EDGE-CUTTING 5133319 - Caterpillar

Do not operate the engine with low oil pressure. Engine damage will result. If measured oil pressure is low, discontinue engine operation until the fault is corrected.
The Electronic Control Module (ECM) monitors the engine oil pressure. The following code is associated with low engine oil pressure:
Table 1
Diagnostic Code for Low Engine Oil Pressure
J1939 Code Code Description Comments
100-1 Engine Oil Pressure : Low - most severe The ECM has been powered for at least 2 seconds.
The engine has been running for at least 30 seconds.
There are no diagnostic trouble codes for the 5 VDC supply.
Probable Causes
Engine oil level
Oil specification
Engine oil pressure
Engine oil filter
Engine oil cooler
Fuel in the engine oil
Engine oil suction tube
Engine oil pump pressure relief valve
Engine oil pump
Bearing clearanceRecommended Actions
Note: The procedures have been listed in order of probability. Complete the procedures in order.
Table 2
Troubleshooting Test Steps Values Results
1. Engine Oil Level
A. Check the engine oil level.
Oil level
Result: The engine oil level is low.
Repair: Fill the oil system to the full mark on the dipstick.
Result: The engine oil level is OK.
Proceed