Z Series E85 Z4 3.0i (M54) ROADST
54 90 ...
Troubleshooting, automatic convertible top
Fault
Cause
Movement
Remedy
Convertible top
does not open
or close
Battery voltage is < 10.5 V
Opening and
closing
Charge battery
or run engine
Terminal R"" not switched on
Opening and
closing
Switch on terminal R"", check fuse
terminal R""
Convertible top not unlocked
Opening and
closing
Emergency actuation
Vehicle rolls > 5 km/h
Opening and
closing
Slow vehicle down to complete
standstill
Convertible top compartment middle in
upper position
Opening
Move convertible top compartment
middle downwards
Microswitch (convertible top
compartment middle guide) faulty
Opening
Replace microswitch
Microswitch setting not O.K.
Opening
Fit or adjust microswitch correctly
Refer to diagnosis and repair
instructions
Fuses defective
Opening and
closing
Check fuses
Leads interrupted
Opening and
closing
Refer to diagnosis
Plug connections interrupted
Opening and
closing
Check plug connections, repair if
necessary
Control unit defective
Opening and
closing
Refer to diagnosis
Hall sensor fault
Opening and
closing
Refer to diagnosis
RA Troubleshooting, automatic convertible top
BMW AG - TIS
16.02.2013 03:23
Issue status (12/2007) Valid only until next DVD is issued
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