AutoCodes – Generic – P0A20

P0A20 Code - Motor Torque Sensor Circuit High

Quick Answer

The Engine Control Module (ECM) monitors the Motor Torque Sensor. Common causes include Faulty Motor Torque Sensor, Motor Torque Sensor harness is open or shorted, Motor Torque 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: P0A20 indicates Motor Torque Sensor Circuit High.
Common causes: Common causes include Faulty Motor Torque Sensor, Motor Torque Sensor harness is open or shorted, Motor Torque 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 4,086

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 11, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P0A20 Description

The Engine Control Module (ECM) monitors the Motor Torque Sensor. The ECM sets the OBDII code when the Motor Torque Sensor is not to factory specifications.

OBDII Code P0A20 - Motor Torque Sensor Circuit High - AutoCodes.com — P0A20 Code - Motor Torque Sensor Circuit High

What does this mean?

What are the Possible Causes of the DTC P0A20?

Faulty Motor Torque Sensor
Motor Torque Sensor harness is open or shorted
Motor Torque Sensor circuit poor electrical connection

How to Fix the DTC P0A20?

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 P0A20 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 P0A20 code?

Need more information on how to fix the P0A20 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P0A20 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

P0A20 Dodge — Motor Torque Sensor Circuit High

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 P0A20 Code

1. What are common symptoms of OBDII code P0A20 (Motor Torque Sensor Circuit High)?

- Common symptoms include reduced engine power, poor fuel efficiency, and the illumination of the check engine light.

2. What are the possible causes of OBDII code P0A20?

- The code P0A20 can be caused by issues such as a faulty motor torque sensor, damaged wiring or connectors in the circuit, or a problem with the hybrid powertrain control module.

3. How can I diagnose the Motor Torque Sensor Circuit High issue?

- Diagnosis typically involves using a scan tool to read the OBDII codes, performing a visual inspection of the wiring and connectors, and testing the motor torque sensor for proper operation.

4. Can I still drive my vehicle with OBDII code P0A20?

- It is not recommended to drive your vehicle with the P0A20 code present, as it can lead to further damage and potential safety hazards. Seek professional assistance to address the issue promptly.

5. What are the repair options for fixing OBDII code P0A20?

- Repair options include replacing the motor torque sensor, repairing or replacing damaged wiring or connectors, and reprogramming the hybrid powertrain control module if necessary.

6. How much does it typically cost to repair OBDII code P0A20?

- The cost of repairing the P0A20 code can vary depending on the specific cause of the issue, but it may range from a few hundred to over a thousand dollars, including parts and labor.

7. Can a DIY enthusiast fix OBDII code P0A20 at home?

- While some basic troubleshooting steps can be done at home, diagnosing and repairing the P0A20 code often requires specialized tools and expertise, so it is recommended to seek professional help.

8. Are there any preventive maintenance tips to avoid OBDII code P0A20 in the future?

- Regularly maintaining your vehicle, including following the manufacturer's recommended service schedule and addressing any warning signs promptly, can help prevent issues like the P0A20 code from occurring.

9. Will resetting the OBDII code P0A20 make it go away permanently?

- Simply resetting the code may temporarily turn off the check engine light, but if the underlying issue is not addressed, the code is likely to return. It is essential to diagnose and fix the root cause of the problem.

10. How urgent is it to address OBDII code P0A20?

- It is advisable to address the P0A20 code as soon as possible to prevent further damage to the vehicle and ensure optimal performance and safety. Delaying repairs can lead to more extensive and costly issues down the line.