Engine-CodesGeneric – P2843

P2843 Code - Shift Fork 'D' Position Circuit High

Quick Answer

The P2843 code indicates a problem with the Shift Fork 'D' Position Circuit being too high. Common causes include Faulty shift fork position sensor, Wiring or connector issues in the shift fork circuit, Transmission fluid contamination. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means
P2843 indicates Shift Fork 'D' Position Circuit High.
Common causes
Common causes include Faulty shift fork position sensor, Wiring or connector issues in the shift fork circuit, Transmission fluid contamination.
Severity
High - diagnose this code as soon as possible.
Can I drive?
Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
Table of contents Created and updated by William Orellana on Aug 25, 2024
💬 Need more help? Ask Auto Expert for instant answers — it's free!
AutoCodes App

Fix Your Car Smarter

Try the New AutoCodes App!

Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.

AutoCodes App on Google Play

Code P2843 Description

The P2843 code indicates a problem with the Shift Fork 'D' Position Circuit being too high. This sensor is responsible for detecting the position of the shift fork in the transmission, which is crucial for proper gear shifting. When this circuit reads a high voltage signal, it means that the shift fork is not in the correct position, potentially leading to issues with gear selection and transmission performance. Ignoring this code can result in erratic shifting, transmission slipping, and even total transmission failure over time.

OBDII Code P2843 - Shift Fork 'D' Position Circuit High
P2843 Code - Shift Fork 'D' Position Circuit High

Common Causes of P2843

  1. Faulty shift fork position sensor
  2. Wiring or connector issues in the shift fork circuit
  3. Transmission fluid contamination
  4. Mechanical issues in the transmission
  5. Faulty PCM (Powertrain Control Module)

Symptoms of P2843

  1. Difficulty shifting gears
  2. Harsh or delayed gear changes
  3. Transmission slipping
  4. Illuminated check engine light
  5. Reduced fuel efficiency

How to Fix P2843

  1. Use a scan tool to diagnose the specific cause of the P2843 code.
  2. Inspect the shift fork position sensor and its wiring for any damage or corrosion.
  3. Replace the shift fork position sensor if it is faulty.
  4. Repair any damaged wiring or connectors in the shift fork circuit.
  5. Clear the code, reset the PCM, and test drive the vehicle to ensure the issue is resolved.

Cost to Fix P2843

The cost of repairing a Shift Fork 'D' Position Circuit High issue can vary depending on the cause of the problem and the extent of the repair needed. On average, the parts for this repair can range from $50 to $200, while the labor cost can be anywhere from $100 to $300. This estimate does not include diagnostic fees, taxes, or any additional parts or repairs that may be necessary. It is recommended to consult with a professional mechanic to get a more accurate cost estimate based on your specific vehicle and location.

Need more information about the P2843 code?

Need more information on how to fix the P2843 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P2843 code diagnosed by a professional: Find a repair shop in your area

Code P2843 Information for Specific Makes

About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P2843 Code

No Frequently Asked Questions about P2843 Code found.

Discuss the causes and fixes for P2843 OBDII Code

Code P2843 comments

No comments found for this page.