Malfunction Indicator Light Does Not Go Off: Wiring Diagram

Fig 1: Malfunction Indicator Light Wiring Diagram (Circuit Shorted)

Courtesy of SUBARU OF AMERICA, INC.

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 ground short circuit of harness between ECM and combination meter connector.	Replace the ECM. Refer to ENGINE CONTROL MODULE (ECM) Engine Control Module (ECM).