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Home >> Subaru >> 2021 >> Forester Base >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System (Diagnostics) (1 Of 4) >> Diagnostic Procedure With Diagnostic Trouble Code (DTC) >> DTC P0030: A/F/O2 Heater Control Circuit Bank 1 Sensor 1 >> General Description >> Execution Condition

Execution Condition

Secondary parameters Execution condition
Battery voltage
(A/F sensor heater control duty duration)
Elapsed time after returning from the fuel cut
10.9 V or more
More than 15%
25000ms or more
20000ms or more