5 Series E39 530d (M57) SAL
64 99 ...
Fault 4.1 Circulation pump
Instruction:
Measure voltage on recirculating pump using peripherals box (pin allocation: refer to DIS circuit diagram)
Specified value: approx. 12V
Question
Measure
Is supply voltage O.K.?
No
Replace independent parking heater
control unit,
refer to 64 12 520
Yes
Replace circulation pump,
refer to 64 12 540
RA Fault 4.1 Circulation pump
BMW AG - TIS
20.02.2013 23:49
Issue status (12/2007) Valid only until next DVD is issued
Copyright
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