Step | Action | Value(s) | Yes | No | ||
|---|---|---|---|---|---|---|
Schematic Reference: Instrument Cluster Schematics . Connector End View Reference: Engine Control Module Connector End Views for the 2.8L, 3.0L, 3.2L or 3.6L engines Engine Control Module Connector End Views for the 4.6L engine. | ||||||
1 | Did you perform the Diagnostic System Check - Vehicle? | -- | Go to Step 2 | |||
2 | Start the engine. Does the LOW OIL LEVEL message display in the driver information center (DIC)? | -- | Go to Step 3 | Go to Testing for Intermittent Conditions and Poor Connections | ||
3 |
Does the Engine Oil Level Switch parameter display OK? | -- | Go to Step 11 | Go to Step 4 | ||
4 |
Does the Engine Oil Level parameter display OK? | -- | 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 ground. Refer to Circuit Testing and Wiring Repairs . Did you find and correct the condition? | -- | Go to Step 12 | Go to Step 7 | ||
6 | Test the low reference circuit or the ground circuit of the engine oil level switch for an open or for a high resistance. Refer to Circuit Testing and Wiring Repairs . Did you find and correct the condition? | Go to Step 12 | Go to Step 8 | |||
7 | Inspect for poor connections at the harness connector of the engine control module (ECM). Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs . Did you find and correct the condition? | -- | Go to Step 12 | Go to Step 9 | ||
8 | Inspect for poor connections at the harness connector of the engine oil level switch. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs . Did you find and correct the condition? | -- | Go to Step 12 | Go to Step 10 | ||
9 | Replace the ECM. Refer to Control Module References for replacement, setup, and programming. Did you complete the replacement? | -- | Go to Step 10 | -- | ||
10 | Replace the engine oil level switch. Refer to the following:
Did you complete the replacement? | -- | Go to Step 10 | -- | ||
11 | Replace the instrument panel cluster (IPC). Refer to Control Module References for replacement, setup, and programming. Did you complete the replacement? | -- | Go to Step 10 | -- | ||
12 | Operate the system in order to verify the repair. Did you correct the condition? | -- | System OK | Go to Step 2 | ||
