V8 Engine Wiring Harness (Range Rover 3)

Before disconnecting the battery, carefully read the "Disconnecting the Battery" section and follow all instructions therein.

GENERAL INFORMATION, Precautions when working with electrical equipment.

Removal

1. Place the car on a lift.

2. Disconnect the ground cable from the battery.

3. Remove the air hose.

ENGINE MANAGEMENT SYSTEM: V8 engine, REPAIR WORK, Hose connecting the air flow sensor to the throttle body.

4. Remove the left ignition coil cover.

ENGINE MANAGEMENT SYSTEM: V8 engine, REPAIR WORK, Left-hand ignition coil cover.

5. Remove the right ignition coil cover.

ENGINE MANAGEMENT SYSTEM: V8 engine, REPAIR WORK, Right bank ignition coil cover.

6. Unscrew the 10 Allen screws securing the cover of the electronic block box ("E" box) and remove the cover.



7. Disconnect 5 connectors from ECM.





8. Disconnect 3 pads from the gearbox control unit.



9. Disconnect the engine wiring harness connector and 3 relays inside the electronic control box.



10. Disconnect the engine wiring harness connector from the electronic control box.



11. Unscrew the 2 nuts securing the 2 ground wires of the engine electrical wiring.



12. Remove the 2 insulating corrugated hoses of the engine wiring harness from the electronic control box.



13. Disconnect the pads from the ignition coils.



14. Disconnect the pads from the throttle body, thermostat heating element, camshaft position sensor and temperature sensor.

15. Cut off the 2 plastic ties and release the engine wiring harness.



16. Disconnect the pads from the electromagnetic valves of the variable valve timing system.



17. Release the variable valve timing system electromagnetic valve block from the clamp.



18. Disconnect the connector from the fuel vapor canister purge valve.



19. Disconnect the connector from the generator.

20. Release the wiring harness from the 4 clamps.



21. Disconnect the connector from the knock sensor and camshaft position sensor.





22. Unscrew the 2 bolts securing the fuel injector wiring harness to the fuel rail.

23. Release the vacuum reservoir and mounting bracket from the left fuel injector wiring harness mounting stud.

24. Remove the fuel pipe and bracket from the left fuel injector wiring harness mounting stud.



25. Release the generator wiring harness from the 2 clamps located on the engine protective cover mounting bracket.



26. Disconnect the pads from the fuel injectors.





27. Release the engine wiring harness from the clamps and move it away from the valve cover.



28. Disconnect the connector from the fuel vapor canister purge solenoid valve.



29. Unscrew the 2 nuts securing the engine wiring harness to the intake manifold.

30. Disconnect the vacuum valve from the right stud used to secure the fuel injector wiring harness.



31. Remove the washer from the fuel injector wiring harness stud.



32. Disconnect the connector from the right knock sensor.



33. Disconnect the pads from the fuel injectors.

34. Position the fuel injector wire harness.



35. Disconnect the connector from the transmission selector switch wiring harness.

36. Remove the retainer securing the left oxygen sensor wiring to the gearbox housing.





37. Disconnect the connector from the engine wiring harness.

38. Disconnect the connector from the crankshaft position sensor.

39. Release the crankshaft position sensor wire from the clamp on the right side of the gearbox.



40. Loosen the clamp securing the upper oxygen sensor wire, remove the connector from the mount and disconnect it.

41. Remove the transmission ventilation tube from the clamp located on top.



42. Remove the wires of the lower oxygen sensors from the clamp, disconnect the connector.



43. Disconnect the shoe from the gearbox.

44. Note the location of the wiring harness and remove the harness.

Installation

1. Position the wiring harness correctly on the engine.

2. Connect the wiring harness to the gearbox.

3. Attach the connector to the lower oxygen sensors and secure it with a clamp.

4. Secure the transmission ventilation tube to the clamp located on top.

5. Attach the connector to the upper oxygen sensors and secure it with a clamp.

6. Secure the crankshaft position sensor wire with a clamp on the right side of the gearbox.

7. Connect the connector to the crankshaft position sensor.

8. Connect the connector to the engine wiring harness.

9. Install the left oxygen sensor wire and secure it with a clamp.

10. Install and secure the gear selector switch wiring harness and connect the connector.

11. Position the fuel injector wire harness.

12. Connect the fuel injector harness connector.

13. Install the washer onto the fuel injector harness mounting stud.

14. Install the valve onto the right fuel injector harness mounting stud.

15. Install the 2 nuts securing the fuel injector harness to the intake manifold.

16. Connect the connector to the fuel vapor canister valve.

17. Install and secure the engine wiring harness to the bracket using a clamp.

18. Connect the fuel injector wiring harness connector.

19. Connect the generator wiring harness to the 2 fasteners located on the engine protective cover mounting bracket.

20. Attach the fuel pipe and mounting bracket to the left injector harness mounting stud.

21. Attach the vacuum reservoir and mounting bracket to the left injector wiring harness mounting stud.

22. Install the 2 fuel injector harness nuts to the intake manifold and tighten them.

23. Connect the connector to the knock sensor.

24. Connect the connector to the camshaft position sensor.

25. Secure the generator wiring harness with 4 fasteners.

26. Connect the connector to the generator connector.

27. Connect the connector to the fuel vapor canister valve.

28. Secure the variable valve timing system wiring harness connector using the retainer.

29. Attach the shoe to the valve body.

30. Install new plastic ties and secure the harness.

31. Connect the connector to the camshaft position sensor.

32. Attach the connector to the throttle body.

33. Connect the connector to the generator connector.

34. Connect the connector to the coolant temperature sensor.

35. Secure the 2 insulating corrugated hoses of the engine wiring harness to the electronic control box.

36. Correctly position the 2 "ground" wires of the engine wiring harness, install the nuts and tighten them.

37. Connect the engine wiring harness connector to the electronic control box.

38. Install 3 relays on the bracket in the electronic block box.

39. Connect the engine wiring harness connector to the electronic control box.

40. Connect the 3 pads to the gearbox ECU.

41. Connect the 5 connectors to the ECM.

42. Install the electronics box cover and tighten the Allen head screws.

43. Install the left ignition coil cover.

ENGINE MANAGEMENT SYSTEM: V8 engine, REPAIR WORK, Right bank ignition coil cover.

44. Install the right ignition coil cover.

ENGINE MANAGEMENT SYSTEM: V8 engine, REPAIR WORK, Left-hand ignition coil cover.

45. Reinstall the air hose.

ENGINE MANAGEMENT SYSTEM: V8 engine, REPAIR WORK, Hose connecting the air flow sensor to the throttle body.

46. Connect the battery ground cable.