Oil level sensor, voltage low
â–¶ How to fix
Check that there is no visible damage or break on the external cable harness.Check the oil level with the dipstick.Contact an Allison dealer.
What you'll see
No driver-visible symptom recorded.
System reaction
No system-reaction text recorded.
Diagnostic depth
Detection
The voltage from the oil level sensor is too low.
Possible cause
The control unit has detected a voltage which is lower than 0.2998 V from the oil level sensor. The reason could be one of the following: Oil level in the gearbox extremely lowFault on the external cable harnessIncorrect connection of the oil level sensorFault on the internal cable harnessFault on the oil level sensorFault on the control unit