BMW X5 Owners & Service Manuals

BMW X5: Engine Wiring Loom

REPLACING WIRING HARNESS SECTION FOR ENGINE (N62)

Necessary preliminary tasks:

Release screws (2).

Detach electronics box cover (1) from fixture (3) in direction of arrow towards right.

Installation:

Secure electronics box cover (1) in direction of arrow on left in fixture (3).

Engine Wiring Loom
Fig. 71: Detaching Electronics Box Cover From Fixture

Unfasten following plug connections:

Engine Wiring Loom
Fig. 72: Identifying Plug Connections (1 Of 4)

  1. Air conditioner compressor
  2. Oil-pressure switch
  3. VANOS solenoid valves 1-4
  4. Knock sensor, right and left
  5. Throttle-valve actuator
  6. Air-mass sensor
  7. Tank venting valve
  8. Plug connection BSD alternator
  9. VANOS solenoid valves 5-8
  10. Coolant temperature sensor
  11. Map thermostat

Unfasten following plug connections:

Engine Wiring Loom
Fig. 73: Identifying Plug Connections (2 Of 4)

  1. Exhaust camshaft sensor
  2. VVT sensor (5 to 8)
  3. Inlet camshaft sensor
  4. Injection wiring harness (5 to 8)
  5. VVT servodrive (5 to 8)
  6. Release screws.
  7. VVT servodrive (1 to 4)
  8. Injection wiring harness (1 to 4)
  9. Inlet camshaft sensor
  10. Exhaust camshaft sensor
  11. VVT sensor (1 to 4)
  12. Differential pressure sensor
  13. DISA gear

Unfasten following plug connections:

Engine Wiring Loom
Fig. 74: Identifying Plug Connections (3 Of 4)

  1. Automatic transmission
  2. Not used
  3. Monitor sensor, left and right
  4. Term. 50 starter motor
  5. Crankshaft sensor
  6. Oil level sensor
  7. Control sensors (oxygen sensors)

Unfasten following plug connections:

Engine Wiring Loom
Fig. 75: Identifying Plug Connections (4 Of 4)

  1. Ground connection
  2. Ground connection
  3. DME module 1 and 2
  4. Remove profile seal (4) in direction of arrow
  5.  
  6. VVT control unit
  7. IVM integrated supply module

Installation:

Fit profile seals correctly.

Check for water leaks.

Assemble engine.

NOTE: Check function of DME.

Check electronics box cover and rubber grommets on equipment carrier for watertightness.

REPLACING WIRING HARNESS SECTION FOR IGNITION COIL (N62, N62TU)

Necessary preliminary tasks:

Installation:

Make sure seal of wiring harness section for ignition coils is correctly installed in electronics box.

Unlock stopper (1) in direction of arrow.

Unfasten screws.

Lift out cover (2).

Engine Wiring Loom
Fig. 76: Unlocking Stopper

REFERENCE CHART

Engine Wiring Loom

Engine Wiring Loom

NOTE: Now clear the fault memory.

REMOVING AND INSTALLING/REPLACING WIRING HARNESS SECTION FOR FUEL INJECTORS ON LEFT OR RIGHT (N62, N62TU)

Necessary preliminary tasks:

NOTE: The procedure is identical for both sides.

Unfasten screws.

Unlock plug (1) and remove.

Remove positioning motor for eccentric shaft.

Unlock plugs on fuel injectors and disconnect.

Remove wiring harness.

Engine Wiring Loom
Fig. 77: Locating Plug And Screws

READ NEXT:

 Oil Pressure, Oil Temperature Gauge

REMOVING AND INSTALLING/REPLACING OIL PRESSURE SWITCH (N62, N62TU) Necessary preliminary tasks: Switch off ignition E65/E66 only: Remove intake filter housing E53 only: Remove intake hood with air

 Control Unit Box

REMOVING AND INSTALLING/REPLACING ELECTRONICS BOX IMPORTANT: Read and comply with notes on PROTECTION AGAINST ELECTROSTATIC DAMAGE (ESD PROTECTION). NOTE: Follow instructions for removing and install

 Engine

SEE MORE:

 Replacing Backrest Cover For Left Rear Seat

Special tools required: 52 0 050. Necessary preliminary tasks: Remove rear seat. Remove rear panel trim. Disengage welt in marked area from seat mechanism. Remove rear panel trim (1). Installation: Make sure metal lugs in welt are correctly engaged. Fig. 171: Identifying Backrest Cover Wit

 Turn Signal Indicator

REMOVING AND INSTALLING/REPLACING FRONT LEFT OR RIGHT AUXILIARY DIRECTION INDICATOR Special tools required: 00 9 340. WARNING: Follow instructions for handling light bulbs (exterior lights). Fold out auxiliary direction indicator (1) with special tool. See DISASSEMBLY AID (2) in direction of ar

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