5 Series E61 525xi (N52) TOUR
b)
Air supply unit defective
a - b)
Carry out diagnosis brief
test and work through stored
faults
3. Drive characteristics not OK
Fault
Cause
Remedy
* Vehicle height control operates
frequently while vehicle in motion.
a)
Air spring system leaking
a)
Check pipe incl. screw
connections (first in easily
accessible area), then at air
spring with leak tester spray or
detach pipe at air spring and air
supply unit and blow through,
replace pipe if necessary
4. Compressor
Fault
Cause
Remedy
* Compressor ran significantly longer
than 2 minutes.
a)
Air supply unit defective
a)
Replace air supply unit
Compressor runs loudly
a)
Air supply unit defective
a)
Replacing air supply unit
5. Warning lamp
Warning lamp on, level control
inactive, no fault memory entry in
DIS Tester
Protective cutout of compressor after
frequent continuous control
Allow compressor to cool down, turn
ignition off and then on again
RA Troubleshooting on level control system
BMW AG - TIS
18.02.2013 08:38
Issue status (12/2007) Valid only until next DVD is issued
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