Checking components and wiring

Check signal cable M1 between door control module connector terminal #B2 and central locking motor connector terminal #8. Check for a short-circuit to supply voltage.

Check signal cable M2 between door control module connector terminal #B62 and central locking motor connector terminal #7. Check for a short-circuit to supply voltage.

Check signal cable M3 between door control module connector terminal #B1 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 .

• Continue 

  Refer to Verification