Necessary preliminary work
WARNING: This page does not describe the selected car, but rather 15 other vehicles, including the 2015 BMW Alpina B7L, 2015 BMW Alpina B7, 2014 BMW Alpina B7L, 2014 BMW Alpina B7, and 2013 BMW Alpina. However, it is still accessible from the selected car via links, so may be relevant.
- Read out the fault memory of the DME control unit. If necessary, work through test schedules.
- Switch off ignition.
- Remove left INTERCOOLER .
- Remove COOLANT EXPANSION TANK .
- Remove WATER VALVE and set the coolant hoses onto the side.
- Partially remove WIRING HARNESS for engine.
- Partially remove WIRING HARNESS for injectors and ignition coils.
- Disconnect all PRESSURE LINES on left side.
- If installed:
Remove OIL RESERVOIR for hydraulic steering or dynamic drive.
- If installed:
Remove suction line for hydraulic steering or dynamic drive. See REPLACING SUCTION LINE FOR POWER STEERING (FROM CONNECTING PIECE TO VANE PUMP) and REPLACING SUCTION LINE FOR POWER STEERING (FROM FLUID RESERVOIR TO CONNECTING PIECE) .
Unlock plug (1) on high-pressure sensor and disconnect.
Unfasten screws (2).
Tightening torque 13 53 1AZ .
Remove rail (3).
NOTE:
Assemble engine
Check fuel system for leak tightness.
Delete fault memory.
Check fuel system for leak tightness.
Delete fault memory.