| The oil pressure warning light illuminates. |
Oil pressure switch |
Oil pressure switch failure |
| Oil filter |
Clogging of oil filter, malfunction of by-pass valve |
| Oil strainer |
Clogging of oil strainer |
| Engine oil passages |
Clogging of engine oil passage |
| Oil pump |
Wear or damage of the oil pump |
| Engine oil |
Incorrect engine oil or engine oil deterioration |
| Wiring harness |
Short circuit of wiring harness |
| The oil pressure warning light does not illuminate. |
Combination meter |
Defective combination meter |
| Oil pressure switch |
Oil pressure switch failure |
| Wiring harness |
Open circuit of wiring harness |