For 1990-2009 cars

Cause | Correction
--- | ---
Low oil pressure |

1. Perform an oil pressure test. Refer to Oil Pressure Diagnosis and Testing .
2. Repair or replace, as required.

Detonation or spark knock | Verify the correct operation of the ignition controls. Refer to Detonation/Spark Knock .
Loose torque converter bolts or improperly installed torque converter - automatic transmission only |

1. Inspect the torque converter bolts and flywheel.
2. Verify correct installation of the torque converter.
3. Repair, as required.

Cracked flywheel - automatic transmission |

1. Inspect the flywheel bolts and flywheel.
2. Repair, as required.

Excessive connecting rod bearing clearance |

1. Inspect the following components:

• | The connecting rod bearings

• | The connecting rods

• | The crankshaft

2. Repair, as required.

Excessive crankshaft bearing clearance |

1. Inspect the following components:

• | The crankshaft bearings

• | The crankshaft journals

• | The cylinder block crankshaft bearing bore

2. Repair, as required