Malfunction Indicator Light Does Not Go Off: Wiring Diagram

Fig 1: Malfunction Indicator Light Does Not Go Off - Wiring Diagram

Courtesy of SUBARU OF AMERICA, INC.

MALFUNCTION INDICATOR LIGHT DIAGNOSTIC PROCEDURE

Step	Check	Yes	No
1 CHECK HARNESS BETWEEN ECM AND COMBINATION METER CONNECTOR.  Turn the ignition switch to OFF. Disconnect the connectors from ECM. Turn the ignition switch to ON.	Does the malfunction indicator light illuminate?	Repair the short circuit of harness between ECM and combination meter connector.	Replace the ECM. Refer to ENGINE CONTROL MODULE (ECM) .