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Code C0507

Symptoms

• ABS warning light on

• Traction control light on

• Inconsistent braking performance

Common Causes

• Faulty wheel position sensor

• Damaged wiring or connectors

• Faulty control module

Glossary

OBD-II: On-Board Diagnostics, a system that monitors vehicle performance.

ABS: Anti-lock Braking System, a safety system that prevents wheels from locking up during braking.

Related Codes

• C0506

• C0508

Laymans terms

This code means there's a problem with one of the car's wheels telling the car's computer where it is. It's like when your toy car's wheel isn't turning right, and it can't drive straight.

Explanation

C0507 is a code indicating an issue with the wheel position sensor, specifically a fault in the rear left wheel position sensor circuit.

Technical description

The C0507 code is triggered when the vehicle's control module detects a malfunction in the rear left wheel position sensor circuit. This sensor is responsible for providing data about the wheel's position and speed, which is crucial for systems like ABS and traction control.

Diagnosis steps

• Inspect the rear left wheel position sensor for damage.

• Check the wiring and connectors for any signs of wear or corrosion.

• Test the sensor using a multimeter to ensure it is functioning correctly.

Repair procedures

• Replace the faulty wheel position sensor.

• Repair or replace damaged wiring or connectors.

• Reprogram or replace the control module if necessary.

Tools required

• OBD-II scanner

• Multimeter

• Wrench set

Estimated repair cost

$150 - $400

Difficulty level

Moderate

Commonly affected vehicles

• Chevrolet Silverado

• GMC Sierra

• Cadillac Escalade

Preventive measures

• Regularly inspect wheel sensors and wiring.

• Avoid driving through deep water to prevent sensor damage.

• Maintain proper tire pressure and alignment.

Error code type

Sensor Issue

User experience recommendations

• Drive cautiously until the issue is resolved.

• Avoid harsh braking as ABS might not function properly.

• Consult a professional mechanic for accurate diagnosis.

Warranty information

Check with your vehicle's manufacturer for warranty coverage on wheel sensors.

Historical data

C0507 is a relatively common code for vehicles with electronic stability control systems, often appearing in models with high mileage.

Urgency level

Moderate – It is recommended to address this issue soon to ensure proper vehicle handling and safety.

Legal and safety notice

Ignoring this code may lead to compromised braking performance, which can be a safety hazard.

Testing conditions

• Vehicle parked on a level surface.

• Ignition in the 'On' position without starting the engine.

Component location

The wheel position sensor is located near the wheel hub of the rear left wheel.

FAQs

Q: What happens if I ignore the C0507 code?
A: Ignoring this code can lead to reduced braking performance and affect the vehicle's stability control systems.

Q: Can I drive my car with a C0507 code?
A: While the car may still be drivable, it's recommended to have the issue fixed to ensure safety and proper vehicle handling.

Last updated: Feb 7, 2026 • Source: internal database
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