C0460 Buick Code - Steering Position Sensor Invalid Data
Quick Answer
The steering angle sensor receives a 12 V reference voltage from the Electronic Brake Control Module (EBCM). Common causes include Faulty Steering Wheel Angle Sensor, Steering Wheel Angle Sensor harness is open or shorted, Steering Wheel 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
- C0460 Buick indicates Steering Position Sensor Invalid Data.
- Common causes
- Common causes include Faulty Steering Wheel Angle Sensor, Steering Wheel Angle Sensor harness is open or shorted, Steering Wheel 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 C0460 Buick Description
What are the Possible Causes of the DTC C0460 Buick?
- Faulty Steering Wheel Angle Sensor
- Steering Wheel Angle Sensor harness is open or shorted
- Steering Wheel Angle Sensor circuit poor electrical connection
How to Fix the DTC C0460 Buick?
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.
Code Tech Notes
- C0460 39: Steering Position Sensor Circuit Internal Electronic Failure
- C0460 42: Steering Position Signal Initialisation Not Accomplished
- C0460 4B: Steering Position Signal Calibration Not Accomplished
- C0460 5A: Steering Position Sensor Not Plausible -- Steering Angle Sensor Offset Fault
- C0460 71: Steering Position Sensor Invalid Serial Data Received
- C0460 72: Steering Position Sensor Circuit Malfunction Rolling Count Invalid
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the C0460 Buick 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.
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Frequently Asked Questions about C0460 Buick Code
1. What does the OBDII code C0460 mean on a Buick?
C0460 indicates that the Steering Position Sensor is sending invalid or inconsistent data to the vehicle's control module.
2. What are the common symptoms of a C0460 code?
Symptoms may include an illuminated ABS or traction control light, reduced steering assist, or erratic steering behavior.
3. What causes the C0460 code on a Buick?
The most common causes are a faulty Steering Position Sensor, damaged wiring or connectors, or an issue with the Electronic Brake Control Module (EBCM).
4. Can I drive my Buick with a C0460 code?
While the car may still be drivable, compromised steering or stability control systems can make driving unsafe. It’s best to address the issue promptly.
5. How is the C0460 code diagnosed?
A technician will use a scan tool to confirm the code, inspect the Steering Position Sensor and its wiring, and test for proper voltage and continuity.
6. How do you fix a C0460 code on a Buick?
Repairs may involve replacing the Steering Position Sensor, repairing damaged wiring or connectors, or reprogramming or replacing the EBCM.
7. How much does it cost to repair a C0460 code?
Repair costs vary but typically range from $150 to $500, depending on whether the sensor, wiring, or control module needs replacement.
8. Can a software update fix the C0460 code?
In some cases, reprogramming the EBCM with updated software can resolve the issue, but it depends on the specific cause.
9. What tools are needed to diagnose the C0460 code?
A professional OBDII scan tool, multimeter, and sometimes a steering angle calibration tool are required for accurate diagnosis.
10. Is a C0460 code related to the power steering system?
Yes, it can be, as the Steering Position Sensor is integral to systems like power steering, stability control, and traction control.
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