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ACM / B0079 00

Read the instructions below then start the fault diagnostic procedure.

Symptom: Airbag warning lamp is lit

  B0079 00


Driver Side B-pillar Sensor, Wrong Sensor Installed

Fault symptom

Airbag warning lamp is lit

On-board diagnosis

Type of diagnosis:

Asynchronous: during start and after sensor reset (SIS reset)

Enable criteria:

Ignition ON.

Fault criteria:

Control module receives incorrect ID from the side impact sensor.

System reaction to a fault:

The control module ignores the activation command from the sensor as long as a fault is active.

Checking the wiring harness


Move the wiring harness at several spots and in several directions to reveal intermittent breaks and short-circuits. Check switches, connectors and crimp connections for oxidation, retracted pins and pin clamping force.

Diagnostic help

IMPORTANT

Read "Before starting fault diagnosis" under Fault diagnosis, general before beginning fault diagnosis.

Diagnostic help

Diagnosis regards: