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Home >> Subaru >> 2017 >> WRX STI Limited >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (Diagnostics - Introduction) (2.5L) >> Malfunction Indicator Light >> Malfunction Indicator Light Does Not Go Off
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Malfunction Indicator Light Does Not Go Off

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.

Step Check Yes No
1 CHECK DTC.  Is DTC of engine or LAN system displayed? <Ref. to OPERATION , Read Diagnostic Trouble Code (DTC).> Check the appropriate DTC using the "List of Diagnostic Trouble Code (DTC)". <Ref. to LIST OF DIAGNOSTIC TROUBLE CODE (DTC) .> <Ref. to List of Diagnostic Trouble Code (DTC) .> Check the combination meter system. <Ref. to Basic Diagnostic Procedure .