P0A21 Code - Motor Torque Sensor Circuit Intermittent
Quick Answer
The diagnostic trouble code P0A21 indicates a problem with the motor torque sensor circuit in a hybrid vehicle. Common causes include Faulty motor torque sensor, Loose or corroded electrical connections, Wiring harness issues. 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
- P0A21 indicates Motor Torque Sensor Circuit Intermittent.
- Common causes
- Common causes include Faulty motor torque sensor, Loose or corroded electrical connections, Wiring harness issues.
- 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.
Fix Your Car Smarter
Try the New AutoCodes App!
Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.
Code P0A21 Description
The diagnostic trouble code P0A21 indicates a problem with the motor torque sensor circuit in a hybrid vehicle. The motor torque sensor is a crucial component that measures the amount of torque produced by the electric motor in the vehicle. This information is essential for the vehicle's powertrain control module to accurately control the motor's output and ensure optimal performance and efficiency.
Common Causes of P0A21
- Faulty motor torque sensor
- Loose or corroded electrical connections
- Wiring harness issues
- Powertrain control module malfunction
- Environmental factors such as moisture or debris affecting sensor operation
Symptoms of P0A21
- Loss of power or acceleration
- Erratic or rough engine performance
- Decreased fuel efficiency
- Illuminated check engine light
- Vehicle going into limp mode
How to Fix P0A21
- Diagnose the issue by using a scan tool to retrieve the specific trouble code and perform a thorough inspection of the motor torque sensor circuit.
- Inspect and test the motor torque sensor for proper operation and replace if necessary.
- Check and clean all electrical connections related to the motor torque sensor circuit.
- Inspect the wiring harness for any damage or corrosion and repair or replace as needed.
- Clear the trouble code from the vehicle's memory and test drive the vehicle to ensure the issue has been resolved.
Cost to Fix P0A21
The cost of repairing a motor torque sensor circuit intermittent issue can vary depending on the specific cause of the problem and the make and model of the vehicle. On average, the repair costs for this issue can range from $200 to $500, including parts and labor. It's important to note that diagnostic time and labor rates at auto repair shops can vary, so it's advisable to check with local shops for a more accurate estimate.
Need more information about the P0A21 code?
Need more information on how to fix the P0A21 code? Get Access to Factory Service Manuals
Need Help with the Code?
Get the P0A21 code diagnosed by a professional: Find a repair shop in your area
Code P0A21 Information for Specific Makes
- P0A21 Dodge — Motor Torque Sensor Circuit Intermittent
Frequently Asked Questions about P0A21 Code
No Frequently Asked Questions about P0A21 Code found.
Discuss the causes and fixes for P0A21 OBDII Code
Code P0A21 comments
No comments found for this page.
Fix Your Car Smarter
Try the New AutoCodes App!
Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.