
- If no malfunction was recognized
- End Output (function 06)
- Code Control Module (function 07)
- Coding version for additional equipment
- Example
- Read Measuring Value Block (function 08)
- Adaptation (function 10)
- Adaptation Table
- Initiating "Adaptation" function 10
- A - Changing adaptation value using sliding bar
- B - Change adaptation value via direct input
- Adaptation channel 03-Adaptation of fuel consumption display
- Adaptation channel 04-Language versions of driver information system
- Adaptation channel 09 - Odometer display
- Adaptation channel 18-Adaptation of auxiliary heater
- Adaptation channel 30-Adaptation of fuel gauge sender resistance range
- Adaptation channel 35-Adaptation of the engine speed threshold
- Adaptation channel 40-Distance driven since service
- Adaptation channel 41 - time since service
- Adaptation channel 42 - minimum mileage performance
- Adaptation channel 43 - maximum mileage performance
- Adaptation channel 44 - maximum time interval
- Adaptation channel 45 - Adaptation to oil quality
- Adaptation channel 60-Adaptation for powertrain data-BUS
- Adaptation channel 61-Adaptation for comfort system CAN-bus
- Adaptation channel 62-Adaptation for information data-BUS
- M.Y. 2001
- From M.Y. 2002
- Input values for replacing instrument cluster
- Perform the following steps after replacing instrument cluster
- Data exchange between control modules, checking
- Checking bus system
- Checking a "two-line bus system"
- Example 1
- Example 2
- Example 3
- Function
- Notes for use and adaptation of vehicle key
- To reduce the risk of personal injury and/or damage of electric and electronic components, always observe the following
- Adaptation of vehicle keys
- Requirement
- Lost key procedure
- Determining the secret number (7-digit PIN)
- Adaptation after replacing instrument cluster
- Adaptation after replacing Engine Control Module (ECM)
- Adaptation after replacing instrument cluster and the Engine Control Module (ECM)
- Login Procedure (function 11)
- Login Procedure, instrument cluster
- Login Procedure, Engine Control Module (ECM)
- Safety precautions
- Initiating "Read Measuring Value Block"
- For 4-digit indication in display field 2 and 4
- For 8-digit indication in display field 2 and 4
- Checking wire connections
- Basic Setting (function 04)
- Check DTC Memory (function 02)
- Diagnostic Trouble Code (DTC) table
- Output Diagnostic Test Mode (DTM) (function 03)
- During the "output Diagnostic Test Mode" function, the following actuators of the instrument cluster will be activated or coded (if installed)
- Test requirement
- Test sequence
- Erase DTC Memory (function 05)
- If you cannot determine a cause for the malfunction, e.g. "powertrain data-BUS malfunctioning", check whether one of the control modules may be responsible for the DTC.
- If special testing equipment is required during road test, note the following
- Test requirements
- Wire and component test using VAG1598/31 test box
- The following actuators will be activated in sequence in the "On Board Diagnostic (OBD)" function
- Function
- Malfunction Indicator Lamp (MIL) function, checking
- Malfunction Indicator Lamp (MIL)
- Memory
- Data output
- ECM functions
- Requirements
- Coding procedure
- ECM coding variations
- Checking
- Erasing
- Display group 000 - evaluation
- Engine Control Module (ECM) (without metal anti-theft housing), removing and installing
- Removing
- Installing
- Engine Control Module (ECM) (with metal anti-theft housing), replacing
- Procedure
- Installing Engine Control Module (ECM)
- After connecting a new Engine Control Module (ECM), the following work steps must be performed
- Readiness code, checking
- Step 3: Adaptation of throttle valve control module to ECM
- Step 4
- Step 5: Oxygen Sensor (O2S) control operating condition
- Step 6: Oxygen Sensor (O2S) aging (time period)
- Step 8: Evaporative Emissions (EVAP) system and fuel tank leak detection
- Step 10: Check readiness code
- Equipment
- Available functions
- Mode 1 to 7 can be selected under address word 33
- Exhaust Malfunction Indicator Light (MIL), significance
- Requirements
- Output DTM for engine code: ART
- The DTM activates the following components in the stated sequence
- Actuating EVAP Canister Purge Regulator Valve -N80
- Actuating Secondary Air Injection (AIR) Solenoid Valve -N112
- Actuating Secondary Air Injection (AIR) Pump Relay -J299
- Actuating Intake Manifold Change-Over Valve -N156
- Actuating Leak Detection Pump (LDP) -V144
- Actuating Intake Manifold Tuning (IMT) Valve 2 -N261
- Checking left and right engine mount
- Actuating fuel injectors
- Output DTM for engine code: AWN
- Control module, coding
- Compose the code number according to the following example
- Coding variations of Engine Control Module (ECM) with engine code: ART or AWN
- Readiness code
- The readiness code can be generated in two methods
- Work step 13: Readiness code, displaying
- Malfunction recognition by the Transmission Control Module (TCM)
- Transmission Control Module (TCM), backup functions
- Mechanical backup with active control module
- Malfunction Indicator Lamp (MIL), function
- MIL function check
- Conditions for recognizing a driving cycle (dcy)
- Installing
- Automatic Transmission Control Module (TCM) -J217-, disconnecting multi-pin connector
- Engine Control Module (ECM)
- ECM, removing and installing
- Data Link Connector (DLC)
- ABS Control Module -J104
- OBD of ABS Control Module -J104
- Multi-function Transmission Range (TR) switch -F125
- Multi-function Transmission Range (TR) switch -F125-, removing and installing
- Valve body
- Valve body, removing and installing
- Sensor for Transmission RPM -G182
- Sensor for Transmission RPM -G182-, removing and installing
- Sender for Transmission Output RPM -G195
- Sender for Transmission Output RPM -G195-, removing and installing
- Speedometer Vehicle Speed Sensor (VSS) -G22
- Speedometer Vehicle Speed Sensor (VSS) -G22-, removing and installing
- Shift Lock solenoid -N110
- Shift Lock Solenoid, removing and installing
- Tiptronic Transmission Range (TR) Switch -F189
- Starting Interlock Relay-J207
- Storage shelf, driver's side, removing
- Transmission Range (TR)Selector Lever Display -Y6
- Transmission Range (TR) Selector lever Display, removing and installing
- Brake Light Switch -F
- Brake light switch, removing and installing
- Cruise Control Switch -E45
- Cruise Control Switch -E45-, removing and installing
- For additional information see
- To prevent injury to persons or damage to electrical or electronic components, observe the following
- Work procedure
- Bus
- CAN
- Layout of the data Bus drive
- Two control modules communicate through a "two-wire Bus system"
- Three or more control modules communicate through a "two-wire Bus system"
- Example 1
- Example 2
- Example 3
- Multi-pin connector (88-pin connector) of Transmission Control Module -J217 (sockets of VAG 1598/20)
- To be performed when
On Board Diagnostic (OBD) - 5 Spd. Automatic Transmission, 01L All Wheel Drive: Diagnosis
16 subsections- On Board Diagnostic (OBD), technical data
- On Board Diagnostic (OBD), function
- If it is necessay to use test equipment during road test, observe the following
- VAG 1551 Scan Tool (ST), connecting and selecting functions
- On Board Diagnostic (OBD), available functions using VAG 1551 Scan Tool (ST)
- Check DTC Memory (scan tool function 02)
- Diagnostic Trouble Code (DTC) tables
- Output Diagnostic Test Mode (DTM) (scan tool function 03)
- Erase DTC memory (scan tool function 05)
- Code Control Module (Scan tool function 07)
- Read Measuring Value Block (scan tool function 08)
- The DTC table indicated Bus must be checked
- Electrical testing
- Test requirements
- List of test steps (88-pin connector)
- Test condition
- Transmission control module -J217- fault recognition
- Security functions of the Transmission Control Module (TCM)
- Mechanical backup with non-active control module
- Malfunction Indicator Lamp (MIL) function, checking
- MIL functional check
- Conditions for recognition of a driving cycle (Dcy)
- Removing
- Installing
- Engine control module
- Removing and installing control module
- Data Link Connector (DLC)
- Valve body
- Removing and installing valve body
- Transmission oil temperature sender (ATF) -G93-, removing and installing
- Multi-function switch -F125
- Removing and installing multi-function switch
- Tiptronic switch -F189
- Transmission speed sender -G38
- Removing and installing transmission speed sender
- Removing and installing transmission input speed sender
- Selector lever lock solenoid -N110
- Removing and installing selector lever lock solenoid
- Throttle valve potentiometer -G69
- Starting interlock relay -J207
- Transmission range selector lever display -Y6
- Removing and installing transmission range selector lever display
- Kick down switch -F8
- Kick down-switch removing and installing
- Brake light switch -F
- Removing and installing brake light switch
- Additional information
- Safety precautions
- List of selectable functions
- Important notes
- List of all DTCs with the MIL condition — Part 1
- List of all DTCs with the MIL condition — Part 2
- Requirement
- Bus
- CAN
- Two-wire bus system, checking
- Three or more control modules are communicating across a "two-line bus system"
- Example 1
- Example 2
- Example 3
- Perform if
- On Board Diagnostic (OBD), function
- On Board Diagnostic (OBD), technical data
- On Board Diagnostic II (OBD II), functions
- VAS5051 tester or VAG1551 scan tool, connecting and selecting functions
- Output Diagnostic Test Mode (DTM) (scan tool function 03)
- Output Diagnostic Test Mode (DTM) (scan tool function 03), transmissions with hydraulic regulation -E17
- Test sequence
- Output Diagnostic Test Mode (DTM) (scan tool function 03), transmissions with hydraulic regulation -E18/2
- Code Control Module (scan tool function 07)
- Read Measuring Value Block (scan tool function 08)
- Read Measuring Value Block (scan tool function 08) for transmissions with hydraulic control E17
- Read Measuring Value Block (scan tool function 08) for transmissions with hydraulic control E18/2
- Prepare the following special tools and test equipment
- Test requirements
- List of test steps (88-pin connector)
- Test conditions
- Testing wiring to 16-pin connector on transmission
On Board Diagnostic (OBD) - Central Locking System, Memory Seats, Ultrasonic Interior Monitor
30 subsections- Check Control Module Versions (function 01)
- Code Control Module (function 07)
- Implementing function "07 - Code Control Module"
- Coding table
- Code 15885
- Read Measuring Value Block (function 08)
- Implementing function "08 - Read Measuring Value Block"
- Remote control keys, matching/memory positions, erasing
- Methods of matching remote control keys
- Erasing memory positions
- Requirements
- Implementing function "10 - Adaptation"
- Matching of remote control keys by way of adaptation function
- Function
- Address word for interior monitor: 45
- Checking power supply wire
- Checking wire for pulse signal
- Equipment version with no side curtain protection system
- Equipment version with side curtain protection system
- Adaptation (function 10)
- Driver's seat remote key memory function, deactivating in basic setting
- Implementing
- Control module number 4B0 959 760 B only
- Display value table
- For control module 4B0 959 760 A
- For control module 4B0 959 760 A as of chassis no. 4BWN 131 820 and for control module 4B0 959 760 B
- Implementing function "04 - Basic setting"
- Matching new remote control keys
- Implementing function "06 - End Output"
- For control module 4B0 959 760 C
On Board Diagnostic (OBD) - Central Locking System, Memory Seats, Ultrasonic Interior Monitor: Diagnosis
11 subsections- V.A.G 1551 Scan Tool (ST), connecting
- Test conditions
- Test requirements
- On Board Diagnostic (OBD) functions
- Check DTC Memory (function 02)
- Implementing function "02 - Check DTC Memory"
- Diagnostic Trouble Code (DTC) table
- Output Diagnostic Test Mode (function 03)
- Implementing function "03 - Output Diagnostic Test Mode"
- Erase DTC Memory (function 05)
- Implementing function "05 - Erase DTC Memory"
- Transmission Control Module (TCM) safety functions
- Technical Data
- Transmission Control Module (TCM) for multitronic -J217
- Hydraulic Unit
- Shift lock solenoid -N110
- Data Link Connector (DLC)
- Cruise control switch -E45
- Transmission Range (TR) selector lever display -Y6
- Relay for Park/Neutral Position (PNP) relay -J226- and back-up light
- Relay for power supply terminal 87
- Brake light switch -F
- Kickdown switch -F8
- Safety Precautions
- Note on towing
- List of Selectable Functions
- Requirements
- Transmission Control Module (TCM), coding
- Coding chart
- Measured Value Block, reading
- List of Selectable Display Groups
- Adaptation for driving forward
- Adaptation for driving in reverse
- Shift Lock Solenoid -N110-, checking
- Data exchange between Transmission Control Module (TCM) and CAN-capable control modules, checking
- Checking bus system
- Checking a "Dual Wire Bus System"
- Example 1
- Example 2
- Example 3
- On Board Diagnostic (OBD), function
- Transmission Control Module (TCM) DTC Recognition
- Test requirements
- Test procedure
- Diagnostic Trouble Code (DTC) memory, reading
- Diagnostic Trouble Code (DTC) table
- Control element diagnosis / Output Diagnostic Test Mode (DTM)
- Test sequence
- If you are unable to determine any cause in the bus wiring for the DTC "Data bus drive faulty", check to see whether one of the control modules is responsible for this DTC
- Function
- Safety precautions
- Initiating output DTM
- Basic Setting (function 04)
- Basic setting procedure for vehicles up to model year 2001
- Basic setting procedure for vehicles from model year 2002
- Continuation for all vehicles
- Requirements
- End Output
- A/C Control Head -E87-, coding
- Read Measuring Value Block (function 08)
- Initiating "Read Measuring Value Block" function 08
- Read measuring value blocks (vehicles up to model year 2001)
- Display group 001: Compressor cut-off conditions, voltage for A/C clutch and at terminal 15
- Interpretation of compressor cut-off condition for display field 1 - 4
- Display group 017: Measuring values for Sunlight Photo Sensor -G107-, signal from windshield wiper switch for washer pump and windshield wiper
- Display group 019: Input signal from auxiliary heating, running light on/off (terminal "58") and version of communication-matrix in A/C Control Head -E87
- Display groups currently not to be used by dealerships
- Checking
- Outside temperature dependent resistance values of temperature sensors in Kohm (Kilo-Ohm)
- Temperature depending resistance values of sensor
- Checking pressure signal from High Pressure Switch -G65
- Pressure signal from High Pressure Sensor -G65
- For vehicles with A/C compressor regulator valve -N280- (coding of -E87-)
- For vehicles with compressors using A/C clutch -N25-(coding of -E87-)
- Sensor for air quality -G238-, function
- CAN-bus system, checking
- Bus-system, function
- Isolating possible malfunction causes
- Determine malfunction in CAN-bus system
- Malfunction is indicated only by A/C Control Head -E87
- Malfunction indicated in another control module
- A/C system, On Board Diagnostic (OBD)
- On Board Diagnostic (OBD), technical data
- On Board Diagnostic (OBD), test requirements
- Diagnostic Trouble Code (DTC) table
- Output Diagnostic Test Mode (DTM)
- Idle Air Control (IAC) regulation, initiating Output Diagnostic Test Mode (DTM)
- Erase DTC Memory
- Testing
- Socket assignment for VAG 1598 test box with adapter lead VAG 1598/11
- Electrical testing (vehicles up to model year 2001)
- Electrical testing (vehicles from model year 2002)
- Test step 3: Fresh air blower -V2- and Control module for fresh air blower -J126
- Test Step 4: Air Conditioner Positioning Motors With Potentiometers
- Test step 6: Activation for A/C Compressor Regulator Valve -N280
- Test step 7: A/C Clutch Relay -J44- and activation of A/C clutch -N25
- Test step 8: Activation of Coolant Fan -V7- (step 1 and 2)
- Test requirements
- Select functions
- Technical information material needed
- General notes
- Indicator lamp for level control system -K134
- Check Control Module Versions (function 01)
- Code Control Module (function 07)
- Read Measuring Value Block (function 08)
- Perform Function "08 - Read Measuring Value Block"
- Display value table
- Basic setting (function 04)
- Working procedure
- Adaptation (function 10), activating and deactivating self leveling suspension system
- Deactivated self leveling suspension system
- Activating self leveling suspension system
- Four-wheel self leveling suspension system, function
- Level control system control module -J197
- Level control system sensors -G76-, -G77-, -G78-, -G289
- Suspension strut valves -N148-, -N149-, -N150-, -N151
- Level Control Accumulator Valve -N311
- Solenoid for level control system - N111
- Motor for compressor-level control system -V66
- Relay for compressor level control system -J403
- Level control pump temperature sensor -G290
- Level control system control head - E281
- Four-wheel pneumatic system, electrical check
- The following measuring and other equipment is needed
- Contact assignment 18-pin Connector
- Contact assignment 50-pin Connector
- Height dimension, determining
- CAN bus, function
- Is their a functional malfunction?
- When searching for malfunctions in the bus lines, differentiate between two cases
- Communication occurs between two control modules via a "Two-wire bus system"
- Malfunction messages in the CAN bus system
- Example 1
- Example 2
- Example 3
- Tire Pressure Monitoring Control Module -J502
- Tire pressure sensors -G222- to -G225
- Tire pressure monitoring system antennas -R59- to -R62
- Safety precautions
- Perform encoding
- Encoding: 20329
- Perform "Read Measuring Value Block"
- Adaptation (function 10)
- Perform Function "10 - Adaptation"
- Tire pressure monitoring system, setting up
- Pneumatic suspension system for four-wheel systems On Board Diagnostic (OBD), basic information
- VAG1551 scan tool, connecting and selecting address word
- Erase DTC Memory (function 05) and End Output (function 06)
- On Board Diagnostic (OBD) system, function
- On Board Diagnostic (OBD) functions
- Test sequence
- Output Diagnostic Test Mode (function 03)
- Perform Function 03 - "Output Diagnostic Test Mode"
- Test preconditions
- Check DTC Memory (function 02)
- Perform Function "02 - Check DTC Memory"
- DTC table
- If requested in the DTC table to check the bus
- DTC table for tire pressure monitoring system
- TRANSMISSION
- Notes
- Solenoid Valves
- Clutches
- AXLE SHAFTS
- TRANSMISSION COMPONENTS
- GENERAL REPAIR INSTRUCTIONS
- O-RINGS, SEALS, GASKETS
- CIRCLIPS
- NUTS, BOLTS
- BEARINGS
- Replacing
- Installing Dimension
- Rules Of Cleanliness When Working On Automatic Transmissions
- Removing Drive Shaft
- Removing & Installing Rear Final Drive
- Installing Driveshaft
- Removing (Rear Differential)
- Installing
- Pressing On Tapered Roller Bearing Inner Race
- Pulling Off Double Tapered Roller Bearing Inner Race
- Pressing On Double Tapered Roller Bearing Inner Race
- Installing Ring Gear
- Install Differential Bevel Gears
- Differential Bevel Gears, Adjusting
- Removing Drive Pinion Nut
- Pull Off Driveshaft Flange From Drive Pinion
- Pressing Large Tapered Roller Bearing Inner Race Onto Drive Pinion
- Pressing In Double Tapered Roller Bearing Outer Race
- Pressing In Tapered Roller Bearing Outer Race
- Replacing O-Ring (Drive Pinion)
- Driving In Seal For Driveshaft Flange
- Installing Flange
- Securing Drive Pinion Nut
- Measuring Driveshaft Radial Runout
- DRIVE PINION & RING GEAR, ADJUSTING
- Gear Set, Adjusting Sequence
- DRIVE PINION, ADJUSTING
- Determining Shim "S3" (Drive Pinion)
- Determining Dimension "e" (Drive Pinion)
- Checking Dimension "r"
- RING GEAR, ADJUSTING
- Total Shim Thickness Stotal For Shims S1 + S2, Determining (Ring Gear)
- Determining Thickness Of Shim "S1*" (Ring Gear)
- Adjusting Backlash
- Checking Measurement (Ring Gear Backlash)
- TRANSMISSION
- HYDRAULIC CONTROL
- AXLE SHAFTS
- TRANSMISSION COMPONENTS
- GENERAL REPAIR INSTRUCTIONS
- O-RINGS, SEALS, GASKETS
- CIRCLIPS & RETAINERS
- NUTS, BOLTS
- BUSHINGS, BEARINGS
- SHIMS
- Removing
- Installing
- Rules Of Cleanliness For Working On Automatic Transmissions
- Removing Drive Shaft
- Removing & Installing Rear Final Drive
- Installing Driveshaft
- Removing (Differential)
- Pressing On Tapered Roller Bearing Inner Race
- Pulling Off Double Tapered Roller Bearing Inner Race
- Pressing On Double Tapered Roller Bearing Inner Race
- Installing Ring Gear
- Install Differential Bevel Gears
- Differential Bevel Gears, Adjusting
- Removing Drive Pinion Nut
- Pull Off Driveshaft Flange From Drive Pinion
- Pressing Large Tapered Roller Bearing Inner Race Onto Drive Pinion
- Pressing In Double Tapered Roller Bearing Outer Race
- Pressing In Tapered Roller Bearing Outer Race
- Replacing O-Ring
- Driving In Seal For Driveshaft Flange
- Installing Flange
- Securing Drive Pinion Nut
- Measuring Driveshaft Radial Runout
- DRIVE PINION & RING GEAR, ADJUSTING
- Gear Set, Adjusting Sequence
- DRIVE PINION, ADJUSTING
- Determining Shim "S3" (Drive Pinion)
- Determining Dimension "e" (Drive Pinion)
- Checking Dimension "r"
- RING GEAR, ADJUSTING
- Total Shim Thickness Stotal For Shims S1 + S2, Determining (Ring Gear)
- Determining Thickness Of Shim "S1*" (Ring Gear)
- Adjusting Backlash
- Checking Measurement (Ring Gear Backlash)
- Air supply unit
- Malfunction indication via indicator lamp for level control system -K134
- Procedure
- 2-wheel air suspension, charging system
- Removing
- Connector system
- Installing
- Air line from sensor to air spring shock absorber
- Mounting bracket (allroad suspension), removing and installing
- Shock absorbers/springs, removing and installing
- Basic setting (Allroad), performing
- System filling (Allroad)
- Equipment
- System venting (Allroad)
- Work sequence
- Vehicles from VIN
- Vehicles up to VIN
- Dynamic Ride Control DRC -RS6
- Center valve
- Front suspension strut
- Rear suspension strut
- Filling appliance V.A.S 6209
- Fresh-oil tank, filling
- Oil from shock absorber or line, Extracting
- Shocker absorber or line, evacuating
- Shock absorber/line filling
- DRC system connection
- On Board Diagnostic (OBD) - 2.7L V6 Biturbo - Apb, Bel 5
- Multiport Fuel Injection (Mfi), Generic Scan Tool - 2.7L V6 Biturbo - Apb, Bel 5
- On Board Diagnostic (OBD) - Generic Scan Tool - 2.7L V6 Biturbo - Apb, Bel 4
- On Board Diagnostic (OBD) - 2.8L V6 Aha 2
- On Board Diagnostic (OBD) - 3.0L V6 Avk 4
- On Board Diagnostic (OBD) - Generic Scan Tool - 3.0L V6 Avk 4
- On Board Diagnostic (OBD) - 4.2L V8 5V - Art, Awn 4
- On Board Diagnostic (OBD) - Generic Scan Tool - 4.2L V8 5V - Art, Awn, Bbd 5