Low Engine Oil Level Indicator Always On
Low Engine Oil Level Indicator Always On
| Step | Action | Yes | No |
|---|---|---|---|
| Schematic Reference: Instrument Cluster Schematics | |||
| 1 | Did you perform the Instrument Cluster Diagnostic System Check? | Go to Step 2 | Go to Diagnostic System Check - Instrument Cluster |
| 2 |
|
Go to Step 3 | Go to Step 4 |
| 3 | Is the CHECK OIL LEVEL message in the DIC illuminated? | Go to Step 9 | Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems |
| 4 |
|
Go to Step 6 | Go to Step 5 |
| 5 | Test the signal circuit of the engine oil level switch for an open, for a high resistance, or for a short to battery voltage. Refer to Circuit Testing
and to Wiring Repairs
in Wiring Systems. Did you find and correct the condition? |
Go to Step 13 | Go to Step 8 |
| 6 | Test the ground circuit of the engine oil level switch for an open or for a high resistance. Refer to Circuit Testing
and to Wiring Repairs
in Wiring Systems. Did you find and correct the condition? |
Go to Step 13 | Go to Step 7 |
| 7 | Inspect for poor connections at the harness connector of the engine oil level switch. Refer to Testing for Intermittent Conditions and Poor Connections
and to Connector Repairs
in Wiring Systems. Did you find and correct the condition? |
Go to Step 13 | Go to Step 10 |
| 8 | Inspect for poor connections at the harness connector of the PCM. Refer to Testing for Intermittent Conditions and Poor Connections
and to Connector Repairs
in Wiring Systems. Did you find and correct the condition? |
Go to Step 13 | Go to Step 11 |
| 9 | Inspect for poor connections at the harness connector of the IPC. Refer to Testing for Intermittent Conditions and Poor Connections
and to Connector Repairs
in Wiring Systems. Did you find and correct the condition? |
Go to Step 13 | Go to Step 12 |
| 10 | Replace the engine oil level switch. Refer to Engine Oil Level Sensor and/or Switch Replacement
in Engine Mechanical. Did you complete the replacement? |
Go to Step 13 | - |
| 11 |
IMPORTANT:
Program the replacement PCM. Replace the PCM. Refer to Powertrain Control Module (PCM) Replacement
in Engine Controls - 4.6L.Did you complete the replacement? |
Go to Step 13 | - |
| 12 |
IMPORTANT:
Program the replacement IPC. Replace the IPC. Refer to Instrument Panel Cluster (IPC) Replacement .Did you complete the replacement? |
Go to Step 13 | - |
| 13 | Operate the system in order to verify the repair. Did you correct the condition? |
System OK | Go to Step 2 |