SAAB WIS ONLINE

ABS WARNING LIGHT DOES NOT GO OFF

ABS WARNING LIGHT DOES NOT GO OFF

DETECTING CONDITION:


• Defective combination meter

• Open in harness


TROUBLE SYMPTOM:

When starting the engine, the ABS warning light is kept on.

WIRING DIAGRAM:


READ DTC.

Read the DTC.

Is DTC displayed?

Yes

Perform the diagnosis according to DTC.


No


CHECK WIRING HARNESS.

Turn the ignition switch to OFF.

Disconnect the connector (B301) from ABSCM&H/U.

Disconnect the connector (i10) from the combination meter.

Measure the resistance between ABSCM connector and combination meter connector.

Connector & terminal

(B301) No. 22 — (i10) No. 3:

Is the resistance less than 0.5 Ω?

Yes


No

Repair harness and connector between ABSCM&H/U and combination meter connector.


CHECK POOR CONTACT IN CONNECTOR.

Check poor contact in all connectors.

Is there poor contact?

Yes

Repair the connector.


No


CHECK ABSCM.

Connect the connector (B301) to the ABSCM&H/U.

Turn the ignition switch to ON.

Measure the resistance between combination meter connector and chassis ground.

Connector & terminal

(i10) No. 3 — Chassis ground:

Is the resistance less than 0.5 Ω?

Yes

Check the combination meter.


No

Replace the ABSCM only.