Easy one-page printout for the garage or repair shop
This summary uses the existing diagnostic information shown in full below.
The part of the car that helps the brakes work is stuck and can't move like it should.
This code indicates that the vacuum pump, which helps provide power to the brake system, is not functioning properly due to being stuck.
The vacuum pump is responsible for creating vacuum pressure that assists the power brake system. If the pump is stuck, it can lead to a loss of braking power, making it harder to stop the vehicle. This could be due to mechanical failure or obstruction.
• Increased effort required to press the brake pedal
• Brake warning light on the dashboard
• Reduced braking performance
• Mechanical failure of the vacuum pump
• Obstruction in the vacuum pump
• Electrical issues affecting pump operation
Vacuum Pump: A device that removes gas molecules from a sealed volume to create a partial vacuum.
Brake System: A system in a vehicle that uses friction to slow down or stop the vehicle.
• Check for any vacuum leaks in the brake system.
• Inspect the vacuum pump for physical damage or obstruction.
• Test the electrical connections to the vacuum pump.
• Replace the vacuum pump if it's faulty.
• Clear any obstructions in the pump.
• Repair or replace any damaged electrical connections.
• Multimeter
• Vacuum gauge
• Wrench set
$200 - $500
Moderate
• Ford F-150
• Chevrolet Silverado
• Toyota Camry
• Regular maintenance checks of the brake system
• Ensure vacuum lines are free of debris
• Inspect electrical connections periodically
Brake System Issue
• Do not drive the vehicle until the issue is fixed to avoid safety risks.
• Consult a professional mechanic for accurate diagnosis and repair.
Check with your vehicle manufacturer for specific warranty coverage on brake system components.
This code has been reported in vehicles with high mileage or those with poor maintenance records.
High – This issue can significantly impact braking performance and vehicle safety.
Driving with impaired brakes can be dangerous and may lead to accidents. Address this issue promptly.
• Vehicle engine running
• Brake system engaged
The vacuum pump is typically located in the engine bay, near the brake master cylinder.
Q: Can I drive with a C1044 code?
A: It's not recommended to drive with this code as it affects braking performance, which is crucial for safety.
Q: How do I know if my vacuum pump is stuck?
A: You may notice increased effort needed to brake, or a brake warning light may appear on your dashboard.
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.
Useful when wheel, hub, or suspension hardware needs correct reassembly torque.
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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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