C1207 Buick Code - Left Rear Wheel Speed Sensor Circuit Range Performance
Quick Answer
The C1207 Buick code indicates a problem with the left rear wheel speed sensor circuit's range performance. Common causes include Faulty left rear wheel speed sensor, Damaged or corroded wiring in the sensor circuit, Loose or disconnected sensor connector. 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
- C1207 Buick indicates Left Rear Wheel Speed Sensor Circuit Range Performance.
- Common causes
- Common causes include Faulty left rear wheel speed sensor, Damaged or corroded wiring in the sensor circuit, Loose or disconnected sensor connector.
- 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 C1207 Buick Description
The C1207 Buick code indicates a problem with the left rear wheel speed sensor circuit's range performance. The wheel speed sensor is a crucial component of the vehicle's anti-lock braking system (ABS) and traction control system. It measures the rotational speed of the wheel and sends this information to the vehicle's electronic control unit (ECU) to help regulate the ABS and traction control systems. When the ECU detects that the left rear wheel speed sensor circuit is not performing within the expected range, it triggers the C1207 code.
Common Causes of C1207 Buick
- Faulty left rear wheel speed sensor
- Damaged or corroded wiring in the sensor circuit
- Loose or disconnected sensor connector
- Malfunctioning ECU or ABS control module
- Wheel speed sensor contaminated with debris or metal shavings
Symptoms of C1207 Buick
- Illuminated ABS or traction control warning light on the dashboard
- Erratic or inconsistent ABS activation during braking
- Traction control system engaging unexpectedly or not working properly
- Grinding or clicking noises coming from the wheels while driving
- Poor acceleration or decreased fuel efficiency
How to Fix C1207 Buick
- Begin by performing a visual inspection of the left rear wheel speed sensor and its wiring to check for any visible damage or corrosion.
- Use a multimeter to test the sensor's resistance and check for proper voltage output.
- Test the sensor's signal with a scan tool to ensure it is sending accurate data to the ECU.
- If the sensor is faulty, replace it with a new one, ensuring proper installation and connection.
- Clear the diagnostic trouble codes from the ECU and test drive the vehicle to confirm that the issue has been resolved.
Cost to Fix C1207 Buick
The cost of repairing a C1207 Buick code related to the left rear wheel speed sensor circuit range performance can vary depending on the specific cause of the issue and the labor rates at the auto repair shop. Typically, the cost of a new wheel speed sensor can range from $50 to $150, depending on the vehicle's make and model. Labor costs for this repair can range from $100 to $300, depending on the shop's hourly rates and the complexity of the repair. In total, the typical repair cost for this issue could range from $150 to $450. It is essential to consult with a qualified mechanic or auto repair shop to get an accurate estimate based on your vehicle's specific requirements.
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Frequently Asked Questions about C1207 Buick Code
1. What does the OBDII code C1207 mean on a Buick?
C1207 indicates a problem with the left rear wheel speed sensor circuit, specifically related to its range or performance.
2. What are common symptoms of code C1207 in a Buick?
Symptoms may include an ABS warning light, traction control issues, erratic speedometer readings, or difficulty maintaining stability during braking.
3. What causes the C1207 code to appear?
The most common causes include a faulty left rear wheel speed sensor, damaged wiring or connectors, debris on the sensor, or a malfunctioning ABS module.
4. How do I diagnose the C1207 code on my Buick?
Start by inspecting the left rear wheel speed sensor and its wiring for damage or corrosion. Use a multimeter to check the sensor's resistance and verify circuit continuity.
5. Can I drive my Buick with a C1207 code?
While the vehicle may still be drivable, ABS and traction control systems may not function properly, increasing the risk of unsafe driving conditions.
6. How do I fix the C1207 code on a Buick?
Repairs may involve cleaning or replacing the left rear wheel speed sensor, repairing damaged wiring, or replacing the ABS module if necessary.
7. How much does it cost to repair a C1207 code?
Replacing a wheel speed sensor typically costs $100–$300, while repairing wiring or replacing the ABS module could be more expensive depending on labor costs.
8. Can a dirty wheel hub cause the C1207 code?
Yes, debris or buildup around the wheel hub or sensor can interfere with the sensor's performance, leading to this code.
9. Will clearing the C1207 code fix the problem?
Simply clearing the code without addressing the underlying issue will not resolve the problem, and the code is likely to return.
10. How can I prevent the C1207 code from reoccurring?
Regularly inspect and clean wheel speed sensors, check for damaged wiring, and ensure proper maintenance of the ABS system.
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