lemon-mirror:
Home >> Subaru >> 2020 >> Forester Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (Diagnostics) - Introduction >> Warning Light Illumination Pattern >> Malfunction Indicator Light Does Not Go Off

Malfunction Indicator Light Does Not Go Off

Diagnosis: 

The malfunction indicator light circuit is shorted.

Trouble symptom: 

Although malfunction indicator light comes on when the engine runs, DTC is not shown on the Subaru Select Monitor or general scan tool display.

  1. CHECK DTC. 

    Read the DTC of [Engine] and LAN system using the Subaru Select Monitor or a general scan tool. Ref. to COMMON (DIAG)>DIAGNOSTIC TROUBLE CODE (DTC) .

    Is DTC of engine or LAN system displayed? (Current malfunction)

    Yes:  Check the appropriate DTC using the "Diagnostic Trouble Code (DTC)". Ref. to ENGINE (DIAGNOSTICS) (H4DO)>DIAGNOSTIC TROUBLE CODE (DTC) . Ref. to LAN SYSTEM (DIAGNOSTICS)>DIAGNOSTIC TROUBLE CODE (DTC) .

    No:  Check the combination meter system. Ref. to COMBINATION METER (DIAGNOSTICS)>BASIC DIAGNOSTIC PROCEDURE .