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Fuel Injection, Servicing




Fuel injection, servicing






Component locations, overview

Note: The overview of component locations shows the following components:
EPC indicator lamp for electronic gas activations
Brake lights switch -F- and brake pedal switch -F47-
Throttle position (TP) sensor -G79- and sender for 2 accelerator pedal poaition.

1. Harness connector
4-pin connector, green
For O2S behind TWC -G130- and O2S heater -Z29-
For bank 1

2. Harness connector
4-pin connector, brown
For O2S 2 behind TWC -G131- and O2S heater -Z30-
For bank 2

3. Harness connector
4-pin connector, black
For HO2S -G39- before TWC and O2S heater -Z19-
For bank 1

4. Harness connector
3-pin connector, brown
For Knock Sensor (KS) 1 -G61-, bank 1

5. Engine - Coolant Temperature (ECT) sensor -G62-
6. Secondary Air Injection (AIR) solenoid valve -N112-
7. Intake Air - Temperature (IAT) sensor -G42-
8. Intake Manifold Change-Over Valve -N156-
9. Throttle valve control module -J338-

10. Harness connector
4-pin connector, black
For HO2S 2 -G108- before TWC and O2S heater -Z28-
Bank 2

11. Harness connector
3-pin connector, brown
For Knock Sensor (KS) 2 -G66-, bank 2

12. Harness connector
3-pin connector, gray
For Engine Speed (RPM) sensor -G28-

13. Engine Control Module (ECM) -J220-
Location in protective housing in, radiator tank on left

14. Fuel pressure regulator

15. Camshaft Position (CMP) sensor 2 -G163-
cylinder bank 2

16. Heated Oxygen Sensor (HO2S) 2 -G108-
Tightening torque: 50 Nm (37 ft lb)
Before TWC, cylinder bank 2

17. Engine Speed (RPM) sensor -G28-

18. Knock Sensor (KS) 2 -G66-
Cylinder bank 2

19. Valve -2- for camshaft adjustment -N208-
Cylinder bank 2

20. Ignition coils -N-, -N128-, -N158-
With power output stage -N122-

21. Knock Sensor (KS) 1 -G61-
Cylinder bank 1

22. Fuel injectors -N30-, -N33-, -N83-, -N84-

23. Camshaft Position (CMP) sensor -G40-
Cylinder bank 1

24. Ground connection
On engine support, right

25. Heated Oxygen Sensor (HO2S) -G39-
Tightening torque: 50 Nm (37 ft lb)
Before TWC, cylinder bank 1

26. Valve-1- for camshaft adjustment -N205-
Cylinder bank 1

27. Secondary Air Injection (AIR) pump motor - V101-
28. Mass Air Flow (MAF) sensor -G70-

29. Evaporative - Emission (EVAP) canister purge regulator valve -N80-
On air cleaner