AutoCodes – Generic – P0820

P0820 Code - Gear Lever X-Y Position Sensor Circuit

Quick Answer

The Transmission Control Module (TCM) monitors the Gear Lever X-Y Position Sensor signal. Common causes include Faulty Gear Lever X-Y Position Sensor, Gear Lever X-Y Position Sensor harness is open or shorted, Gear Lever X-Y Position Sensor circuit poor electrical connection. 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: P0820 indicates Gear Lever X-Y Position Sensor Circuit.
Common causes: Common causes include Faulty Gear Lever X-Y Position Sensor, Gear Lever X-Y Position Sensor harness is open or shorted, Gear Lever X-Y Position Sensor circuit poor electrical connection.
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.

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Code Popularity 34,768

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on May 09, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P0820 Description

The Transmission Control Module (TCM) monitors the Gear Lever X-Y Position Sensor signal. The TCM sets the OBDII code when the Gear Lever X-Y Position Sensor is not to factory specifications.

OBDII Code P0820 - Gear Lever X-Y Position Sensor Circuit - AutoCodes.com — P0820 Code - Gear Lever X-Y Position Sensor Circuit

What does this mean?

What are the Possible Causes of the DTC P0820?

Faulty Gear Lever X-Y Position Sensor
Gear Lever X-Y Position Sensor harness is open or shorted
Gear Lever X-Y Position Sensor circuit poor electrical connection

How to Fix the DTC P0820?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0820 code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the P0820 code?

Need more information on how to fix the P0820 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P0820 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

P0820 Dodge — Gear Lever X-Y Position Sensor Circuit
P0820 Mercedes-Benz — Gear Lever X-Y Position Sensor Circuit
P0820 Volkswagen — Gear Lever X-Y Position Sensor Circuit

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 P0820 Code

1. What are the common symptoms of OBDII code P0820?

- Common symptoms include difficulty shifting gears, gear shift lever not functioning properly, and the gear indicator showing incorrect information.

2. What does the OBDII code P0820 indicate?

- The code P0820 indicates a problem with the Gear Lever X-Y Position Sensor Circuit.

3. What are the possible causes of OBDII code P0820?

- Possible causes include a faulty gear lever position sensor, damaged wiring or connectors in the sensor circuit, or a malfunctioning transmission control module.

4. How can I diagnose the issue related to OBDII code P0820?

- To diagnose the issue, you can use a scan tool to read the trouble codes, inspect the gear lever position sensor and its wiring for any visible damage, and test the sensor's functionality.

5. Can I continue driving with OBDII code P0820 present?

- It is not recommended to continue driving with this code present, as it can lead to further transmission issues and potentially unsafe driving conditions.

6. How can I repair OBDII code P0820?

- Repair options include replacing the gear lever position sensor, repairing any damaged wiring or connectors, and resetting the trouble codes with a scan tool after the repair.

7. Is it safe to reset the OBDII code P0820 without fixing the underlying issue?

- It is not recommended to simply reset the code without addressing the underlying problem, as it will likely reoccur and may cause further damage to the transmission system.

8. Can weather conditions affect the occurrence of OBDII code P0820?

- Extreme weather conditions, such as excessive heat or moisture, can potentially impact the performance of the gear lever position sensor and contribute to the occurrence of this code.

9. How long does it typically take to repair OBDII code P0820?

- The repair time can vary depending on the exact cause of the issue and the availability of replacement parts, but it is generally a relatively quick repair that can be done in a few hours.

10. Should I seek professional help to repair OBDII code P0820?

- It is recommended to seek professional help, especially if you are not familiar with transmission systems, as accurate diagnosis and proper repair are crucial to resolving the issue effectively.