5 Series E39 520i (M52TU) SAL
64 99 ...
Fault 1.1 Combustion air blower
Instruction:
Measure voltage on combustion air blower with peripheral box (pin allocation: refer to DIS circuit diagram).
Specified value : 6 V (
±
1V)
Question
Measure
Is supply voltage O.K.?
No
Replace independent parking heater
control unit,
refer to 64 12 520
Yes
Replace combustion air blower,
refer to 64 12 530
RA Fault 1.1 Combustion air blower
BMW AG - TIS
05.02.2013 12:54
Issue status (12/2007) Valid only until next DVD is issued
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