MID 128, PID 98 Engine oil level
FMI 1 – Data valid but below operational range
Fault code explanation: Oil level too low.
Fault indication: DCU: Engine warning in DCU display.
CIU: Flash code
Flash code
Electrical fault: 5.9
Value fault: 5.7
Symptom: Warning indication.
Suitable action: 1 Check the oil level in the engine.
2
Check that no oil leakage occurs.
3
Check the oil level sensor.
FMI 5 – Current below normal or open circuit
Fault code explanation: Faulty sensor / Fault in sensor circuit
Fault indication: DCU: Engine warning in DCU display.
CIU: Flash code
Flash code
Electrical fault: 5.9
Value fault: 5.7
Possible reason: • Open circuit in the oil level sensor 5V supply cable.
•
Faulty sensor.
Suitable action: 1
Check the cable harness between the sensor and the EMS2.
2 Check the contact pressure in socket 3 and 4 in the engine connector
B.
3 Check the sensor.
30-2 Fault Tracing
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