Engine Oil Pressure Indicator Always On
Engine Oil Pressure Indicator Always On
| Step | Action | Yes | No |
|---|---|---|---|
| Schematic Reference: Instrument Cluster Schematics Connector End View Reference: Engine Control Module (ECM) Connector End Views for the 2.8L engine, or Engine Control Module (ECM) Connector End Views for the 3.6L engine or Inline Harness Connector End Views |
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| 1 | Did you perform the Diagnostic System Check - Vehicle ? | Go to Step 2 | Go to Diagnostic System Check - Vehicle |
| 2 | Start the engine. Does the engine oil pressure (EOP) indicator illuminate after the displays test? |
Go to Step 3 | Go to Testing for Intermittent Conditions and Poor Connections |
| 3 |
|
Go to Step 10 | Go to Step 4 |
| 4 |
|
Go to Step 6 | Go to Step 5 |
| 5 | Test the EOP switch signal circuit for a short to ground. Refer to Circuit Testing
and Wiring Repairs
. Did you find and correct the condition? |
Go to Step 11 | Go to Step 7 |
| 6 | Inspect for poor connections at the harness connector of the EOP switch. Refer to Testing for Intermittent Conditions and Poor Connections
and Connector Repairs
. Did you find and correct the condition? |
Go to Step 11 | Go to Step 8 |
| 7 | Inspect for poor connections at the harness connector of the ECM. Refer to Testing for Intermittent Conditions and Poor Connections
and Connector Repairs
. Did you find and correct the condition? |
Go to Step 11 | Go to Step 9 |
| 8 | Replace the EOP switch. Refer to Engine Oil Pressure Sensor and/or Switch Replacement
for the 2.8L engine orEngine Oil Pressure Sensor and/or Switch Replacement
for the 3.6L engine. Did you complete the replacement? |
Go to Step 11 | - |
| 9 | Replace the ECM. Refer to Control Module References
for replacement, setup, and programming. Did you complete the replacement? |
Go to Step 11 | - |
| 10 | Replace the instrument panel cluster (IPC). Refer to Control Module References
for replacement, setup, and programming. Did you complete the replacement? |
Go to Step 11 | - |
| 11 | Operate the system in order to verify the repair. Did you correct the condition? |
System OK | Go to Step 2 |