Land Rover Defender: Main Wiring Harness - 90 - Installation

INSTALLATION

The following step(s) applies to: All vehicles

1. Install the main wiring harness.

2.

• Install the wiring harness grommet.
• Install the 4 wiring harness clips.
• Connect the 2 SOTA antenna link harness electrical connectors.

3.

• Connect the 6 roof pod electrical connectors.
• Install the 9 wiring harness clips.
• Connect the 2 roof opening panel electrical connectors.
• Connect the 2 CHMSL suppressor electrical connectors.

4.

• Install the 5 wiring harness clips.
• Connect the 2 link harness electrical connectors.

5.

• Install the left rear seat support bracket.
• Install and tighten the bolt.

  Torque: 40Nm

• Install and tighten the 2 nuts.

  Torque: 12Nm

6.

• Install and tighten the ground cable nut.

  Torque: 9Nm

• Install the 6 wiring harness clips.
• Connect the second row seatbelt retractor electrical connector.

7.

• Connect the domestic voltage socket electrical connector.
• Connect the 2 FFBH control module electrical connectors.
• Install the domestic voltage socket and the FFBH control module with the bracket.
• Install and tighten the 2 domestic voltage socket bracket nuts.

  Torque: 9Nm

8.

• If equipped, connect the right third row seatbelt retractor electrical connector.
• Connect the tailgate wiring harness electrical connector.
• Connect the roof opening panel link harness electrical connector.
• Install the 8 wiring harness clips.

9.

• Install the wiring harness bracket and the grommet.
• Install the auxiliary battery breather pipe.
• Connect the 2 auxiliary battery junction box electrical connectors.
• Install the auxiliary battery junction box.
• Install and tighten the 2 auxiliary battery junction box nuts.

  Torque: 10Nm

• Install the wiring harness clip.
• Install and tighten the 2 ground cable nuts.

  Torque: 9Nm

• Install and tighten the 2 wiring harness bracket bolts.

  Torque: 10Nm

10.

• If equipped, install the air suspension compressor NVH material.
• Connect the 2 air suspension compressor electrical connectors.
• Install the air suspension pipe.
• Connect the auxiliary battery junction box electrical connector.
• Install and tighten the battery cable nut.

  Torque: 12Nm

• Install the auxiliary battery terminal access cover.

11.

• Install and tighten the 2 ground cable nuts.

  Torque: 9Nm

• Connect the MHEV battery electrical connector.
• Connect the 2 Remote Driver Utility Module (RDUM) control unit electrical connectors.
• If equipped, connect the TBM link harness electrical connector.
• Install the 6 wiring harness clips.

12.

• Connect the DC/DC converter electrical connector.
• Install and tighten the battery cable nut.

  Torque: 12Nm

13.

• Install the DC/DC terminal cover.
• Install the wiring harness clip.
• Install the DC/DC access cover.

14.

• Install the AAM and bracket assembly.
• Install and tighten the 4 nuts.

  Torque: 9Nm

• Install the MHEV battery air duct.
• Install and tighten the nut.

  Torque: 9Nm

• Install the MHEV breather pipe clip.

15.

• Connect the 5 AAM electrical connectors.
• Install the 4 wiring harness clips.

16.

• Install the TCU bracket.
• Install and tighten the bolt.

  Torque: 9Nm

• Install and tighten the 2 nuts.

  Torque: 9Nm

17.

• Install the TCU.
• Install and tighten the 3 nuts.

  Torque: 9Nm

18.

• Connect the 3 GNSS electrical connectors.
• Install the 4 wiring harness clips.
• Install and tighten the 2 ground cable nuts.

  Torque: 9Nm

• Connect the 7 TCU electrical connectors.

19. Install and tighten the 3 rear junction box nuts.

Torque: 9Nm

20.

• Install the wiring harness grommet.
• Connect the 5 CHCM electrical connectors.
• Install the wiring harness clip.
• Install the wiring harness nut.

  Torque: 9Nm

• Install and tighten the ground cable nut.

  Torque: 9Nm

21.

• Install the second row seat frame assembly.
• Install and tighten the 4 nuts.

  Torque: 40Nm

• Install the 17 wiring harness clips.
• Connect the 3 second row seatbelt buckle electrical connectors.
• Install and tighten the 2 ground cable nuts.

  Torque: 9Nm

22.

• Connect the DC/DC cooling fan electrical connector.
• Connect the rear left adaptive damping electrical connector.
• Install the 3 wiring harness clips.
• Install and tighten the ground cable nut.

  Torque: 9Nm

23.

• Connect the DC/DC converter cooling fan electrical connector.
• Connect the rear right adaptive damping electrical connector.
• Install the 3 wiring harness clips.

24.

• Connect the antenna amplifier electrical connector.
• Connect the 2 right second row seatbelt retractor electrical connectors.
• Install the 13 wiring harness clips.
• Connect the 2 impact sensors electrical connector.

25.

• Connect the left second row seatbelt retractor electrical connector.
• Connect the 2 impact sensors electrical connector.
• Install the 10 wiring harness clips.

26.

• Install and tighten the 6 wiring harness bolts.

  Torque: 10Nm

• Install and tighten the 2 wiring harness bracket nuts.

  Torque: 10Nm

• Install and tighten the ground cable nut.

  Torque: 9Nm

27.

• Connect the subwoofer speaker electrical connector.
• Connect the 6 IMC electrical connectors.
• If equipped, connect the DEF heater control unit electrical connector.
• Connect the left B-pillar impact sensor electrical connector.
• Install the 4 wiring harness clips.
• Install and tighten the 2 ground cable bolts.

  Torque: 9Nm

28.

NOTE: Repeat the step for the other side.

• Install the rear floor carpet insulator.
• Install the clip.

29.

• Connect the RCM electrical connector.
• Install and tighten the 2 wiring harness bracket bolts.

  Torque: 10Nm

• Install and tighten the 3 ground cable nuts.

  Torque: 9Nm

• Install the 14 wiring harness clips.

30.

• Install the front left carpet bracket.
• Install and tighten the 4 bolts.

  Torque: 9Nm

• Install the 3 front left seat link harness clips.

31.

• Install the BJB.
• Install and tighten the 2 BJB nuts.

  Torque: 10Nm

• Connect the 3 BJB connectors.
• Install and tighten the 8 battery cable nuts.

  Torque: 12Nm

• Install and tighten the 2 BJB nuts.

  Torque: 10Nm

32. Install the BJB access cover.

33.

• Install and tighten the 2 BJB bracket bolts.

  Torque: 10Nm

• Install and tighten the BJB bracket nut.

  Torque: 10Nm

• Install the 2 wiring harness clips.

34.

• Install and tighten the front right treadplate bracket nut.

  Torque: 10Nm

• Install and tighten the 3 front right treadplate bracket bolts.

  Torque: 10Nm

• Connect the right B-pillar impact sensor electrical connector.

35.

• Install the PSDB.
• Install and tighten the 3 nuts.

  Torque: 8Nm

36.

• Connect the PSDB electrical connector.
• Install and tighten the 3 PSDB battery cable nuts.

  Torque: 12Nm

• Install the access cover.
• Install and tighten the positive terminal battery cable nut.

  Torque: 12Nm

• Install the access cover.
• Connect the BMS electrical connector.
• Install the BJB battery cable nut.

  Torque: 12Nm

• Install the access cover.
• Install the 4 wiring harness clips.

37.

• Install the front right carpet bracket.
• Install and tighten the 5 bolts.

  Torque: 9Nm

• Install the 2 startup battery breather pipe clips.
• Install the 4 front right seat link harness clips.

38.

• Connect the left side air curtain electrical connector.
• Connect the 2 left windshield heater element electrical connectors.
• Install the 6 wiring harness clips.

39.

• Connect humidity sensor electrical connector.
• Connect the rain/light sensor electrical connector.
• Connect the IPMA electrical connector.
• Install and tighten the ground cable bolt.

  Torque: 9Nm

• Install the 13 wiring harness clips.

40.

• Connect the right side air curtain electrical connector.
• Connect the 2 right windshield heater element electrical connectors.
• Install the 9 wiring harness clips.

41.

• Install the front right door wiring harness connector to the A-pillar.
• Install the front right door harness grommet.
• Install the 4 wiring harness clips.

42.

• Install and tighten the 4 wiring harness firewall bracket nuts.

  Torque: 10Nm

• Connect the 9 GWM electrical connectors.
• Install the wiring harness clip.

43.

• Connect the 14 electrical connectors.
• Install the Passenger Junction Box.
• Install and tighten the nut.

  Torque: 10Nm

• Install the 2 wiring harness clips.

44.

• Connect the 2 NFSM electrical connectors.
• Install and tighten the 2 wiring harness bracket nuts.

  Torque: 10Nm

• Install the 2 wiring harness clips.

45.

• Install the front right footwell carpet bracket.
• Install and tighten the 5 nuts.

  Torque: 9Nm

46.

• Install the front right floor carpet insulator.
• Install and tighten the 3 ground cable nuts in the area of the lower right A-pillar.

  Torque: 9Nm

47.

• Install and tighten the 4 wiring harness firewall bracket nuts.

  Torque: 10Nm

• Install and tighten the 3 ground cable nuts in the area of the lower left A-pillar.

  Torque: 9Nm

• Install and tighten wiring harness bracket nut.

  Torque: 10Nm

48.

• Install the front left door wiring harness connector to the A-pillar.
• Install the front left door harness grommet.
• Install the 3 wiring harness clips.

49.

• Install the wiring harness bracket.
• Install and tighten the 2 wiring harness bracket bolts.

  Torque: 10Nm

• Install and tighten the 2 ground cable nuts.

  Torque: 9Nm

• Install the ground cable nut access cover.
• Install the 3 wiring harness clips in the front left footwell area.

50.

• Install the wiring harness bracket.
• Connect the APP sensor electrical connector.
• Install and tighten the 2 wiring harness bracket bolts.

  Torque: 10Nm

• Install and tighten the wiring harness bracket nut.

  Torque: 10Nm

• Install and tighten the ground cable nut.

  Torque: 9Nm

• Install the wiring harness clip.

51.

• Install the DADC and the bracket.
• Install and tighten the 3 bolts.

  Torque: 9Nm

• Connect the DADC electrical connector.

52. Connect the front right door harness electrical connector.

53. Connect the front left door harness electrical connector.

54.

• Install the rear floor carpet.
• Install the 11 clips.

55.

• Install the front floor carpets.
• Install the 4 clips.

56. Install the front floor carpet access covers.

57.

• Connect the left tail lamp electrical connector.
• Connect the rear left accelerometer electrical connector.
• Install the 5 wiring harness clips.

58.

• Install the rear bumper left mounting bracket.
• Install and tighten the 3 bolts.

  Torque: 9Nm

• Install the 2 wiring harness clips.

59.

• Install the Side Obstacle Detection Control Module - Left (SODL) with the bracket.
• Connect the left SODL electrical connector.

60. Install the 9 wiring harness clips in the area of the rear bumper armature.

61.

• Connect the right tail lamp electrical connector.
• Install the 2 wiring harness clips.

62.

• Install the rear bumper right mounting bracket.
• Install and tighten the 3 bolts.

  Torque: 9Nm

• Install the 2 wiring harness clips.

63.

• Install the SODR with the bracket.
• Connect the right SODR electrical connector.

64.

• Connect the 3 rear subframe link harness electrical connectors.
• Install the 3 wiring harness clips.
• Install the wiring harness grommet.

65.

• Install the wiring harness grommet.
• If equipped, connect the air suspension rear valve block electrical connector.
• Connect the fuel flap assembly electrical connector.
• Install the 4 wiring harness clips.

66. Install the 4 wiring harness clips.

67.

• Connect the FPDM electrical connector.
• Install the wiring harness clip.

68.

• Connect the transmission link harness electrical connector.
• Install the wiring harness clips.

69.

• Install and tighten the 2 ground cable nuts at the area of the left bulkhead bracket.

  Torque: 9Nm

• Install the wiring harness clip.

70.

• If equipped, connect the auxiliary fuel pump electrical connector.
• If equipped, connect the FPDM electrical connector.
• Install the 2 wiring harness clips.
• Install the wiring harness grommet to the left secondary bulkhead panel.

71.

• Connect the BBM electrical connector.
• Connect the brake fluid level sensor electrical connector.
• Install the 2 wiring harness clips.

72.

• Install the PCM bracket.
• Install and tighten the 2 nuts.

  Torque: 9Nm

73.

• Install the 9 windshield wiper motor link harness clips.
• Install and tighten the 2 ground cable nuts.

  Torque: 9Nm

74. Install the front left wheel arch wiring harness bracket cover.

75.

• Install the fuel cooler fuel line.
• Install the 4 pipe clips.

76.

• Connect the front left adaptive shock absorber electrical connector.
• Install the 2 wiring harness clips.
• Reposition the A/C pipe bracket.

77. Install the wiring harness bracket to the front left wheel arch.

78.

• If equipped, connect the 2 front left wheel speed sensor electrical connectors.
• Connect the front left accelerometer electrical connector.
• Connect the front left height sensor electrical connector.
• Connect the A/C refrigerant pressure sensor electrical connector.
• Connect the brake pad wear sensor electrical connector.

79.

• Connect the ABS electrical connector.
• Connect the front left impact sensor electrical connector.
• Connect the lower active grille air shutter electrical connector.
• Connect the coolant expansion tank level sensor electrical connector.
• Install the 7 wiring harness clips.

80.

• Connect the front bumper link harness electrical connector.
• Install the 3 wiring harness clips.

81.

• Connect the left horn electrical connector.
• Install the 6 wiring harness clips.

82.

• Connect the BBUS electrical connector.
• Install and tighten the 3 ground cable nuts.

  Torque: 9Nm

• Install and tighten the wiring harness bracket bolt.

  Torque: 10Nm

• Install the 3 wiring harness clips.
• Install the washer fluid hose.

83.

• Install the right bulkhead bracket.
• Install and tighten the 3 bolts.

  Torque: 9Nm

The following step(s) applies to: Vehicles with air suspension

84. Install the air suspension front valve block.

85.

• Connect the air suspension front valve block electrical connector.
• Install the 3 wiring harness clips.

The following step(s) applies to: All vehicles

86.

• Connect the front right adaptive shock absorber electrical connector.
• If equipped, connect the 2 glow plug control module electrical connectors.
• Install the 7 wiring harness clips.

87.

• Install the 6 wiring harness clips in the area of the front right wheel arch.
• Install and tighten the ground cable nut.

  Torque: 9Nm

88.

• Install the Battery cable.
• Install and tighten the lower battery cable nut.

  Torque: 12Nm

• Install the access cover.
• Install the jump start terminal.
• Install and tighten the 2 bolts.

  Torque: 10Nm

89. Connect the 3 jump start terminal electrical connectors.

90.

• Install and tighten the 2 jump start terminal battery cable nuts.

  Torque: 12Nm

• Install the 2 jump start terminal junction box access covers.

91.

• Install the FFBH intake pipe bracket.
• Install and tighten the bolt.

  Torque: 9Nm

92.

• Connect the right hood latch electrical connector.
• Install the 6 wiring harness clips.

93. Connect the 4 electric power steering link harness electrical connectors.

94.

• Connect the 3 cooling module link harness electrical connectors.
• Install the 2 wiring harness clips.

95.

• Connect the front right impact sensor electrical connector.
• Install the 5 wiring harness clips.

96.

• Connect the right horn electrical connector.
• Connect the upper active grille air shutter electrical connector.
• Install the 6 wiring harness clips.

97.

• If equipped, connect the 2 front right wheel speed sensor electrical connectors.
• Connect the front right accelerometer electrical connector.
• Connect the front right height sensor electrical connector.
• Install the 8 wiring harness clips.

98. Install the fuel tank.

100. Install the CHMSL.

101. Install the rear bumper.

102. Install the headliner.

103. Install the second row seat.

104. Install the instrument panel cross-car beam.

105. Install the FFBH assembly.

The following step(s) applies to: Vehicles with diesel engine

106. Install the fuel cooler.

The following step(s) applies to: All vehicles

107. Install the right secondary bulkhead panel.

108. Install the secondary bulkhead left panel.

109. Install both rear wheel arch liners.

110. Install both front wheel arch liners.

111. Install both headlamps.

112. Connect the startup battery ground cable.

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