Easy one-page printout for the garage or repair shop
This summary uses the existing diagnostic information shown in full below.
This code means there's a problem with the electric motor that helps your car's brakes work. It's like when a toy's battery motor isn't working right, so the toy doesn't move as it should.
The code indicates an issue with the electrical circuit that controls the brake booster motor, which helps apply the brakes more efficiently.
The C0582 code is triggered when the Brake Booster Motor A Phase U-V-W circuit is not operating within the expected range or performance parameters. This circuit is responsible for controlling the electric motor that assists the brake booster in providing additional force to the braking system. Anomalies in this circuit can lead to reduced braking efficiency.
• Reduced braking performance
• Brake warning light illuminated
• Unusual noises when braking
• Faulty brake booster motor
• Damaged wiring or connectors in the motor circuit
• Failed control module
Brake Booster: A device that increases the force applied to the brakes.
OBD-II: On-Board Diagnostics, a standardized system for self-diagnostics in vehicles.
• Use a scan tool to confirm the code.
• Inspect wiring and connectors for damage or corrosion.
• Test the brake booster motor for proper operation.
• Repair or replace damaged wiring or connectors.
• Replace the brake booster motor if faulty.
• Reprogram or replace the control module if necessary.
• OBD-II scan tool
• Multimeter
• Screwdriver set
$200 - $800
Moderate
• Chevrolet Malibu
• GMC Sierra
• Cadillac CTS
• Regularly inspect brake system components.
• Ensure proper maintenance of electrical systems.
• Avoid exposure of electrical components to moisture.
Brake System Issue
• Do not ignore the brake warning light.
• Have the braking system checked by a professional.
• Avoid driving in unsafe conditions until repaired.
Check with the vehicle manufacturer for specific warranty coverage on brake components.
This code has been associated with vehicles equipped with electric brake booster systems, particularly in models from the mid-2000s onward.
High – Brake system issues should be addressed immediately to ensure vehicle safety.
Driving with a malfunctioning brake system can be dangerous and may violate safety regulations.
• Vehicle in park with engine running
• Brake pedal depressed
The brake booster motor is typically located near the firewall in the engine compartment, connected to the brake master cylinder.
Q: Can I drive with a C0582 code?
A: It's not recommended to drive with this code active, as it can affect braking performance and safety.
Q: How do I reset the C0582 code?
A: After repairs, the code can be cleared using an OBD-II scan tool. However, ensure the issue is resolved first.
Pro · Four-system diagnostics
A handheld scanner aimed at engine, transmission, ABS, and airbag diagnostic work.
Chassis and ABS faults usually need a scanner that can read brake-system data directly.
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Useful when reassembly torque matters for wheel, suspension, and under-hood fasteners.
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Helpful for safer access underneath the vehicle during exhaust, EVAP, and underbody inspection work.
Helpful for safer access during underbody inspection work.
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