SPACER AS. 5374865 - Caterpillar

The Electronic Control Module (ECM) detects a low oil condition. Information on default settings and ranges for this event can be found in Troubleshooting, "Event Codes".System Response:The event code will be logged.Possible Performance Effect:E171(1) There are no performance effects.Troubleshooting:The following conditions can cause the event code.
Low oil level
Faulty low oil level switchTest Step 1. Check the Engine Oil Level
Check the engine oil level. Expected Result:The engine oil level is low.Results:
OK - The engine oil level is low.Repair: Add oil to the engine. Check for leaks that might cause the low oil level.STOP
Not OK - The engine had the proper amount of oil.Repair: Check for proper operation of the oil level switch. Refer to Troubleshooting, "Engine Oil Level Switch Circuit - Test".STOP