Wiring Diagram (CRUA, DEJA, DEJB) -- (A3 Sedan)
- Wiring Diagram(S)
- Ignition/Starter Switch, Cruise Control Switch, Vehicle Electrical System Control Module, Steering Column Electronics Control Module
- Vehicle Electrical System Control Module, Steering Column Electronics Control Module
- Terminal 30 Power Supply Relay, Reducing Agent Metering System Relay, Fuse Panel C
- Automatic Glow Time Control Module
- Low Heat Output Relay, High Heat Output Relay, Fuse 8 (On Fuse Panel B)
- Engine/Motor Control Module
- Engine/Motor Control Module, Glow Plug 1, Glow Plug 2, Glow Plug 3, Glow Plug 4
- Fuel Level Sensor, Fuel Delivery Unit, Transfer Fuel Pump, Mass Airflow Sensor, Fuel Pump Control Module, Engine/Motor Control Module
- Engine/Motor Control Module, WASTEGATE Bypass Regulator Valve, Positive Crankcase Ventilation Heating Element, Camshaft Adjustment Valve 1, Fuel Pressure Regulator Valve, Fuel Metering Valve, EGR Cooler Switch-Over Valve
- Oil Pressure Switch, Reduced Oil Pressure Switch, Engine/Motor Control Module, Oil Pressure Regulation Valve, Cylinder Head Coolant Valve, Charge Air Cooling Pump, Heater Support Pump
- Engine Coolant Temperature Sensor On Radiator Outlet, EGR Temperature Sensor, Exhaust Gas Temperature Sensor 1, Exhaust Gas Temperature Sensor 2, Exhaust Gas Temperature Sensor 3, Exhaust Gas Temperature Sensor 4, Charge Air Temperature Sensor In Front Of Charge Air Cooler, Engine/Motor Control Module
- Engine Coolant Temperature Sensor, Fuel Temperature Sensor, Differential Pressure Sensor, Engine/Motor Control Module, Exhaust Door Control Unit
- Brake Lamp Switch, Brake Pedal Switch, Oil Level Thermal Sensor, Charge Air Pressure Actuator Position Sensor, Engine/Motor Control Module
- Camshaft Position Sensor, Fuel Pressure Sensor, Low Fuel Pressure Sensor, Engine/Motor Control Module
- Engine Speed Sensor, Throttle Position Sensor, EGR Position Sensor 2, Throttle Valve Control Module, Engine/Motor Control Module, EGR Motor 2
- Heated Oxygen Sensor, Engine/Motor Control Module, Reducing Agent Injector, EGR Motor, Oxygen Sensor Heater
- Charge Air Pressure Sensor, Water Level Sensor, Exhaust Pressure Sensor 1, Charge Air Temperature Sensor After Charge Air Cooler, NOX Sensor Control Module, Engine/Motor Control Module
- Accelerator Pedal Position Sensor, Accelerator Pedal Position Sensor 2, Engine/Motor Control Module, Reducing Agent Line Heater (Heating Circuit 2)
- Reducing Agent Metering System Delivery Unit, Reducing Agent Reservoir Sensor, Engine/Motor Control Module, Reducing Agent Pump, Reducing Agent Return Flow Pump
- Engine/Motor Control Module, Dual-Clutch Transmission MECHATRONIC, Cylinder 1 Fuel Injector, Cylinder 2 Fuel Injector, Cylinder 3 Fuel Injector, Cylinder 4 Fuel Injector
- Instrument Cluster Control Module, Data Bus On Board Diagnostic Interface, Engine/Motor Control Module