Hydraulic Brake Booster Repair Cost Guide
Below are the estimated repair costs for common hydraulic brake booster services. Labor rate is calculated at $125/hour. Please note that prices may vary based on vehicle make/model and additional parts required.
Basic Hydraulic Brake Booster InspectionLabor Time: 0.5-1 hour
Estimated Cost: $62.50-$125
Includes: System pressure testing, visual inspection, and diagnostic assessment
Labor Time: 1-1.5 hours
Estimated Cost: $125-$187.50 + fluid costs ($30-50)
Includes: System flush, new fluid, bleeding, and testing
Labor Time: 2-3 hours
Estimated Cost: $250-$375 + parts ($40-100)
Includes: Removal of booster, seal replacement, reinstallation, and testing
Labor Time: 3-4 hours
Estimated Cost: $375-$500 + booster unit ($300-800)
Includes: Removal of old unit, installation of new booster, system bleeding, and testing
Labor Time: 1.5-2.5 hours
Estimated Cost: $187.50-$312.50 + accumulator ($150-300)
Includes: Removal of old accumulator, installation of new unit, system bleeding, and testing
Note: These are estimated costs and may vary depending on vehicle specifics and unforeseen complications. Additional parts or repairs may be necessary based on inspection findings.
Warning Signs You Need Brake Booster Service:
- Hard brake pedal
- Increased stopping distance
- Brake warning light illuminated
- Unusual noises when braking
- Fluid leaks under the vehicle
Hydraulic Brake Booster Repair Procedures
Toyota/Lexus Hydraulic Brake Booster
Common Issues:Accumulator failure, internal seal failure, pump failure
Repair Steps:
- Diagnostic testing to confirm brake booster failure
- Remove brake master cylinder
- Disconnect hydraulic lines and electrical connections
- Remove brake booster assembly from vehicle
- Disassemble unit and inspect internal components
- Replace failed components (typically accumulator and seals)
- Rebuild unit with new components
- Test unit on specialized test bench
- Reinstall and bleed brake system
- Road test to ensure proper operation
Mercedes-Benz SBC Brake Booster
Common Issues:Pump motor failure, hydraulic block issues, electronic control unit failure
Repair Steps:
- Perform diagnostic scan to retrieve fault codes
- Remove brake fluid reservoir
- Disconnect electrical connectors and hydraulic lines
- Remove SBC unit from vehicle
- Clean and inspect hydraulic block
- Replace pump motor assembly if failed
- Install new seals and O-rings
- Program/calibrate new components if replaced
- Bench test unit before installation
- Reinstall unit and perform complete system bleed
- Perform activation test using diagnostic tool
Land Rover/Range Rover Hydraulic Brake Booster
Common Issues:Accumulator failure, internal leaks, electrical problems
Repair Steps:
- Initial diagnostic testing
- Depressurize brake system
- Remove master cylinder and reservoir
- Disconnect hydraulic and electrical connections
- Remove booster assembly
- Disassemble and inspect components
- Replace accumulator and damaged seals
- Rebuild unit with new components
- Perform bench testing
- Reinstall unit in vehicle
- Bleed brake system
- Perform system pressure test
Important Notes:
- All repairs should be performed by certified technicians
- Only OEM or high-quality replacement parts should be used
- Proper bleeding procedures must be followed to ensure system safety
- Post-repair testing is crucial for safety verification
Repair times typically range from 4-8 hours depending on vehicle model and extent of repairs needed.
Understanding Hydraulic Brake Boosters
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Common Failure Symptoms of Hydraulic Brake Booster Systems
Signs of Hydraulic Brake Booster Failure & Maintenance Guide
Hydroboost (Hydraulic Power Brake Booster)
Signs of Failure:
- Hard brake pedal, especially at low engine speeds
- Unusual noises (whining or groaning) when applying brakes
- Brake pedal slow to return after release
- Steering becomes harder when brakes are applied
- Fluid leaks around the booster unit
Service Schedule:
- Inspect every 50,000 miles
- Check power steering fluid level monthly
- Replace power steering fluid every 30,000-60,000 miles
- System flush recommended every 3-5 years
Hydro-Max Brake Booster
Signs of Failure:
- Increased pedal effort required
- Warning light illumination
- Inconsistent brake pedal feel
- Fluid contamination
- External leakage at seals
Service Schedule:
- Inspect hydraulic lines and connections annually
- Test backup system every 30,000 miles
- Replace hydraulic fluid every 3 years
- Full system inspection every 50,000 miles
Hydraulic Brake Assist (HBA)
Signs of Failure:
- ABS warning light activation
- Reduced brake assistance during emergency braking
- Inconsistent brake pedal pressure
- System warning messages on dashboard
- Longer stopping distances
Service Schedule:
- Electronic system diagnostic check every 30,000 miles
- Brake fluid replacement every 2 years
- Sensor cleaning and inspection annually
- System calibration check every 60,000 miles
Note: These are general guidelines. Always consult your vehicle's owner's manual for specific maintenance schedules and recommendations.
How It Works
- Get a quote online or set-up a time to have your vehicle looked at.
- Pick time slots that work for you, easily, online.
- We will confirm appointments and send reminders.
- Our mechanics bring everything that is needed to you.
- All you have to do is provided a safe area for the work to be performed.
What we need from you
- A safe place to work on your vehicle
- No working on the side of busy roads
- No working on unstable or steep surfaces.
- We do not perform repairs during severe weather.
- Authorization from a property owner or management.
- Repair work done in a parking lot or at your requires permission.
- We do not do repairs in areas restricted by law.
Common Questions
Service Area
Our primary service area is greater Grand Rapids and includes Comstock Park, East Grand Rapids, Grandville, Kentwood, Walker, and Wyoming
Our secondary service area is provided by our Belding location and includes: Belding, Greenville, Ionia and the sorrounding areas.
Contact us if you have any questions about where we provide services.
