M.I.L. “ON” DTC P0171, P030#, AND/OR P0133 ENGINE RUNNING LEAN IN SUBFREEZING AMBIENT
’00 – ’05 Celica (1ZZ–FE)
Following a cold soak in subfreezing ambient temperatures, some 2000 – 2005 model year Celica vehicles equipped with a 1ZZ-FE engine may exhibit a M.I.L. “ON” with one or more of the following Diagnostic Trouble Codes (DTCs) as the result of a vacuum leak at the intake manifold.
- P0171 – System Too Lean (Bank 1)
- P0300 – Random Multiple Cylinder Misfire Detected
- P030# – Cylinder (1–4) Misfire Detected
- P0133 – Oxygen Sensor Slow Response (Bank 1 Sensor 1) Please use the following procedure to repair the vehicle.
|PREVIOUS PART NUMBER||CURRENT PART NUMBER||PART NAME||QTY|
|17171-22030||17171-22060||Gasket, Intake Manifold to Head, No. 1||1|