Fuel Delivery and Air Induction: Locations
Component Locations, Overview
NOTE: Component Locations without illustration:
A - Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) -G130- with Oxygen Sensor (O2S) Heater 1 -Z29-
- Bank 2, sensor 1
- Accessible from below after vehicle has been lifted
B - Oxygen Sensor (O2S) 2 Behind Three Catalytic Converter (TWC) -G131- with Oxygen Sensor (O2S) Heater 2 -Z30-
- Bank 2, sensor 2
- Accessible from below after vehicle has been lifted
C - Leak Detection Pump (LDP) -V144-
- Below the rear left wheelhousing liner
1 - 4-pin harness connector
- for Oxygen Sensor (O2S) behind Three Way Catalytic Converter (TWC) -G130- and Oxygen Sensor (O2S) Heater 1 -Z29- (bank 1 sensor 2)
- green
2 - 4-pin harness connector
- for Oxygen Sensor (O2S) 2 behind Three Way Catalytic Converter (TWC) -G131- and Oxygen Sensor (O2S) Heater 2 -Z30- (bank 2 sensor 2)
- brown
3 - 4-pin harness connector
- for Heated Oxygen Sensor (HO2S) -G39- before catalytic converter and Oxygen Sensor (O2S) Heater -Z19- (bank 1 sensor 1)
- Black
4 - 3-pin harness connector
- for Knock Sensor (KS) 1 -G61-
- blue
5 - Secondary Air Injection (AIR) solenoid valve -N112-
6 - Intake Air-Temperature (IAT) sensor -G42-
7 - 4-pin harness connector
- for Heated Oxygen Sensor (HO2S) 2 -G108- before catalytic converter and Oxygen Sensor (O2S) 2 Heater -228- (bank 2 sensor 1)
- Black
8 - 3-pin harness connector
- for engine speed (RPM) sensor -G28-
- gray
9 - 3-pin harness connector
- for Knock Sensor (KS) 2 -G66-
- blue
10 - E-box in plenum chamber
- Motronic Engine Control Module (ECM) -J220-
- Secondary Air Injection (AIR) Pump Relay -J299- See Fig. 4.
11 - Valve -2- for camshaft adjustment -N208-
12 - Camshaft Position (CMP) sensor 2 -G163-
- Bank 1
13 - Heated Oxygen Sensor (HO2S) -G39- before catalytic converter with Oxygen Sensor (O2S) Heater -Z19-
- Bank 1, sensor 1
14 - Ground connection
- on the engine bracket, right side
15 - Mass Air Flow (MAF) sensor -G70-
16 - Evaporative-Emission (EVAP) canister purge regulator valve -N80-
17 - Engine-Coolant (ECT) Temperature sensor -G62-
- for Engine Control Module (ECM)
- At coolant line behind cylinder head engine bank 1
- with Engine Coolant Temperature (ECT) Sensor -G2-
- If necessary, release pressure in cooling system before removing
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 Manifold Change-Over Valve -N156-
20 - Fuel pressure regulator
21 - Engine Speed (RPM) sensor -G28-
- in transmission housing via ring gear
22 - Camshaft Position (CMP) sensor 2 -G40-
- Bank 2
23 - Heated Oxygen Sensor (HO2S) 2 -G108- before catalytic converter with Oxygen Sensor (O2S) 2 Heater -Z28-
- Bank 2, sensor 1
24 - Knock Sensor (KS) 2 -G66-
25 - Ignition coils (-N-, -N128-, -N158-)
- with power output stage -N122-
26 - Knock Sensor (KS) 1 -G61-
27 - Fuel injectors -N30- through -N33-, Cylinder 5/6 Fuel Injector -N83-, -N84-
28 - Valve -1- for camshaft adjustment -N205-
29 - Secondary Air Injection (AIR) Pump motor -V101-