O2 Sensor Circuit Slow Response
Diagnostic conditions
- Air mass between 25kg /h and 120kg /h
- Oxygen sensing after catalytic converter is active
- Basic adaptation has reached steady condition
- No secondary air diagnosis
- No fuel tank ventilation diagnosis
- EVAP canister not highly loaded
- No other oxygen sensor faults
Possible cause of fault
- Oxygen sensor faulty
Affected terminals
None