AutoCodes - OBDII Code List - P0846 JEEP

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

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3
Table of contents

P0846 JEEP 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 JEEP?

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.
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Tech Notes

There is a factory service bulletin for the following Jeep models:
2003-2005 Jeep Wrangler
2003-2005 Jeep Liberty
2003-2005 Jeep Cherokee
Jeep Factory Service Bulletin OBDII Code P0846

Cost of diagnosing the P0846 JEEP code

Labor: 1.0

The cost of diagnosing the P0846 JEEP code is 1.0 hour of labor. The auto repair's diagnosis time and labor rates vary by location, vehicle's make and model, and even your engine type. Most auto repair shops charge between $75 and $150 per hour.

Possible Symptoms

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

P0846 JEEP Description

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. This Diagnostic Trouble Code (DTC) is set if the 2/4 pressure switch is open or closed at the wrong time in a given gear.
OBDII Code P0846 Jeep - 2-4 or 2C Pressure Switch Rationality - AutoCodes.com

More Information

Need more information on how to fix the P0846 JEEP code?
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Comments

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