Subaru Legacy BN/BS (2015-2019) Service Manual: Procedure
1. Activation of malfunction indicator light Malfunction Indicator Light > ACTIVATION OF MALFUNCTION INDICATOR LIGHT | ↓ | 2. Malfunction indicator light does not come on Malfunction Indicator Light > MALFUNCTION INDICATOR LIGHT DOES NOT COME ON | ↓ | 3. Malfunction indicator light does not go off Malfunction Indicator Light > 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 genera ...
TROUBLE SYMPTOM:When the ignition switch is turned to ON (engine OFF), malfunction indicator light does not illuminate.STEPCHECKYESNO1.CHECK DTC.Is DTC of LAN system displayed- Read Diagnostic Troubl ...
Other materials:
Dtc p0172 system too rich bank 1
NOTE:Refer to DTC P0175 for diagnostic procedure. Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC P0175 SYSTEM TOO RICH BANK 21. OUTLINE OF DIAGNOSISDetect fuel system malfunction by the amount of main feedback control.2. EXECUTION CONDITIONSecondary ParametersExecution conditionA/F m ...