DESCRIPTION:This fault code sets when the engine oil level is low.

MONITORED PARAMETER:Engine Oil Level.

TYPICAL ENABLING CONDITIONS:Always On

MONITOR SEQUENCE:Key on engine running.

EXECUTION FREQUENCY:Continuous when enabling conditions are met.

TYPICAL DURATION:Two Seconds

DASH LAMPS:CEL

ENGINE REACTION:1. None.2. Engine derate or engine shut down.3. Calibration dependent.

VERIFICATION:Key ON, engine OFF.

NOTE: If 100-1 and 100-3 are both active, work on repairing 100-3 first.

NOTE: If 100-1 and 100-4 are both active, work on repairing 100-4 first.

PROBABLE CAUSES:1. Low oil level, check system for leaks.2. Oil level sensor connector/harness.3. Oil level sensor.4. Oil level pressure fluctuating.