Illustration 84 g02856758
Diagnostic code 100-17 Engine Oil Pressure versus
Engine Speed
Illustration 85 g02856759
Diagnostic code 100-18 Engine Oil Pressure versus
Engine Speed
Illustration 86 g02856760
Diagnostic code 100-1 Engine Oil Pressure versus
Engine Speed
Probable Causes
• Engine oil level
• Oil specification
• Aerated oil
• Engine oil pressure
• Engine oil filter
• Engine oil cooler
• Fuel in the engine oil
• Piston cooling jets
• Engine oil suction tube
• Engine oil pump pressure relief valve
• Engine oil pump
• Bearing clearance
Recommended Actions
Note: The procedures have been listed in order of
probability. Complete the procedures in order.
UENR4469-36 245
Symptom Troubleshooting
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