64 99... Fault 01 Combustion air blower
WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2003 BMW 540i, 2002 BMW 540i, 2001 BMW 540i, 2000 BMW 540i, and 1999 BMW 540i. However, it is still accessible from the selected car via links, so may be relevant.
Test precondition:
Overheating protection not active. Voltage supply at independent parking heater O.K.
Instruction:
Switch on independent heater via MID or on-board monitor.
COMBUSTION AIR BLOWER FAULT DESCRIPTION
| Question | Measure | |
|---|---|---|
| Is combustion air blower running? | No | refer to 64 99... FAULT 1.1 COMBUSTION AIR BLOWER |
| Yes | ||
| Combustion air blower O.K. |