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B1510

Read the instructions below then start the fault diagnostic procedure.

Symptom: Central locking does not work.

B1510


Power Ground. Missing


Fault symptoms

Central locking does not work.

Condition

No ground connection at pin 70.

Check wiring harness

Touch and move the wiring harness at several points and in different directions to reveal intermittent breaks and short-circuits in the harness. Monitor the multimeter, test lamp or diagnostic instrument during the test.