Conditions for Setting the DTC
WARNING: This page is about a different variant/trim than selected.
P0989
The TCM detects that the TFP switch 5 signal voltage remains LOW after the low and reverse clutch or 4-5-6 clutch transitions from a HIGH pressure state to a LOW pressure state. The TCM counts each incident. The DTC sets when 17 counts are accumulated.
P0990
The TCM detects that the TFP switch 5 signal voltage remains HIGH after the low and reverse clutch or 4-5-6 clutch transitions from a LOW pressure state to a HIGH pressure state. The TCM counts each incident. The DTC sets when 30 counts are accumulated.