Engine-Codes - Dodge - P0846 DODGE

P0846 DODGE - 2-4 or 2C Pressure Switch Rationality

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3  What is this?
Table of contents

P0846 DODGE Possible Causes

  • 2/4 Pressure Switch harness is open or shorted
  • 2/4 Pressure Switch circuit poor electrical connection
  • Faulty 2/4 Pressure Switch
  • Internal transmission damage
  • Faulty Powertrain Control Module (PCM)
  • Faulty Transmission Control Module (TCM)

How do I fix code P0846 DODGE?

Check the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.

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 P0846

Cost of diagnosing the P0846 DODGE code

Labor: 1.0

The cost of diagnosing the P0846 DODGE code is 1.0 hour of labor. The auto repair labor rates vary widely across the country, and even within the same city. Most auto repairs shops charge between $75 and $150 per hour.

When is the code detected?

This code is set if the 2/4 pressure switch is open or closed at the wrong time in a given gear.

Possible Symptoms

  • Engine Light ON (or Service Engine Soon Warning Light)
  • Transmission will not shift gears.

P0846 DODGE Meaning

The Powertrain Control Module (PCM) uses three pressure switches to monitor the fluid pressure in the LR, 2/4, and OD clutch circuits. The pressure switches are continuously monitored for the correct states in each gear as shown below.

P0846 DODGE More Information

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