Conditions for Running the DTCs

WARNING: This page is about a different variant/trim than selected.

P20B9, P20BB, P20BD, P20BF, P20C1 or P20C3

DTC P220B is not set.
The DEF heater is commanded On.
The glow plug control module temperature is less than 123°C (254°F).
The glow plug control module battery voltage is between 7-16 V.
The DTCs run continuously once the above conditions are met.

P20BC, P20C0 or P20C4

The DEF heater is commanded Off.