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P0871 Dodge

P0871 Dodge - OD Pressure Switch Rationality Fault

P0871 Dodge Comments |  Add Comment
Possible causes
- OD Pressure Switch harness is open or shorted
- OD Pressure Switch circuit poor electrical connection
- Faulty OD Pressure Switch
- Internal transmission damage
- Faulty Engine Control Module (ECM)
- Faulty Transmission Control Module (TCM)
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Tech notes
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 P0871

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Possible symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
- Transmission will not shift gears.
P0871 Dodge Description

The Transmission Control Module (TCM) has detected a fault in the pressure switch assembly

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DODGE Technical Service Bulletins for P0871 code
2004 DODGE DAKOTA Electrical System Details
2004 DODGE DURANGO Electrical System Details
2005 DODGE DAKOTA Electrical System Details
2005 DODGE DURANGO Electrical System Details
2004 DODGE DAKOTA 110000 Electrical System Details
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