Possible causes
– Faulty Pressure Switch Rationality
– Pressure Switch Rationality harness is open or shorted
– Pressure Switch Rationality circuit poor electrical connection
– Internal transmission damage
– Faulty Engine Control Module (ECM)
– Faulty Transmission Control Module (TCM)
– Pressure Switch Rationality harness is open or shorted
– Pressure Switch Rationality circuit poor electrical connection
– Internal transmission damage
– Faulty Engine Control Module (ECM)
– Faulty Transmission Control Module (TCM)
Tech description
There is a factory service bulletin for the following Dodge models:
2004 Dodge Dakota
2004-2005 Dodge Durango
2005 Dodge 300/Magnum
2005 Dodge Dakota
Dodge Factory Service Bulletin OBDII Code P0846
Symptoms
– Engine Light ON (or Service Engine Soon Warning Light)
– Transmission will not shift gears.
– Transmission will not shift gears.
P0846 DODGE OBD Code Description
The Transmission Control Module (TCM) has detected a fault in the pressure switch assembly
DODGE Related P0846 code
2004 DODGE DAKOTA Electrical System
2004 DODGE DURANGO Electrical System
2005 DODGE DAKOTA Electrical System
2005 DODGE DURANGO Electrical System