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:

Disposal of pretensioner Procedure
SEAT BELT SYSTEM > Disposal of PretensionerPROCEDUREWARNING:Make sure to follow the instructions below. Otherwise, personal injuries may occur.• Before discarding a pretensioner, always perform an activation process to prevent any false activation.• Wear protective gloves, safety gogg ...

Select lever
Select lever positions Select lever button : With the brake pedal depressed, shift while pressing the select lever button in. : Shift while pressing the select lever button in. : Shift without pressing the select lever button. The Subaru Ascent select lever includes ...

Dtc u0151 lost communication with restraints control module
INSTRUMENTATION/DRIVER INFO (DIAGNOSTICS) > Diagnostic Procedure with Diagnostic Trouble Code (DTC)DTC U0151 LOST COMMUNICATION WITH RESTRAINTS CONTROL MODULEDetected when CAN data is not received from airbag CM.NOTE:Perform the diagnosis for LAN system. Basic Diagnostic Procedure > PROCEDURE ...