Checking components and wiring
Check signal cable M+ between door control module connector terminal #B4 and central locking motor connector terminal #3. Check for a short-circuit to supply voltage.
Check signal cable M- between door control module connector terminal #B3 and central locking motor connector terminal #6. Check for a short-circuit to supply voltage.
Remedy as necessary.
Other information:
- To fault-trace wiring and terminals see Checking wiring and terminals
- To connect the breakout box, see Connecting the breakout box
- To access and replace the door control module, see Driver's door module / passenger door module (DDM/PDM), replacing
- For information about signals, see Signal specification
- For information about power window mechanisms, see Window lift mechanism front side door, replacing .
- Continue
Refer to Verification