Component Locations Overview

Component Locations, Overview

The following components are not displayed in the component location overview:

Throttle Position (TP) Sensor G79 / Accelerator Pedal Position Sensor 2 G185
- Component location: In accelerator pedal

Leak detection pump (LDP) V144
- Component location: Under wheel housing liner in right rear wheel housing

Clutch Position Sensor G476
- Only for vehicles with manual transmission
- Component location: at clutch slave cylinder







1 - Fuel injector N30, N31, N32, N33, N83
2 - Camshaft Position (CMP) sensor G40
3 - 81-pin harness connector
- Disconnect and connect connector with ignition switched off.
- Release to disconnect
4 - Motronic engine control module J220
- Component location: in plenum chamber
5 - 40-pin harness connector
- Disconnect and connect connector with ignition switched off.
- Release to disconnect
6 - Secondary air injection (AIR) solenoid valve N112
- For Secondary Air Injection (AIR) system
7 - Engine Coolant Temperature (ECT) Sensor G62
- If necessary release pressure in cooling system before removing
8 - Evaporative Emission (EVAP) Canister Purge Solenoid Valve 1 N80
- Installed location: Arrow points in direction of flow
9 - Ignition coil with power output stage N70, N127, N291, N292, N323
10 - Mass Air Flow (MAF) Sensor G70 with Intake Air Temperature (IAT) Sensor G42
11 - E-box, in engine compartment, left side
Component location of:
- Secondary Air Injection (AIR) pump relay J299
- Fuel Pump (FP) Relay J17
- Power Supply Relay (terminal 30, B+) J317
- Power Supply Relay (terminal 15) J329
- Fuses
12 - Engine speed (RPM) sensor G28
- Secured to control housing cover
13 - Throttle valve control module J338
14 - Camshaft Adjustment Valve 1 N205
15 - Secondary air injection (AIR) pump motor V101
16 - Knock sensor 1 G61
- Component location
17 - Knock sensor 2 G66
- Component location
18 - 6-pin harness connector
- Contacts gold plated
- Black
- For Heated Oxygen Sensor (HO2S) G39 before catalytic converter and Oxygen Sensor (O2S) Heater Z19
- Component location: on bulkhead at left
19 - Heated Oxygen Sensor (HO2S) G39 before catalytic converter, 55 Nm
- Component location: in exhaust manifold
- Only use hot bolt paste to grease thread; do not let paste get onto slits of oxygen sensor body
20 - 4-pin harness connector
- Only for engine code BGQ
- Contacts gold plated
- Black
- For Oxygen Sensor (O2S (in Center Three Way Catalytic Converter (TWC), Bank 1 G465 and Oxygen Sensor (O2S) Heater - Center Three Way Catalytic Converter (TWC) Z59
21 - Oxygen Sensor (O2S (in Center Three Way Catalytic Converter (TWC), Bank 1 G465, 55 Nm
- Only for engine code BGQ
- Component location: in center catalytic converter
- Only use hot bolt paste to grease thread; do not let paste get onto slits of oxygen sensor body
22 - 4-pin harness connector
- Contacts gold plated
- Brown
- For Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) G130 and Oxygen Sensor (O2S) Heater 1 (behind Three Way Catalytic Converter (TWC)) Z29
23 - Oxygen sensor (O2S) behind three way catalytic converter (TWC) G130 , 55 Nm
- Component location: in rear catalytic converter
- Only use hot bolt paste to grease thread; do not let paste get onto slits of oxygen sensor body







Secondary air injection (AIR) pump relay J299
- In E-box, engine compartment, at lower right -1 -







Power Supply Relay (terminal 30, B+) J317
- In E-box, engine compartment -1 -







Fuel pump (FP) relay J17
- In E-box, engine compartment - 2 -







Power Supply Relay (terminal 15) J329
- In E-box, engine compartment - 3 -