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Home >> Subaru >> 2016 >> WRX Base >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Diagnostic Trouble Code (DTC) Detecting Criteria (H4DOTC) (WRX) >> Diagnostic Trouble Code (DTC) Detecting Criteria >> DTC P0134 A/F/O2 Sensor Circuit No Activity Detected Bank 1 Sensor 1 >> Execution Condition

Execution Condition

Secondary Parameters Execution condition
Battery voltage ≥ 10.9 V
Engine speed ≥ 500 rpm
< When out of range >
Front oxygen (A/F) sensor impedance		 > 403 Ω
< When stuck >
Front oxygen (A/F) sensor impedance		 ≤ 403 Ω
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