00-055
UnclassifiedLubrication
What This Code Means
Lubricating oil consumption excessive
Possible Causes
- •External oil leaks
- •Overfilled oil pan
- •Incorrect oil specifications
- •Fuel contamination
- •Incorrect oil change interval
- •Engine oil in torque converter
- •Incorrect oil temperature
- •Air compressor oil consumption
- •Turbocharger seal issue
- •Excessive crankcase blowby
Suggested Actions
- 1Check oil consumption report
- 2Check for external oil leaks
- 3Check for overfilled oil pan
- 4Check oil specifications
- 5Check for fuel contamination
- 6Check oil change interval
- 7Check for engine oil in torque converter
- 8Check oil temperature
- 9Check air compressor oil consumption
- 10Check turbocharger seal
- 11Check crankcase blowby
ASK RUDY ABOUT THIS FAULT
Get a diagnosis walkthrough for 00-055 on your specific Onan unit — cited to the OEM manual, not a forum guess.
TRY IT FREE