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 electrical part of the brake system's simulator valve, which helps control the brakes.
The C1051 code indicates an electrical issue in the brake system simulator valve, which is part of the vehicle's braking system.
The brake system simulator valve is an electronic component that helps manage the hydraulic pressure in the braking system. An electrical fault in this valve can disrupt the proper functioning of the brakes.
• ABS warning light on
• Reduced braking performance
• Unusual brake pedal feel
• Faulty brake system simulator valve
• Damaged wiring or connectors
• Failed control module
OBD-II: On-Board Diagnostics, Second Generation
ABS: Anti-lock Braking System
• Scan the vehicle for codes using an OBD-II scanner.
• Inspect the wiring and connectors for damage.
• Test the brake system simulator valve for electrical faults.
• Replace the faulty brake system simulator valve.
• Repair or replace damaged wiring or connectors.
• Replace the control module if necessary.
• OBD-II scanner
• Multimeter
• Wrench set
$200 - $600
Moderate
• Nissan Altima
• Toyota Camry
• Ford Fusion
• Regularly inspect brake system components.
• Ensure electrical connections are secure.
• Perform routine maintenance checks.
Sensor Issue
• Do not ignore the ABS warning light.
• Have the brake system inspected by a professional.
• Avoid driving aggressively until the issue is resolved.
Check with the vehicle manufacturer for warranty coverage on brake system components.
The C1051 code has been associated with electrical faults in brake systems, particularly in vehicles with advanced braking technology.
High – Brake system issues can affect vehicle safety and should be addressed promptly.
Driving with a malfunctioning brake system can be hazardous and may violate safety regulations.
• Vehicle stationary
• Engine running
The brake system simulator valve is typically located near the brake master cylinder or within the ABS module.
Q: Can I drive with a C1051 code?
A: It's not recommended to drive with this code active, as it may affect your braking performance.
Q: How do I reset the C1051 code?
A: Fix the underlying issue first, then use an OBD-II scanner to clear the code.
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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Universal · Torque wrench
Useful when reassembly torque matters for wheel, suspension, and under-hood fasteners.
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Universal · Drive-on ramps
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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