Engine Oil Pressure Gauge Always Low Warning Off w/Low Oil Pressure
Step | Action | Value(s) | Yes | No |
|---|---|---|---|---|
DEFINITION: Low engine oil pressure warning indicator and/or buzzer inactive with low engine oil pressure. | ||||
1 | Did you diagnose and repair the low engine oil pressure condition? | -- | Go to Oil Pressure Diagnosis and Testing in Engine Mechanical | |
2 |
Does the low engine oil pressure warning indicator illuminate on the gauge cluster? | -- | ||
3 | Raise engine speed above 1000 RPMs. Does the low engine oil pressure warning buzzer operate? | -- | ||
4 | Test the oil pressure switch circuit between the gauge cluster and switch for an open. Refer to Testing for Continuity in Wiring Systems. Did you find and correct the condition? | -- | ||
5 | Replace the engine oil pressure gauge switch. Did you complete the replacement? | -- | -- | |
6 |
Did you find and correct the condition? | -- | ||
7 |
Does the low engine oil pressure warning indicator and/or buzzer operate properly? | -- | System OK | |
8 | Replace the gauge cluster. Did you complete the replacement? | -- | System OK | -- |
Engine Oil Pressure Gauge Always Low Warning On w/Normal Oil Pressure
Step | Action | Value(s) | Yes | No |
|---|---|---|---|---|
DEFINITION: Low engine oil pressure warning indicator and/or buzzer is active with normal engine oil pressure. | ||||
1 | Did you verify that the engine oil pressure is within normal operating range? | -- | Go to Oil Pressure Diagnosis and Testing in Engine Mechanical | |
2 |
Does the low engine oil pressure warning indicator illuminate on the gauge cluster? | -- | ||
3 | Test the oil pressure switch circuit between the gauge cluster and switch for a short to ground. Refer to Testing for Short to Ground in Wiring Systems. Did you find and correct the condition? | -- | ||
4 | Raise the engine speed above 1000 RPMs. Does the low engine oil pressure warning buzzer operate? | -- | ||
5 |
Does the low engine oil pressure warning indicator and buzzer operate properly? | -- | System OK | |
6 | Inspect for poor connections at the gauge cluster connector. Refer to Testing for Intermittent Conditions and Poor Connections in Wiring Systems. Did you find and correct the condition? | -- | ||
7 | Replace the engine oil pressure gauge switch. Did you complete the replacement? | -- | -- | |
8 | Replace the gauge cluster. Did you complete the replacement? | -- | System OK | -- |
