Conditions for Setting the DTC

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

P20B9

The ECM indicates the reductant tank heater control circuit is open for greater than 4 s.

P20BA

The ECM indicates the reductant tank heater resistance is greater or less than a calibrated value for greater than 6 s.

P20BB

The ECM indicates the reductant tank heater control circuit is shorted to ground or overloaded for greater than 4 s.

P20BC

The ECM indicates the reductant tank heater control circuit is shorted to a voltage for greater than 4 s.

P20BD

The ECM indicates the reductant line heater control circuit is open for greater than 4 s.

P20BE

The ECM indicates the reductant line heater resistance is greater or less than a calibrated value for greater than 8 s.

P20BF

The ECM indicates the reductant line heater control circuit is shorted to ground or overloaded for greater than 4 s.

P20C0

The ECM indicates the reductant line heater control circuit is shorted to a voltage for greater than 4 s.

P214F

The ECM indicates the reductant tank heater 2 voltage is greater than a calibrated value for greater than 8 s.

P21DD

The ECM indicates the reductant tank heater 2 voltage is less than a calibrated value for greater than 6 s.

P221C

The ECM indicates the reductant line heater 2 voltage is less than a calibrated value for greater than 6 s.

P221D

The ECM indicates the reductant line heater 2 voltage is greater than a calibrated value for greater than 6 s.