Home/Audi/A3/Audi A3 8P facelift (2004-2008)/Repair manual/3.2L - Generic Scan Tool - Engine Code(s): Bub/MOTRONIC ENGINE CONTROL MODULE

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Wiring diagrams Section: 3.2L - Generic Scan Tool - Engine Code(s): Bub

SERIAL DATA LINK ILLUMINATION

CONTROLLER AREA NETWORK DATA LINK

ELECTRONIC POWER CONTROL WARNING LAMP

FUEL SUPPLY SYSTEM

SAFETY PRECAUTIONS

CLEAN WORKING CONDITIONS

FUEL PUMP DELIVERY QUANTITY, CHECKING

EVAP SYSTEM

EVAP SYSTEM, LEAK DETECTION

EVAP SYSTEM, CHECKING FOR LEAKS

EVAP CANISTER PURGE REGULATOR VALVE, CHECKING

LEAK DETECTION PUMP, CHECKING

FUNCTION OF EPC SYSTEM

THROTTLE POSITION SENSOR/ACCELERATOR PEDAL POSITION SENSOR 2, CHECKING

MOTRONIC FUEL INJECTION SYSTEM

TECHNICAL DATA

OXYGEN SENSOR HEATERS, CHECKING

OXYGEN SENSOR HEATERS AFTER CATALYTIC CONVERTER, CHECKING

MASS AIR FLOW SENSOR, CHECKING

Checking voltage supply

Checking electrical circuit

THROTTLE VALVE CONTROL MODULE, CHECKING

POSITIVE CRANKCASE VENTILATION HEATING ELEMENT, CHECKING

ENGINE COOLANT TEMPERATURE SENSOR, CHECKING

ENGINE COOLANT TEMPERATURE SENSOR ON RADIATOR, CHECKING

AFTER-RUN COOLANT PUMP, CHECKING

ENGINE SPEED SENSOR, CHECKING

FUEL INJECTORS, CHECKING

HEATED OXYGEN SENSORS AND REGULATION BEFORE CATALYTIC CONVERTER, CHECKING

SPEED SIGNAL, CHECKING

CAN-BUS TERMINAL RESISTANCE, CHECKING

MOTRONIC ENGINE CONTROL MODULE

MOTRONIC ENGINE CONTROL MODULE VOLTAGE SUPPLY, CHECKING

MOTRONIC ENGINE CONTROL MODULE, REPLACING

EXHAUST SYSTEM COMPONENTS, REMOVING AND INSTALLING

THREE WAY CATALYTIC CONVERTER, CHECKING

SECONDARY AIR INJECTION SYSTEM

COMBINATION VALVE FOR SECONDARY AIR INJECTION, CHECKING FUNCTION AND PROPER SEAL

SECONDARY AIR INJECTION SOLENOID VALVE, CHECKING

SECONDARY AIR INJECTION PUMP RELAY, CHECKING

SECONDARY AIR INJECTION PUMP MOTOR, CHECKING

IGNITION SYSTEM

CAMSHAFT POSITION SENSORS, CHECKING

KNOCK SENSORS, CHECKING

IGNITION COILS WITH POWER OUTPUT STAGE, CHECKING

SELECTOR LEVER VOLTAGE SUPPLY, CHECKING

CAN-BUS TERMINAL RESISTANCE, DIRECT SHIFT GEARBOX MECHATRONIC TO MOTRONIC ECM, CHECKING

CAN-BUS TERMINAL RESISTANCE, SELECTOR LEVER TO MOTRONIC ECM, CHECKING

DIRECT SHIFT GEARBOX MECHATRONIC VOLTAGE SUPPLY, CHECKING

Fuel, air mixture, and additional emissions regulations

OBDMID $71 (113): Secondary Air Injection (AIR) System (Bank 1)

OBDMID $72 (114): Secondary Air Injection (AIR) System (Bank 2)

Test-ID 162 ($A2): Misfire Cylinder 1 Data

Test-ID 163 ($A3): Misfire Cylinder 2 Data

Test-ID 164 ($A4): Misfire Cylinder 3 Data

Test-ID 165 ($A5): Misfire Cylinder 4 Data

Test-ID 166 ($A6): Misfire Cylinder 5 Data

Test-ID 167 ($A7): Misfire Cylinder 6 Data

All sections

MOTRONIC ENGINE CONTROL MODULE Audi A3 8P facelift

3.2L - Generic Scan Tool - Engine Code(s): Bub

MOTRONIC ENGINE CONTROL MODULE

Motronic Engine Control Module (ECM) -J220- regulates fuel injection, Throttle Valve Control Module -J338-, oxygen sensor regulation, ignition, knock control, Evaporative Emission (EVAP) Canister Purge Regulator Valve -N80-, engine speed limitation through fuel injectors or Fuel Pump (FP) Relay -J17- as well as On Board Diagnostic (OBD).