3126B Marine Engines Caterpillar

E100 Low Engine Oil Pressure Warning

Usage:

Conditions Which Generate This Code:

The Electronic Control Module (ECM) detects all of the following conditions:

Engine oil pressure is below the trip line in Illustration 1 for 30 seconds.
The engine has been running for at least ten seconds. This ten second delay begins once the engine speed is greater than zero rpm.
100-03 diagnostic code is not active.
100-04 diagnostic code is not active.

Show/hide table




Illustration 1	g01050222
Low oil pressure map (warning)

System Response:

The ECM will log the warning. The warning lamp will illuminate and the warning will be transmitted to the display. The ECM will reset the warning when the oil pressure rises above the reset line for 30 seconds.

Low power

Test Step 1. Perform a Check of the Engine Lubrication System

Perform a check of the engine lubrication system. Refer to Troubleshooting, "Low Engine Oil Pressure".

Expected Result:

There are no problems with engine oil pressure.

Results:

OK - There may be an intermittent problem.
Repair: Monitor the operation of the engine.Repair the problem.Ensure that the repair eliminates the problem.
Stop.
Not OK - There is a problem with the engine oil pressure.
Repair: Repair the problem.Ensure that the repair eliminates the problem.
Stop.