Home/Audi/A6/Audi A6 С6 (2004-2008)/Repair manual/4.2l v8 5v Generic Scan Tool, Engine Code(s): Bnk/Ignition system

Contents

Wiring diagrams Section: 4.2l v8 5v Generic Scan Tool, Engine Code(s): Bnk

Safety precautions

Rules for cleanliness

Fuel tank, emptying

B - Emptying a fuel tank less than 1/4 filled

Fuel delivery unit, removing and installing

Fuel pump electrical, checking

Fuel Pump (FP), checking delivery quantity

Fuel system, bleeding

EVAP system, leak detection

Evaporative Emission (EVAP) canister system, checking for proper seal

Evaporative Emission (EVAP) Canister Purge Regulator Valve N80 , checking

Leak Detection Pump (LDP) -V144- , checking

Functions of Electronic Power Control "EPC" System

Throttle Position (TP) Sensor G79/Accelerator Pedal Position Sensor 2 G185 , checking

Accelerator pedal module, removing and installing

Rules of cleanliness

Technical data

Component locations, overview

Fuel injectors, removing and installing

Oxygen Sensor (O2S) Heater for Heated Oxygen Sensor (HO2S) before catalytic converter, checking

Oxygen Sensor (O2S) Heater for Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) , checking

Mass Air Flow (MAF) Sensor G70 , checking

Intake Air Temperature (IAT) Sensor G42 , checking

Throttle Valve Control Module J338 , checking

Checking function

Checking wiring connections

Engine Speed (RPM) Sensor G28 , checking

Engine Coolant Temperature (ECT) Sensor G62 , checking

Fuel Pump (FP) Relay J17 , checking

Check voltage supply of Fuel Pump (FP) Relay J17

Checking activation of Fuel Pump (FP) Relay J17

Check voltage supply for Fuel Pump (FP) and components

Fuel pressure regulator and holding pressure, checking

Fuel Injectors , checking

Injection quantity, leak check, and spray pattern of fuel injectors

Intake system for leaks (false air), checking

Heated Oxygen Sensor (HO2S) before catalytic converter, checking

Heated Oxygen Sensor (HO2S) behind catalytic converter, checking

Engine Control Module (ECM) J623 voltage supply, checking

Motronic Engine Control Module (ECM) Power Supply Relay J271 , checking

Engine Control Module (ECM) J623 , removing and installing

Engine Control Module (ECM) J623 , replacing

Speed signal, checking

Terminal resistance for Can-Bus, checking

Exhaust system components, removing and installing

Heated oxygen sensor (HO2S) 2 G108 before catalytic converter, bank 2 (left), removing and installing

Oxygen sensor (O2S) behind three way catalytic converter (TWC) G130 , bank 1 (right), removing and installing

Oxygen Sensor (O2S) 2 Behind Three Way Catalytic Converter (TWC) G131 after catalytic converter, bank 2 (left), removing and installing

Left exhaust pipe with catalytic converter, removing and installing

Right exhaust pipe with catalytic converter, removing and installing

Exhaust system, installing free of tension

Exhaust system, checking for proper seal

Secondary air injection (AIR) system

Secondary Air Injection (AIR) system, principle and function

Secondary Air Injection (AIR) system, component overview

Removing

Installing

Tightening torque

Tightening torques

Checking Secondary Air Injection (AIR) system for proper seal

Secondary Air Injection (AIR) Solenoid Valve -N112- , checking

Checking internal resistance

Checking voltage supply

Checking activation

Secondary Air Injection (AIR) Pump Relay -J299- , checking

Checking the voltage supply of the Secondary Air Injection (AIR) Pump Relay J299.

Check activation of the Secondary Air Injection (AIR) pump relay

Voltage supply for Secondary Air Injection (AIR) Pump Motor -V101- , checking

General notes on ignition system

Technical data, ignition

Ignition Coil with Power Output Stage N70, N127, N291, N292, N323, N324, N325, N326 , checking

Knock Sensor (KS) , checking

Camshaft Position (CMP) Sensors , checking

Camshaft Adjustment Valve , checking

Electrical components for regulating transmission, checking

Multi-Function Transmission Range (TR) Switch, checking

Sensor for transmission RPM, checking

Sensor for transmission output RPM, checking

Transmission Fluid Temperature Sensor, checking

Solenoid valve 1, checking

Pressure regulator valves, checking

Function

Transmission Control Module (TCM) J217 , replacing

Voltage supply for the Transmission Control Module (TCM) J217 , checking

On Board Diagnostic (OBD) characteristics

Identification of Engine Control Module (ECM) J623

Identification of Transmission Control Module (TCM) J217

Engine Control Module (ECM) J623 equipment

Transmission Control Module (TCM) J217 equipment

Malfunction Indicator Lamp (MIL) K83 in instrument cluster

Electronic Power Control (EPC) Warning Lamp K132 in instrument cluster

Diagnostic Mode 1: Obtain data

Diagnostic Mode 2: Obtain operating conditions

Diagnostic Mode 3: Interrogating DTC memory

DTC Memory, checking

Diagnostic mode 4: Reset/delete diagnostic data

Diagnostic Mode 5: Check lambda test results

Diagnostic Mode 6: Checking test results of components that are not continuously monitored

Test-ID 01: Oxygen Sensor Monitor Bank 1 - Sensor 1

Test-ID 02: Oxygen Sensor Monitor Bank 1- Sensor 2

Test-ID 05: Oxygen Sensor Monitor Bank 2 - Sensor 1

Test-ID 6: Oxygen Sensor Monitor Bank 2 - Sensor 2

Test-ID 33: Catalyst Monitor Bank 1

Test-ID 34: Catalyst Monitor Bank 2

Test-ID 59: EVAP Monitor (0.040)

Test-ID 60: EVAP Monitor (0.020)

Test-ID 61: Purge Flow Monitor

Test-ID 65: Oxygen Sensor Heater Monitor Bank 1 - Sensor 1

Test-ID 66: Oxygen Sensor Heater Monitor Bank 1 - Sensor 2

Test-ID 69: Oxygen Sensor Heater Monitor Bank 2 - Sensor 1

Test-ID 70: Oxygen Sensor Heater Monitor Bank 2 - Sensor 2

Test-ID 113: Secondary Air Injection (AIR) system Bank 1

Test-ID 114: Secondary Air Injection (AIR) system Bank 2

Test-ID 162: Mis-Fire Cylinder 1 Data

Test-ID 163: Mis-Fire Cylinder 2 Data

Test-ID 164: Mis-Fire Cylinder 3 Data

Test-ID 165: Mis-Fire Cylinder 4 Data

Test-ID 166: Mis-Fire Cylinder 5 Data

Test-ID 167: Mis-Fire Cylinder 6 Data

Test-ID 168: Mis-Fire Cylinder 7 Data

Test-ID 169: Mis-Fire Cylinder 8 Data

Diagnostic mode 7: Check test results of components that are continuously monitored

Diagnostic Mode 8: Tank leak test

Diagnostic mode 9: Vehicle information

Readiness code

Read readiness code

Evaluation PID 01: System status information (right 8-digit number block)

Readiness code, generating

Fuel, air mixture, and additional emissions regulations

Fuel and air ratios

Ignition system

Additional exhaust regulation

Speed and idle control

Control module and output signals

Transmission 09L

Fuel and air mixture, additional emissions regulations

Fuel and air ratio

Additional emission regulations

All sections

Ignition system Audi A6 С6

4.2l v8 5v Generic Scan Tool, Engine Code(s): Bnk

Ignition system

SAE-DTC	DTC text	Corrective action
P0300	Random/Multiple Cylinder Misfire Detected	Check Fuel injectors --> Fuel Injectors , checking . Check Ignition Coil with Power Output Stage --> Ignition Coil with Power Output Stage N70, N127, N291, N292, N323, N324, N325, N326 , checking .
P0301	Cylinder 1 Misfire Detected
P0302	Cylinder 2 Misfire Detected
P0303	Cylinder 3 Misfire Detected
P0304	Cylinder 4 Misfire Detected
P0305	Cylinder 5 Misfire Detected
P0306	Cylinder 6 Misfire Detected
P0307	Cylinder 7 Misfire Detected
P0308	Cylinder 8 Misfire Detected
P0321	Ignition/Distributor Engine Speed Input Circuit Range/Performance	Check Engine Speed (RPM) Sensor G28 --> Engine Speed (RPM) Sensor G28 , checking .
P0322	Ignition/Distributor Engine Speed Input Circuit No Signal
P0340	Camshaft Position Sensor "Intake" Circuit, Bank 1 or Single Sensor	Check Camshaft Position (CMP) Sensor G40 --> Camshaft Position (CMP) Sensors , checking .
P0341	Camshaft Position Sensor "Intake" Circuit Range/Performance, Bank 1 or Single Sensor
P0342	Camshaft Position Sensor "Intake" Circuit Low Bank 1 or Single Sensor
P0343	Camshaft Position Sensor "Intake" Circuit High, Bank 1 or Single Sensor
P0345	Camshaft Position Sensor "Intake" Circuit, Bank 2	Check Camshaft Position (CMP) Sensor 2 G163 --> Camshaft Position (CMP) Sensors , checking .
P0346	Camshaft Position Sensor "Intake" Circuit Range/Performance, Bank 2
P0347	Camshaft Position Sensor "Intake" Circuit Low, Bank 2
P0348	Camshaft Position Sensor "Intake" Circuit High, Bank 2
P0351	Ignition Coil A Primary/Secondary Circuit	Check Ignition Coil with Power Output Stage --> Ignition Coil with Power Output Stage N70, N127, N291, N292, N323, N324, N325, N326 , checking .
P0352	Ignition Coil B Primary/Secondary Circuit
P0353	Ignition Coil C Primary/Secondary Circuit
P0354	Ignition Coil D Primary/Secondary Circuit
P0355	Ignition Coil E Primary/Secondary Circuit
P0356	Ignition Coil F Primary/Secondary Circuit
P0357	Ignition Coil G Primary/Secondary Circuit
P0358	Ignition Coil H Primary/Secondary Circuit