BMW 7 Series: Replacing Crankshaft Pulse Generator (N63)
Necessary preliminary work
- Read out the fault memory of the DME control unit.
- Switch off ignition.
- Remove rear UNDERBODY PROTECTION.
Installation location
On transmission housing at bottom right.
Release connector (1) and remove.
Release screw (2).
Tightening torque 13 62 4AZ.
Withdraw pulse generator (3) from transmission housing.
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Fig. 38: Identifying Pulse Generator Connector And Screw
Installation note: Delete fault memory.
REPLACING PULSE GENERATOR ON LEFT EXHAUST CAMSHAFT (N63)
(cylinder bank 5 to 8)
Necessary preliminary tasks
- Read out fault memory of DME control unit; if necessary, work through test schedules
- Switch off ignition.
- Remove left INTAKE FILTER HOUSING
Unlock connector (1) and remove.
Release screw (2).
Tightening torque 13 62 3AZ.
Remove pulse generator (3).
Installation note:
Replace sealing ring and coat with anti-seize agent.
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Fig. 39: Identifying Pulse Generator, Connector And Screw
NOTE: Assemble engine.
Delete fault memory.
REPLACING PULSE GENERATOR ON LEFT INLET CAMSHAFT (N63)
(cylinder bank 5 to 8)
Necessary preliminary tasks
- Read out fault memory of DME control unit; if necessary, work through test schedules
- Switch off ignition
- Remove left INTAKE FILTER HOUSING
Unlock plug (1) and remove.
Release screw (2).
Tightening torque 13 62 3AZ.
Remove pulse generator (3).
Installation
Replace sealing ring and coat with anti-seize agent.
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Fig. 40: Identifying Pulse Generator, Plug And Screw
NOTE: Assemble engine.
Now clear the fault memory.
REPLACING PULSE GENERATOR ON RIGHT EXHAUST CAMSHAFT (N63)
(cylinder bank 1 to 4)
Necessary preliminary tasks
- Read out fault memory of DME control unit; if necessary, work through test schedules
- Switch off ignition
- Remove right INTAKE FILTER HOUSING
Unlock plug (1) and remove.
Release screw (2).
Tightening torque 13 62 3AZ.
Remove pulse generator (3).
Installation
Replace sealing ring and coat with anti-seize agent.
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Fig. 41: Identifying Pulse Generator, Plug And Screw
NOTE: Now clear the fault memory.
REPLACING PULSE GENERATOR ON RIGHT INLET CAMSHAFT (N63)
(cylinder bank 1 to 4)
Necessary preliminary tasks
Read out fault memory of DME control unit; if necessary, work through test schedules
- Switch off ignition
- Remove right INTAKE FILTER HOUSING
- Unlock plug (1) and remove.
Release screw (2).
Tightening torque 13 62 3AZ.
Remove pulse generator (3).
Installation:
Replace sealing ring and coat with anti-seize agent.
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Fig. 42: Identifying Pulse Generator, Screw And Plug
NOTE: Now clear the fault memory.
READ NEXT:
Alternator With Drive And Mounting
REMOVING AND INSTALLING OR REPLACING ALTERNATOR (N63)
Necessary preliminary tasks
Switch off ignition.
Disconnect BATTERY NEGATIVE LEAD.
Remove ACOUSTIC COVER.
Remove left and right INTAKE FILTER
Regulator
REPLACING VOLTAGE REGULATOR
Necessary preliminary tasks
Switch off ignition
Disconnect battery negative lead
See NOTES/INFORMATION ON REMOVING AND INSTALLING CONTROL UNITS
Remove alternator
Bosc
Starter With Mounting
REMOVING AND INSTALLING/REPLACING STARTER (N63)
Necessary preliminary work
Switch off ignition.
Disconnect BATTERY EARTH LEAD.
Remove right ENGINE SUPPORT ARM.
Release connector (1) and remove.
SEE MORE:
Zero Position Sensor
The zero position of the swivel module with respect to the zero position
sensor is detected by a 1/0 edge when
swivelling from the direction of the off position in the direction of the
optical axis. The swivel module is
repeatedly calibrated during operation based on this "soft" reference point.
Opening Adhesive Bonds
1. Opening spot-weld bonds
OPEN WELD SPOTS.
WARNING: Extract vapors and gases.
Use personal protective clothing/equipment.
Heat connecting flange with a hot-air blower. Heat components to max. 250ºC
object temperature.
Release connection flange with chisel.
Remove adhesive residue from connecti
