Conditions for Setting the DTC

P0667

• The difference between the TCM temperature and Trans. Fluid Temp. is greater than 15-50°C (59-122°F), depending on the highest of the Trans. Fluid Temp., TCM temperature and TCM power up temperatures.
• The difference between the TCM power up temperature and TCM substrate temperature is greater than 8-10°C (46-50°F), depending on the highest of the Trans. Fluid Temp., TCM temperature and TCM power up temperatures.
• The above conditions have to be met for 5 minutes.

P0668 

The TCM temperature parameter is less than -60°C for 60 seconds.

P0669 

The TCM temperature parameter is greater than 60 seconds.