Engine-Codes - Jeep - P0841 JEEP

P0841 JEEP Code - LR Pressure Switch Rationality Fault

- Code Popularity: 37,150 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
Table of contents

|What are the Possible Causes of the P0841 JEEP Code?

  • Low transmission fluid level
  • Dirty transmission fluid
  • Faulty Transmission Solenoid/Pressure Switch
  • Transmission Solenoid/Pressure Switch harness is open or shorted
  • Transmission Solenoid/Pressure Switch circuit poor electrical connection
  • Internal transmission damage
  • Faulty Engine Control Module (ECM)
  • Faulty Transmission Control Module (TCM)

|How to Fix the P0841 JEEP Code?

Start by checking 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.

|P0841 JEEP code tech notes

There are factory service bulletins for the following Jeep models:

2003-2005 Jeep Wrangler
2003-2005 Jeep Liberty
2003-2005 Jeep Cherokee
Jeep Factory Service Bulletin OBDII Code P0841

2005-2006 Jeep Liberty
2005-2006 Jeep Cherokee
2005-2006 Jeep Grand Cherokee
2006 Jeep Commander
Jeep Factory Service Bulletin OBDII Code P0841

|What is the cost to diagnose the P0841 JEEP code?

Labor: 1.0

The cost to diagnose the P0841 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.

|What are P0841 JEEP code possible symptoms?

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

|What Does the P0841 JEEP Code Mean?

The Diagnostic Trouble Code (DTC) will set when the Transmission Control Module (TCM) has detected a Low/Reverse (LR) Pressure Switch open or closed at an incorrect time.

LR Pressure Switch Rationality Fault

|Need more information with the P0841 JEEP code?

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|Need help with a P0841 JEEP code?

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