7 Series E38 750i (M73) SAL
64 99 ...
Fault 04 Circulation pump
Test precondition:
Overheating protection not active. Voltage supply at independent parking heater O.K.
Instruction:
Switch on independent parking heater via MID or on-board monitor.
Question
Measure
Is circulation pump running?
No
Fault 4.1
Yes
The circulation pump is O.K.
RA Fault 04 Circulation pump
BMW AG - TIS
20.02.2013 00:44
Issue status (12/2007) Valid only until next DVD is issued
Copyright
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