Checking The Signal From The Trunk Lid Door Switch

Checking the signal from the trunk lid door switch

Checking the cable








- Check control module connector A. Check for a short-circuit to ground according to Checking wiring and terminals. Permanent fault Checking Wiring and Terminals. Permanent Fault. Check for contact resistance and oxidation Checking wiring and terminals. Permanent fault Checking Wiring and Terminals. Permanent Fault
- Ignition off
- Disconnect control module connector A.
Connect an ohmmeter between control module A12 and ground.
The trunk lid must be open when taking the reading.
Test for a short-circuit to ground according to Checking wiring and terminals. Permanent fault Checking Wiring and Terminals. Permanent Fault.
Activate the switch by pressing in the striker plate with a screwdriver.
Connect an ohmmeter between control module A12 and ground.
Test for an open-circuit according to Checking wiring and terminals. Permanent fault Checking Wiring and Terminals. Permanent Fault.
If no fault is found, check that the door switch is functioning correctly.
Remedy as necessary.

Other information:
- To access and replace the trunk lid door switch. Replacing the lock unit on the tailgate, electric switch or motor (2/4-door) Service and Repair
- To connect the breakout box, see Connecting the convertible control unit breakout box Connecting the Breakout Box
- To access and replace the control module see Replacing the control module Service and Repair.









Select Continue when the fault has been remedied.

Continue - Verification

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Verification




Verification

Note! After carrying out the repair, check that the fault has been remedied.








- Reinstall components, reconnect connectors etc.
- Speed < 4 km/h
- Ignition on.
The trunk lid must be open.
Activate the control switch for convertible top operation.
It should not be possible to operate the convertible top.
Close the trunk lid.
The lamp for the trunk lid must not be lit.
Activate the control switch for convertible top operation.
It should be possible to operate the convertible top.

Does the convertible top function correctly?

Yes - VERIFIED

No - VERIFICATION FAILED

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VERIFICATION FAILED - Fault-tracing information

VERIFIED - FAULT FOUND

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Fault-tracing information




Information

Fault-tracing information
The fault should have been detected and remedied. As this is not the case fault-tracing has failed.
Exit fault-tracing for this diagnostic trouble code (DTC) or make another attempt.

Do you want to exit fault-tracing?

Yes - Exit fault-tracing

No - Attempt New Test

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Attempt New Test - Checking the cable

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