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Home >> Land Rover >> 2012 >> LR4 HSE Lux >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Wiring System (Data Link Connectors, Pwr Dist., Grnd Dist.) >> Wiring Harnesses >> Wiring Harnesses >> Removal And Installation >> Engine Wiring Harness (4.0L) >> Removal

Engine Wiring Harness (4.0L): Removal

  1. Disconnect the battery ground cable. Refer to: Specifications information.
  2. Remove the engine undershield. Refer to: Engine Undershield information.
  3. Remove the intake manifold.
  4. Remove the battery. Refer to: Battery information.
  5. Remove the engine compartment fuse box main feed cable.
    • Remove the bolt.
    GJ0019671
  6. Remove the engine compartment upper heat shield.
    • Remove the screw.
    • Release the 2 mounting clips.
    GJ0012294
  7. Remove the battery compartment side wall.
    • Release the battery positive cable and grommet.
    • Release the 4 clips.
    GJ0014325
  8. Release the engine harness from the battery compartment.
    • Disconnect the 2 electrical connectors.
    GJ0019672
  9. Release the 2 clips on the harness protective cover.
    GJ0019302
  10. Disconnect the fuel injector electrical connectors.
    • Release the 4 clips.
    GJ0019673
  11. Disconnect the mass air flow (MAF) sensor electrical connector.
    • Release the clip.
      GJ0019674
  12. Disconnect the engine coolant temperature (ECT) sensor electrical connector.
    GJ0019101
  13. Disconnect the generator connector.
    GJ0019675
  14. Disconnect the knock sensor (KS) electrical connectors.
    GJ0019676
  15. Disconnect the cooling fan control electrical connector.
    • Release the 2 clips.
    GJ0019677
  16. Disconnect the camshaft position (CMP) sensor electrical conector.
    • Release the clip.
    GJ0019678
  17. Disconnect the purge control valve (PCV) electrical connector.
    GJ0019679
  18. Disconnect the LH breather electrical connector.
    GJ0019680
  19. Release the wiring harness bridge.
    • Remove the 2 bolts.
    GJ0019681
  20. Disconnect the LH HO2S and release the clip.
    GJ0018450
  21. Disconnect the RH HO2S and release the clip.
    GJ0013892
  22. Disconnect the crankshaft position (CKP) sensor electrical connector.
    GJ0019682
    23. NOTE: Note the fitted position.
  23. Remove the engine wiring harness.
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