C1231 Scion Code - Steering Angle Sensor Circuit Malfunction
Quick Answer
The Skid Control ECU inputs the steering sensor signal through the CAN communication. Common causes include Faulty Steering Angle Sensor, Steering Angle Sensor harness is open or shorted, Steering Angle 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
- C1231 Scion indicates Steering Angle Sensor Circuit Malfunction.
- Common causes
- Common causes include Faulty Steering Angle Sensor, Steering Angle Sensor harness is open or shorted, Steering Angle 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.
Code C1231 Scion Description
What are the Possible Causes of the DTC C1231 Scion?
- Faulty Steering Angle Sensor
- Steering Angle Sensor harness is open or shorted
- Steering Angle Sensor circuit poor electrical connection
- Faulty Skid Control ECU
How to Fix the DTC C1231 Scion?
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 C1231 Scion 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 C1231 Scion code?
Need more information on how to fix the C1231 Scion code? Get Access to Factory Service Manuals
Need Help with the Code?
Get the C1231 Scion code diagnosed by a professional: Find a repair shop in your area
Frequently Asked Questions about C1231 Scion Code
1. What does OBDII code C1231 mean on a Scion?
C1231 indicates a Steering Angle Sensor Circuit Malfunction, meaning the vehicle's system has detected an issue with the steering angle sensor or its circuit.
2. What are the symptoms of a C1231 code on a Scion?
Common symptoms include the ABS or traction control light turning on, loss of traction control functionality, or erratic power steering behavior.
3. What causes the C1231 code on a Scion?
The code can be caused by a faulty steering angle sensor, damaged wiring or connectors in the sensor circuit, or issues with the ABS control module.
4. Can I still drive my Scion with a C1231 code?
While the car may still be driveable, safety features like traction control and stability control may not function correctly, increasing the risk of losing control in certain conditions.
5. How do I diagnose a C1231 code on a Scion?
Use an OBDII scanner with ABS functionality to confirm the code, inspect the steering angle sensor and its wiring for damage, and perform a calibration check on the sensor.
6. How can I fix the C1231 code on my Scion?
Repairs may include replacing the faulty steering angle sensor, repairing or replacing damaged wiring or connectors, and recalibrating the sensor using a scan tool.
7. Does the steering angle sensor need to be recalibrated after replacement?
Yes, after replacing the steering angle sensor, it must be recalibrated using a compatible scan tool to ensure proper functionality.
8. Can a wheel alignment issue cause a C1231 code?
Yes, improper wheel alignment or a misaligned steering wheel can affect the steering angle sensor readings and trigger the code.
9. How much does it cost to fix a C1231 code on a Scion?
Repair costs can vary but typically range from $150 to $500, depending on whether the steering angle sensor or wiring needs to be repaired or replaced.
10. Can a dead battery cause the C1231 code to appear?
A dead or weak battery can sometimes cause communication errors in the vehicle's systems, potentially triggering the C1231 code, but this is less common.
Discuss the causes and fixes for C1231 Scion OBDII Code
Code C1231 Scion 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.
