Signal Too Low
Signal too low
Checking the wiring
If the fault is intermittent, it has been registered previously but is no longer present. Intermittent faults can occur for a number of different reasons. The fault is evaluated depending on how it occurs.
Check the signal cable from the control module in the rear door terminal #A1 (#1) to the lock motor. Check for a short-circuit to ground.
If no fault was found, replace the control module in the rear door.
Remedy as necessary.
Other information
- Signal specification Signal Description, Driver's Door Module / Passenger Door Module (DDM/PDM)
- Connecting the breakout box, driver door module / passenger door module (DDM/PDM) Connecting The Breakout Box, Driver Door Module / Passenger Door Module (DDM/PDM)
Continue - Verification
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Verification
Hint: After carrying out the repair, check that the fault has been remedied.
- Ignition off.
- Restore components and connectors.
- Ignition on.
Check that the child-locks function.
Is the function OK?
Yes - FAULT FOUND
No - Information
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Information
FAULT-TRACING FAILED - FAULT-TRACING FAILED
Attempt New Test - Checking the wiring
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