DME Fault Code 2F22 "Engine Temperature Plausibility" (M17 01 09)
Publication date: 2009-05-15Reference number: M17 01 09
DME FAULT CODE 2F22 "ENGINE TEMPERATURE PLAUSIBILITY"
TECHNICAL SERVICE BULLETIN
Reference Number(s): SI M17 01 09, Date of Issue:
May 15, 2009
| MINI: | R55, R56, R57 with N12, N14 |
| GROUP: | Cooling System |
SUBJECT
DME Fault Code 2F22 "Engine Temperature Plausibility"
SITUATION
Service Engine Soon lamp is illuminated and the fault code 2F22 (Engine temperature plausibility) is stored in DME.
CAUSE
The DME calculates an implausible signal from the coolant temperature sensor. The diagnostic influences on this signal include:
- Engine speed
- Heating output
- Outside temperature
- Warm-up phase condition
CORRECTION
- Check the coolant level: Check and repair any causes for leaks. After completing repairs, pressure test the system, including the overflow cap. Top up to correct level if needed.
- Check the antifreeze condition: Ensure there is a sufficient 50/50 mix.
- Bleed the system; Follow Repair Instruction RA17 00 005 for proper bleeding of the cooling system.
WARRANTY INFORMATION
For information only.