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Engine-Codes – Dodge – P0862 Dodge

P0862 Dodge Code - Gear Shift Control Module 'A' Communication Circuit High

Quick Answer

The P0862 diagnostic trouble code for Dodge vehicles refers to the Gear Shift Control Module 'A' Communication Circuit High. Common causes include Faulty gear shift control module, Damaged wiring or connectors in the communication circuit, Malfunctioning ECM. 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
P0862 Dodge indicates Gear Shift Control Module 'A' Communication Circuit High.
Common causes
Common causes include Faulty gear shift control module, Damaged wiring or connectors in the communication circuit, Malfunctioning ECM.
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.
What is this?
Table of contents Created and updated by William Orellana on Sep 10, 2024
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Code P0862 Dodge Description

The P0862 diagnostic trouble code for Dodge vehicles refers to the Gear Shift Control Module 'A' Communication Circuit High. This code is triggered when the Engine Control Module (ECM) detects a high voltage signal from the gear shift control module, indicating a communication error between the two modules. The gear shift control module is responsible for managing the transmission's shifting process, including selecting gears, engaging the transmission, and controlling the vehicle's speed.

OBDII Code P0862 Dodge - Gear Shift Control Module 'A' Communication Circuit High
P0862 Dodge Code - Gear Shift Control Module 'A' Communication Circuit High

Common Causes of P0862 Dodge

  1. Faulty gear shift control module
  2. Damaged wiring or connectors in the communication circuit
  3. Malfunctioning ECM
  4. Software glitch in the control modules

Symptoms of P0862 Dodge

  1. Difficulty shifting gears
  2. Erratic shifting patterns
  3. Transmission slipping
  4. Transmission getting stuck in a particular gear

How to Fix P0862 Dodge

  1. Perform a thorough inspection of the gear shift control module, wiring, and connectors for any visible damage.
  2. Test the communication circuit between the gear shift control module and ECM using a digital multimeter to check for continuity and proper voltage levels.
  3. Replace the gear shift control module if found to be faulty.
  4. Repair or replace any damaged wiring or connectors in the communication circuit.
  5. Clear the diagnostic trouble codes and perform a test drive to ensure the issue has been resolved.

Cost to Fix P0862 Dodge

The typical repair costs for addressing the P0862 code can range from $200 to $500, depending on the specific cause of the issue and the cost of parts and labor. Keep in mind that these estimates are general and may vary based on factors such as location, vehicle make and model, and labor rates at auto repair shops. It is recommended to obtain a detailed quote from a certified mechanic or dealership for a more accurate cost estimate.

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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 P0862 Dodge Code

1. What are the common symptoms of OBDII code P0862 in a Dodge vehicle?

- Common symptoms include difficulty shifting gears, erratic shifting behavior, transmission slippage, and illuminated warning lights on the dashboard.

2. What can cause the Gear Shift Control Module 'A' Communication Circuit High error code in a Dodge?

- Possible causes of P0862 include a faulty gear shift control module, damaged wiring or connectors in the communication circuit, or a malfunctioning PCM (Powertrain Control Module).

3. How can I diagnose the Gear Shift Control Module 'A' Communication Circuit High error code in my Dodge?

- Diagnosis typically involves using a scan tool to retrieve the trouble code and further testing the gear shift control module, checking for wiring damage, and inspecting connectors for corrosion or loose connections.

4. Is it safe to drive my Dodge with the P0862 code present?

- It is not recommended to drive your vehicle with the P0862 code as it can lead to transmission issues and potential safety hazards. It's best to address the problem promptly.

5. Can I repair the Gear Shift Control Module 'A' Communication Circuit High issue in my Dodge myself?

- While some DIY enthusiasts may be able to address this issue by checking and repairing wiring or connectors, it is recommended to consult a professional mechanic for an accurate diagnosis and proper repair.

6. How much does it typically cost to fix the P0862 code in a Dodge?

- The cost of repairing the P0862 code can vary depending on the exact cause of the issue, but it may range from a few hundred to over a thousand dollars, including parts and labor.

7. Will resetting the OBDII code P0862 make it go away permanently?

- Simply clearing the code without addressing the underlying issue will not permanently fix the problem. It's essential to diagnose and repair the root cause to prevent the code from reoccurring.

8. Can a low battery voltage trigger the P0862 error code in a Dodge?

- Yes, a low battery voltage or electrical issues in the vehicle can sometimes trigger the P0862 code. It's advisable to check the battery and charging system as part of the diagnostic process.

9. How long does it typically take to repair the P0862 code in a Dodge?

- The repair time for the P0862 code can vary based on the complexity of the issue and the availability of parts. In some cases, it may be resolved within a few hours, while more complicated repairs may take longer.

10. Are there any preventive maintenance tips to avoid encountering the P0862 error code in the future?

- Regularly inspecting the transmission system, keeping up with routine maintenance schedules, and addressing any issues promptly can help prevent the occurrence of the P0862 code in your Dodge vehicle.

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