BMW 7 Series: Replacing Wiring Harness In Left Or Right Front Door
IMPORTANT: Read and comply with notes on HANDLING WIRING HARNESSES and cables.
Necessary preliminary work
- Close front side window completely
- Disconnect BATTERY CABLE
- Remove SOUND INSULATION IN FRONT DOOR
- Remove LEFT-HAND OUTER DOOR HANDLE ON FRONT DOOR.
Unlock plug connections (1) and disconnect.
If necessary, unlock and disconnect Soft Close plug connection.
Unclip door wiring harness (2) at points (3).
Feed out door wiring harness (2).
Installation note: Make sure door wiring harness (2) is correctly laid.
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Fig. 27: Identifying Plug Connections And Points Of Door Wiring Harness
NOTE: Front side wall shown removed for purposes of clarity.
Release screw (1), fold door wiring harness connector on A-pillar (2) downwards slightly and remove.
Unlock plug connection behind and disconnect.
Pull rubber grommet (3) in direction of arrow out of front door (4).
Feed out door wiring harness towards front to A-pillar and remove.
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Fig. 28: Pulling Rubber Grommet
UNLOCKING AND DISCONNECTING DIFFERENT PLUG CONNECTIONS
NOTE: Examples of unlocking and disconnecting different plug connections.
Press lock and open clamp in direction of arrow.
Disconnect plug connection.
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Fig. 29: Disconnecting Plug Connection
Press lock and open clamp in direction of arrow.
Disconnect plug connection.
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Fig. 30: Pressing Lock And Open Clip
Open clip in direction of arrow and disconnect plug connection in direction of arrow.
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Fig. 31: Disconnecting Plug Connection
Press lock and disconnect plug connection in direction of arrow.
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Fig. 32: Pressing Lock And Disconnect Plug Connection
Press lock and disconnect plug connection in direction of arrow.
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Fig. 33: Pressing Lock And Disconnect Plug Connection
Press lock and disconnect plug connection in direction of arrow.
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Fig. 34: Pressing Lock And Disconnect Plug Connection
Press lock and disconnect plug connection in direction of arrow.
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Fig. 35: Pressing Lock And Disconnect Plug Connection
Press lock and disconnect plug connection in direction of arrow.
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Fig. 36: Pressing Lock And Disconnect Plug Connection
Press lock and disconnect plug connection in direction of arrow.
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Fig. 37: Pressing Lock And Disconnect Plug Connection
Press the lock and detach plug connection.
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Fig. 38: Pressing Lock And Detaching Plug Connection
Press the lock and detach plug connection.
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Fig. 39: Pressing Lock And Detaching Plug Connection
Press the lock on both sides and detach plug connection.
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Fig. 40: Pressing Lock And Detaching Plug Connection
Press the lock and detach plug connection.
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Fig. 41: Pressing Lock And Detaching Plug Connection
READ NEXT:
Butt Connector For Repairing A Plug Connection
Notes
IMPORTANT:
1. Identify cause of damage (e.g. sharp-edged body parts, faulty
electrical
loads, jammed mechanisms, corrosion caused by ingress of water, etc.).
2. Read out fault memory.
3. Elim
Circular Connector, 7-Pin, 8-Pin, System D2.5
Notes
Carefully pull off rubber grommet (1).
Carefully press back retaining lugs (2) of internal connector (3).
Fig. 52: Pressing Back Retaining Lugs Of Internal Connector
Slide internal connector (
SEE MORE:
Removing And Installing/Replacing Fuel Pump (Outer Fuel Filter)
Recycling
Fuel escapes when fuel lines are detached. Have a suitable collecting
container ready.
Catch and dispose of escaping fuel.
Observe country-specific waste-disposal regulations.
IMPORTANT: Ensure adequate ventilation in the place of work!
Avoid skin contact (wear gloves)!
Ensure absolute
Wiper Switch on the Steering Column Stalk
The wiper switch on the steering column stalk with the following functions is
located in the steering column
switch cluster:
Intermittent wipe
Wipe in stages 1 and 2
Windscreen washer
Headlight washer
Switch for the rain/lights/solar/condensation sensor
Indicator for activated rain/lights/so
