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Home >> Subaru >> 2015 >> XV Crosstrek Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnostic Trouble Code (DTC) Detecting Criteria (Except Hybrid) >> Diagnostic Trouble Code (DTC) Detecting Criteria >> DTC P015A: O2 Sensor Delayed Response - Rich To Lean (Bank 1 Sensor 1) >> Enable Conditions

Enable Conditions

DIAGNOSTIC METHOD 1 AND 2 CONDITION DESCRIPTION

Secondary Parameters Enable Conditions
Battery voltage > 10.9 V
Closed loop control with main feedback Operation
Engine speed ≥ 1000 rpm
Amount of intake air ≥ 10 g/s (0.35 oz/s) (CVT model)
  ≥ 10 g/s (0.35 oz/s) (MT model)
Elapsed time after returning from the fuel cut ≥ 3000 ms
Accelerator pedal position not equal to 0%
DIAGNOSIS METHOD 3 CONDITION DESCRIPTION (ONLY MT MODEL)

Secondary Parameters Enable Conditions
Battery voltage > 10.9 V
Closed loop control with main feedback Operation
Vehicle speed ≥ 40 km/h (24.9 MPH)
Engine speed ≥ 1000 rpm
  and
  < 4000 rpm
Amount of intake air ≥ 7.5 g/s (0.26 oz/s)
  and
  < 40 g/s (1.41 oz/s)
Catalyst deterioration diagnosis Not diagnosed