2042-Engine Oil Sensor Water Content Too High

For complete wiring diagrams, refer to SYSTEM WIRING DIAGRAMS .

When Monitored:
With the engine running.
Set Condition:
The Engine Oil Sensor indicates excessive water in the engine oil.

Possible Causes
ENGINE OIL

Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. See DTC-Based Diagnostics/MODULE, Engine Control (ECM) - Standard Procedure .

NOTE: This DTC indicates excessive water in the engine oil. Change the engine oil and filter.

NOTE: Clear the DTC and retest for active DTC.