Computers and Control Systems: Locations
Overview of Component Locations (Vehicles with engine code AWP, AWV)
The following components are not displayed in the installation overview:
Malfunction Indicator Lamp (MIL) -K83-*
Electronic Power Control (EPC) Warning Lamp -K132-
Leak detection pump (LDP) -V144-*
- Under wheel housing liner in rear right wheel housing
Throttle Position (TP) Sensor -G79-*
- In footwell, at accelerator pedal
The following components are displayed in the Component location overview:
1 Heated Oxygen Sensor (HO2S) -G39- bank 1 before catalytic converter, 50 Nm
- Component location: in front catalytic converter
2 6-pin harness connector
- Black
- Terminals are gold-plated
- For Heated Oxygen Sensor (HO2S) -G39- before Three Way Catalytic Converter (TWC) and Oxygen Sensor (O2S) Heater -Z19-
- At right vehicle underside
3 Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) -G130-, bank 1, 50 Nm
- Component location: In rear catalytic converter
4 4-pin harness connector
- Black
- Terminals 3 and 4 gold-plated
- For Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) -G130- and Oxygen Sensor (O2S) Heater 1 -Z29-
- At right vehicle underside
5 Camshaft Position (CMP) Sensor -G40-
6 Secondary Air Injection (AIR) Solenoid Valve -N112-
7 Recirculating valve for turbocharger -N249-
- Check boost pressure system
8 Ignition Coil 1 with Power Output Stage -N70-, Ignition Coil 2 with Power Output Stage -N127-, Ignition Coil 3 with Power Output Stage -N291-, Ignition Coil 4 with Power Output Stage -N292-
9 Wastegate Bypass Regulator Valve -N75-
10 Secondary Air Injection (AIR) Pump Relay -J299-
- Removing and installing Secondary Air Injection (AIR) system components
11 Engine Control Module (ECM)
(Motronic Engine Control Module (ECM) -J220-)
12 O-ring
13 Engine Coolant Temperature (ECT) Sensor -G62-
14 Retaining clip
- Check for secure fitting
15 Mass Air Flow (MAF) Sensor -G70-
16 Valve -1- for camshaft adjustment -N205-*
- Check camshaft adjustment
17 Fuel pressure regulator
18 Fuel injectors (Cylinder 1 Fuel Injector -N30- through Cylinder 4 Fuel Injector -N33-)
19 10 Nm
20 Engine Speed (RPM) Sensor -G28-
21 O-ring
22 20 Nm
- Tightening torque affects function of Knock Sensor (KS)
23 Knock Sensor (KS) 2 -G66-
- black, 2-pin
24 2-pin harness connector
- For Knock Sensor (KS) 2 -G66-
- Black
- Mark connector before removing
25 Secondary Air Injection (AIR) Pump Motor -V101-
26 20 Nm
- Tightening torque affects function of Knock Sensor (KS)
27 Knock Sensor (KS) 1 -G61-
- black, 2-pin
28 2-pin harness connector
- For Knock Sensor (KS) 1 -G61-
- Black
- Mark connector before removing
29 Charge Air Pressure Sensor -G31-
30 Throttle Valve Control Module -J338-
31 Intake Air Temperature (IAT) Sensor -G42-
32 Evaporative Emission (EVAP) Canister Purge Regulator Valve -N80-