Before drivingSliding roof control switch circuit
Description
If either the sliding function or tilt function does not operate, there may
be a malfunction in the sliding roof
control switch circuit.
Wiring diagram
Inspection procedure
Perform active test by intelligent tester (sliding roof operation)
Select the active test, use ...
Terminals of ecu
Check tire pressure warning ecu
Disconnect the e56 ecu connector.
Measure the voltage and resistance of the wire
harness side connector.
If the result is not as specified, there may be a
malfunction on the wire harness side.
Reconnect the e56 ecu connector.
Measure the ...
Ignition key cylinder light
Components
Removal
Disconnect cable from negative battery
Caution:
Wait at least 90 seconds after disconnecting the
cable from the negative (-) battery terminal to
prevent airbag and seat belt pretensioner activation.
Place front wheels facing straight ahead
Remove steering pad ...