Component Locations Overview

Overview Of Component Locations






Components A and B are not depicted in the exploded view illustration.


A - Leak Detection Pump (LDP) -V144- (behind front right wheel housing liner)
B - Evaporative Emission (EVAP) canister purge solenoid valve (at EVAP canister, under spare tire well, accessible from below)

1 - 4-pin harness connector
- For Heated Oxygen Sensor (HO2S) -G39- and Oxygen Sensor (O2S) heater -Z19-
- Installation location: On right at bulkhead
- Heated Oxygen Sensor (HO2S) -G39- (bank 1, sensor 1) is threaded directly into the exhaust manifold
- Installation location of Oxygen Sensor (O2S) behind Three Way Catalytic Converter (TWC) -G130- with heater for lambda-probe 1 -Z29- (bank 1, sensor 2) Fig. 8
2 - Motronic Engine Control Module (ECM) -J220-
3 - Ignition coils -N-, -N128-, -N158-, -N163-
4 - Recirculating valve for turbocharger -N249-
- Installation location Fig. 1
5 - Combination valve for secondary air injection (AIR)
6 - Throttle Position (TP) sensor -G79- and sender 2 for accelerator pedal position -G185-
- Component location Fig. 2
7 - Brake light switch -F- and brake pedal switch -F47-
- Component location Fig. 3
8 - Clutch vacuum vent valve switch -F36-
- Component location Fig. 5
9 - Fault light for power accelerator activation K132-
- "EPC warning lamp"
- Component location Fig. 4
10 - Secondary Air Injection (AIR) pump relay -J299- and main relay (Motronic ECM power supply relay -J271-)
- Below cover, on left at bulkhead
- Installation location Fig. 3
11 - Mass Air Flow (MAF) sensor -G70-
12 - Wastegate bypass regulator valve -N75-
13 - Engine Coolant Temperature (ECT) sensor -G62-
14 - Fuel pressure regulator
15 - Knock Sensor (KS) 2 -G66-
16 - Charge air pressure sensor -G31-
17 - Engine Speed (RPM) sensor -G28-
18 - Throttle valve control module -J338-
- With throttle drive (power accelerator actuation) -G186-, angle sensor -1- for throttle drive (power accelerator actuation) -G187-, and angle sensor -2- for throttle drive (power accelerator actuation) -G188-
19 - Intake Air Temperature (IAT) sensor -G42-
20 - 3-pin harness connector
- 3x
- Component location Fig.6
- For Knock Sensor (KS) 1 -G61-
- For engine speed (RPM) sensor -G28-
- For Knock Sensor (KS) 2 -G66-
21 - Secondary Air Injection (AIR) solenoid valve -N112-
22 - Fuel injectors -N30- through -N33-
23 - Knock Sensor (KS) 1 -G61-
24 - Secondary Air Injection (AIR) pump motor -V101-
25 - Pressure switch/power steering -F88-
- Component location Fig. 7
26 - Camshaft Position (CMP) sensor 2 -G163-
27 - Evaporative Emission (EVAP) canister purge regulator valve -N80-

Fig. 1 Installation position: recirculating valve for turbocharger -N249-

NOTE: Figure is not found

- Installation location: On cylinder head cover

1 - To connection at intake manifold
2 - Vacuum reservoir
3 - To mechanical recirculating valve
4 - Recirculating valve for turbocharger -N249-
5 - To Secondary Air Injection (AIR) solenoid valve -N112-

Fig. 2 Installation position: Throttle Position (TP) sensor -G79- and sender 2 for accelerator pedal position -G185-






Fig. 3 Component location: brake light switch -F- and brake pedal switch -F47-






Fig. 4 Component location: fault light for power accelerator activation -K132-






Fig. 5 Component location: clutch vacuum vent valve switch -F36-






NOTE: Slightly further up, there is a second clutch pedal switch that must be operated for engine to start so that the starter will crank the engine. It is not involved directly with the engine's injection and ignition system though.

Fig. 6 Component location: 3-pin harness connectors






1 - For Knock Sensor (KS) 1 -G61-
2 - For engine speed (RPM) sensor -G28-
3 - For Knock Sensor (KS) 2 -G66-

Fig. 7 Installation position: pressure switch/power steering -F88-






Fig. 8 Installation position of Oxygen Sensor (O2S) behind Three Way Catalytic Converter (TWC) -G130- with heater for lambda-probe 1 -Z29- and cover for oxygen sensor harness connector






1 - Oxygen sensor behind catalytic converter (B1-S2)
2 - Cover; harness connector for oxygen sensor is located under this cover

Fig. 9 Installation position: Secondary Air Injection (AIR) pump relay -J299- and Motronic ECM power supply relay -J271-






1 - Secondary Air Injection (AIR) pump relay -J299-
2 - Main relay (Motronic Engine Control Module (ECM) power supply relay -J271-)