Subaru Crosstrek Service Manual: Airbag warning light remains on

Detecting condition:

• Airbag warning light is faulty.

• Airbag control module to combination meter circuit is shorted or open.

• Grounding circuit is faulty.

• Airbag control module is faulty.

• Connector connection is improper.

• Connections of (AB6, AB17, AB18) to airbag control module are improper.

Before performing diagnosis, refer to “CAUTION” in “General Description”. General Description > CAUTION">

1.CHECK CAN COMMUNICATION.

Inspect LAN system. Basic Diagnostic Procedure > PROCEDURE">

Is there any fault?

Repair it according to diagnosis of LAN system.

Airbag Warning Light Failure > AIRBAG WARNING LIGHT REMAINS ON">Go to Step 2.

2.CHECK DTC.

1) Turn the ignition switch to OFF, disconnect the battery ground cable, and wait for 60 seconds or more.

2) Check the connection status of airbag CM connector.

Is there poor contact of connector?

Reconnect the connector. Or repair the connector.

Airbag Warning Light Failure > AIRBAG WARNING LIGHT REMAINS ON">Go to Step 3.

3.CHECK FOR POOR CONTACT.

Check the combination meter. Basic Diagnostic Procedure > PROCEDURE">

Is there any fault?

Repair it according to INSTRUMENTATION/DRIVER INFO (DIAGNOSTICS).

Replace the airbag CM. Airbag Control Module > REMOVAL">

Airbag warning light remains off

Diagnostic chart with trouble code

Other materials:

Removal
SEAT BELT SYSTEM > Rear Seat BeltREMOVAL1. SEAT BELT OUTER - REAR RH & LHCAUTION:• Airbag system satellite safing sensor is located in the lower of the rear seat cushion center. Be careful not to apply strong impact to the sensor when working with the rear seat cushion removed.• B ...

Installation
WIPER AND WASHER SYSTEMS > Washer Tank and MotorINSTALLATION1. Install each part in the reverse order of removal.CAUTION:• Install so that the front end of the under cover (b) comes inside the bumper face - front (a), and the front end of the mud guard (c) comes outside the bumper face - fr ...

Note
LIGHTING SYSTEM > Front Fog Light SystemNOTEFor operation procedures of each component of the front fog light system, refer to the respective section.• Combination switch (light): Combination Switch (Light)">• Front fog light assembly: Front Fog Light Assembly">&bull ...