BMW 7 Series: Replacing Control Unit For Left Xenon Headlight
WARNING: Version with xenon lighting system: Danger to life due to high voltage! Therefore disconnect all components from voltage supply before removal.
Work on the entire xenon lighting system (ignition unit, control unit and lamp) may only be carried out by specialist personnel.
Comply with notes and instructions on handling EXTERIOR LIGHTS.
Necessary preliminary tasks
- Remove LEFT HEADLIGHT
Release screws (1).
Tightening torque 63 12 5AZ.
Remove control unit for xenon headlight (2) upwards from headlight (3).
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Fig. 62: Identifying Headlight And Screws
Installation: When installing control unit for xenon headlight (1), make sure sealing sleeve (2) is correctly seated.
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Fig. 63: Identifying Sealing Sleeve
REPLACING CONTROL UNIT FOR RIGHT XENON HEADLIGHT
Operation is described in: Replacing CONTROL UNIT FOR LEFT XENON HEADLIGHT
REPLACING IGNITION UNIT FOR LEFT XENON HEADLIGHT
WARNING: Version with xenon headlights: Danger to life due to high voltage! Therefore disconnect all components from voltage supply before removal.
Work on the entire xenon lighting system (ignition device, control unit and bulb) may only be carried out by qualified personnel.
Follow instructions for HANDLING LIGHT BULBS (EXTERIOR LIGHTS)
Necessary preliminary work
- Remove LEFT HEADLIGHT
Release screws (1) on cover (2) and remove from headlight (3).
Tightening torque 63 12 4AZ.
Installation note: The housing cover must be locked correctly.
Check seal.
Replace the housing cover, if necessary.
Observe NOTES FOR REPLACING THE PROTECTIVE CAP.
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Fig. 64: Identifying Headlight And Cover Screws
Disconnect plug connection (1) on ignition unit with bulb (3).
Unlock retainer (2) and remove ignition unit with bulb (3) in direction of arrow.
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Fig. 65: Disconnecting Plug Connection On Ignition Unit With Bulb
REPLACING RIGHT IGNITION UNIT FOR RIGHT XENON HEADLIGHT
Operation is described in: Replacing IGNITION UNIT FOR LEFT XENON HEADLIGHT
READ NEXT:
Removing And Installing Right Fog Lamp
Operation is described in:
Removing and installing LEFT FOG LAMP.
REMOVING AND INSTALLING/REPLACING FRONT LEFT OR RIGHT AUXILIARY
TURN INDICATOR
Notes
IMPORTANT: Follow instructions for HANDLING LIGHT
Removing And Installing/Replacing Left Turn Indicator Insert
Necessary preliminary tasks
Remove LEFT HEADLIGHT
Release screws (1) on headlight.
Tightening torque 63 12 6AZ.
Remove turn indicator insert (2) from headlight (3) towards top.
Fig. 72: Identify
SEE MORE:
A/C Performance Test (R 134a)
Observe the following conditions prior to the A/C performance test
1. Provision of a diagnosis system. Safeguard electrical system integrity by
checking the fault memory (no
faults in the fault memory).
2. Provide a thermometer with separate gauge.
3. Perform the test in a suitable workshop area
Output Shaft
NOTES ON REMOVING AND INSTALLING LOW PROFILE BAND CLAMPS
Notes
IMPORTANT: During removal Low Profile band clamp (dotted line) is
overstretched and must
not be reused!
Fig. 82: Identifying Low Profile Band Clamp (Dotted Line)
Removing
Place special tool 31 5 200 on tabs (1, 2).
NOTE: Make sure that
