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Code C0083

Symptoms

• ABS warning light on

• Traction control system warning light on

• Loss of ABS or traction control functionality

Common Causes

• Faulty wheel speed sensor

• Damaged wiring or connectors

• Malfunctioning ABS control module

Glossary

OBD-II: On-Board Diagnostics, a standardized system for self-diagnostics in vehicles.

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

Related Codes

• C0035

• C0040

Laymans terms

This code means there's a problem with the car's sensor that helps the wheels not to slip when you drive. It's like when your shoes don't have enough grip and you slip on the floor.

Explanation

C0083 is a diagnostic trouble code related to the wheel speed sensor circuit, often indicating an issue with the sensor or its wiring.

Technical description

The C0083 code is triggered when the vehicle's onboard computer detects a malfunction in the wheel speed sensor circuit. This sensor is crucial for the anti-lock braking system (ABS) and traction control systems, as it monitors the speed of each wheel to prevent skidding and maintain control.

Diagnosis steps

• Use an OBD-II scanner to confirm the code.

• Inspect the wheel speed sensor and its wiring for damage.

• Test the sensor's electrical connections and resistance.

Repair procedures

• Replace the faulty wheel speed sensor.

• Repair or replace damaged wiring or connectors.

• Reprogram or replace the ABS control module if necessary.

Tools required

• OBD-II scanner

• Multimeter

• Basic hand tools

Estimated repair cost

$100 - $300

Difficulty level

Moderate

Commonly affected vehicles

• Chevrolet Silverado

• Ford F-150

• Toyota Camry

Preventive measures

• Regularly inspect wheel speed sensors and wiring.

• Keep the ABS system clean and free of debris.

• Perform routine maintenance checks on the braking system.

Error code type

Sensor Issue

User experience recommendations

• Do not ignore the ABS warning light.

• Drive cautiously if the ABS or traction control is not functioning.

• Consult a professional mechanic for accurate diagnosis and repair.

Warranty information

Wheel speed sensors may be covered under the vehicle's powertrain or emissions warranty. Check with the manufacturer for specific details.

Historical data

The C0083 code has been associated with issues in vehicles equipped with advanced braking and traction systems, particularly in models from the early 2000s onwards.

Urgency level

Moderate – This code affects vehicle safety systems, so it should be addressed promptly.

Legal and safety notice

Driving with a malfunctioning ABS or traction control system can increase the risk of accidents. Ensure repairs are done by a qualified technician.

Testing conditions

• Vehicle stationary with ignition on

• Vehicle in motion to monitor wheel speed sensor output

Component location

The wheel speed sensor is typically located near each wheel, mounted on the wheel hub or axle.

FAQs

Q: Can I drive with a C0083 code?
A: While you can drive, it's not recommended as the ABS and traction control systems may not function properly, increasing the risk of skidding.

Q: How do I reset the ABS light?
A: After repairs, use an OBD-II scanner to clear the code. If the issue is resolved, the ABS light should turn off.

Last updated: Feb 1, 2026 • Source: internal database
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