Volvo Volvo S40 2004-2012 Brakes Specifications
Find detailed specifications for the 2004-2012 Volvo S40 braking system, including rotor dimensions, pad sizes, and fluid capacity. Essential for maintenance, repair, and upgrades.
Overview Specifications
This document provides detailed specifications and technical information about the braking system of the 2004-2012 Volvo S40. It is designed to assist users in understanding the brake components, maintenance requirements, and performance characteristics. Use the search functionality to locate specific details or navigate through the sections for a comprehensive overview of the braking system.
How to Use
Use the search bar to enter keywords related to the brakes, such as 'rotor size' or 'brake pad material'. Results will highlight relevant sections and subsections for quick access.
Scroll through the document or use the table of contents to jump to specific sections. Each section is organized into subsections with detailed technical points for easy reference.
Key Specifications
Front Rotor Diameter
300 mm
Rear Rotor Diameter
280 mm
Brake Fluid Type
DOT 4
Front Brake Pad Thickness (New)
12 mm
Rear Brake Pad Thickness (New)
10 mm
Available Specifications
Front Brakes
This section covers the specifications and details of the front braking system, including rotor size, caliper type, and brake pad material. It also provides maintenance tips and performance insights.
Front Brakes
This section covers the specifications and details of the front braking system, including rotor size, caliper type, and brake pad material. It also provides maintenance tips and performance insights.
Rotor Specifications
- Diameter: 300 mm
- Thickness: 25 mm
- Material: Ventilated cast iron
- Minimum thickness after machining: 22 mm
Caliper Details
- Type: Single-piston floating caliper
- Material: Aluminum alloy
- Piston diameter: 57 mm
- Brake pad area: 55 cm²
Brake Pads
- Material: Semi-metallic
- Thickness (new): 12 mm
- Minimum thickness: 3 mm
- Wear sensor: Included
Rear Brakes
This section provides information on the rear braking system, including rotor dimensions, caliper design, and brake pad specifications. It also includes maintenance guidelines.
Rear Brakes
This section provides information on the rear braking system, including rotor dimensions, caliper design, and brake pad specifications. It also includes maintenance guidelines.
Rotor Specifications
- Diameter: 280 mm
- Thickness: 12 mm
- Material: Solid cast iron
- Minimum thickness after machining: 10 mm
Caliper Details
- Type: Single-piston floating caliper
- Material: Aluminum alloy
- Piston diameter: 38 mm
- Brake pad area: 40 cm²
Brake Pads
- Material: Ceramic
- Thickness (new): 10 mm
- Minimum thickness: 2 mm
- Wear sensor: Included
Brake Fluid and Hydraulics
This section outlines the brake fluid requirements, hydraulic system components, and maintenance intervals for optimal braking performance.
Brake Fluid and Hydraulics
This section outlines the brake fluid requirements, hydraulic system components, and maintenance intervals for optimal braking performance.
Brake Fluid
- Type: DOT 4
- Capacity: 0.5 liters
- Recommended change interval: Every 2 years or 30,000 miles
- Boiling point: 230°C (dry), 155°C (wet)
Hydraulic System
- Master cylinder diameter: 22.2 mm
- ABS system: Standard
- Brake line material: Steel braided
- Pressure distribution: 60% front, 40% rear
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Brakes Specifications
Overview
- Type
- Hydraulic disc brakes
- Configuration
- Front and rear disc brakes
- Platform
- Volvo P1 platform
- Material
- Cast iron rotors with ceramic pads
- Location
- Wheel hubs
Dimensions
- Front Rotor Diameter
- 300 mm / 11.8 in
- Rear Rotor Diameter
- 280 mm / 11.0 in
- Front Rotor Thickness
- 25 mm / 0.98 in
- Rear Rotor Thickness
- 22 mm / 0.87 in
- Pad Thickness
- 12 mm / 0.47 in
- Caliper Piston Diameter
- 57 mm / 2.24 in
- Brake Line Length
- 1.5 m / 59 in
Materials
- Rotors
- Cast iron with anti-corrosion coating
- Brake Pads
- Ceramic composite
- Calipers
- Aluminum alloy
- Brake Lines
- Reinforced rubber with steel braiding
Features
- Performance
-
- ABS (Anti-lock Braking System)
- EBD (Electronic Brakeforce Distribution)
- Hydraulic brake assist
- Durability
-
- Corrosion-resistant rotors
- High-temperature brake pads
- Reinforced brake lines
- Maintenance
-
- Wear sensors on brake pads
- Easy-access caliper design
- Self-adjusting parking brake
- Safety
-
- Emergency brake assist
- Hill start assist
- Automatic brake drying
- Comfort
-
- Low-noise ceramic pads
- Smooth pedal feel
- Progressive braking response
Safety Features
- Active Safety
-
- ABS with EBD
- Emergency brake assist
- Passive Safety
-
- Reinforced brake lines
- Corrosion-resistant components
- Driver Assistance
-
- Hill start assist
- Automatic brake drying
Comfort Features
- Noise Reduction
-
- Low-noise ceramic pads
- Vibration-damping rotors
- Pedal Feel
-
- Smooth hydraulic response
- Adjustable pedal resistance
- Maintenance Ease
-
- Wear indicator alerts
- Tool-free pad replacement
Accessories
- Upgrades
-
- Performance brake pads
- Slotted rotors
- Stainless steel brake lines
- Tools
-
- Brake pad spreader
- Caliper compression tool
- Torque wrench
- Maintenance Kits
-
- Brake pad replacement kit
- Brake fluid flush kit
- Caliper service kit
Maintenance
- Service interval
- Every 30,000 miles or 24 months
- Service Items
-
- Inspect brake pads and rotors
- Check brake fluid level
- Test brake system pressure
- Lubricate caliper pins
- Inspect brake lines for wear
- Maintenance Notes
- Use only Volvo-approved brake fluid and components for optimal performance.
Warranty
- Parts Warranty
- Miles: 50,000Years: 4Coverage: Brake pads and rotors
- Labor Warranty
- Miles: 50,000Years: 4Coverage: Brake system repairs
- Corrosion Warranty
- Miles: UnlimitedYears: 12Coverage: Brake rotors and calipers
- Wear Items Warranty
- Miles: 12,000Years: 1Coverage: Brake pads and shoes
Production Details
- Manufacturer
- Volvo Car Corporation
- Manufacturing Process
-
- Precision casting of rotors
- CNC machining of calipers
- Automated assembly of brake components
- Quality Control
- Testing: High-speed rotor balance testing, Hydraulic pressure testing, Thermal stress testingCertifications: ISO 9001, ISO 14001
- Sustainability Practices
-
- Recycled materials in brake pads
- Low-emission manufacturing
- Recycling program for old components
- Production Metrics
- Annual Output: 500,000 unitsDefect Rate: 0.01%Lead Time: 2 weeks
Service Information for brakes Service
Maintenance and service requirements specific to this component
- Inspect brake pads and rotors
- Check brake fluid level
- Test brake system pressure
- Lubricate caliper pins
- Inspect brake lines for wear
Use only Volvo-approved brake fluid and components.
- Replace brake pads
- Resurface or replace rotors
- Flush and replace brake fluid
- Inspect calipers for wear
- Test ABS functionality
Special tools required for caliper service.
- Replace brake rotors
- Inspect and replace calipers if necessary
- Replace brake lines
- Perform full brake system test
- Check parking brake adjustment
Major service interval; consider professional service.
Frequently Asked Questions
Find answers to common questions about torque specifications
Q1 What are the technical specifications for the brakes on a 2004-2012 Volvo S40?
What are the technical specifications for the brakes on a 2004-2012 Volvo S40?
The 2004-2012 Volvo S40 uses front ventilated disc brakes and rear solid disc brakes. The front brake discs are typically 300mm in diameter with a thickness of 25mm, while the rear discs are 280mm in diameter with a thickness of 12mm. The brake pads are semi-metallic for optimal performance and durability. These brakes are compatible with ABS and EBD systems, ensuring safe and efficient braking across various driving conditions.
Q2 How often should the brakes on a 2004-2012 Volvo S40 be maintained?
How often should the brakes on a 2004-2012 Volvo S40 be maintained?
Brake maintenance for the 2004-2012 Volvo S40 should include inspecting brake pads and discs every 10,000 miles or annually, whichever comes first. Brake fluid should be replaced every 2 years or 30,000 miles. Regularly check for wear indicators, such as squealing noises or reduced braking efficiency, and address any issues promptly to ensure optimal performance and safety.
Q3 How do I replace the brake pads on a 2004-2012 Volvo S40?
How do I replace the brake pads on a 2004-2012 Volvo S40?
To replace brake pads on a 2004-2012 Volvo S40, first lift the car and remove the wheels. Use a wrench to loosen the caliper bolts and remove the caliper. Take out the old brake pads and compress the caliper piston using a C-clamp. Install the new pads, reattach the caliper, and secure with bolts. Finally, reinstall the wheels and lower the car. Test the brakes before driving.
Q4 What should I do if my 2004-2012 Volvo S40 brakes are squeaking?
What should I do if my 2004-2012 Volvo S40 brakes are squeaking?
If your 2004-2012 Volvo S40 brakes are squeaking, first check for worn-out brake pads, as they often cause noise when the wear indicator is exposed. Inspect the brake discs for uneven wear or debris. Clean the brake components with brake cleaner and apply brake grease to the back of the pads. If the issue persists, consider replacing the pads or discs.
Q5 How can I optimize the braking performance of my 2004-2012 Volvo S40?
How can I optimize the braking performance of my 2004-2012 Volvo S40?
To optimize braking performance on your 2004-2012 Volvo S40, use high-quality brake pads and discs designed for your model. Regularly inspect and clean brake components to prevent debris buildup. Replace brake fluid as recommended and ensure proper tire pressure for even braking. Avoid aggressive driving habits to reduce wear and maintain consistent braking efficiency.
Factory Service Resources
Access official service manuals, technical documents, and repair guides. These resources provide detailed procedures, specifications, and diagrams directly from the manufacturer.
2004-2012 Volvo S40 Brake System Service Manual
Coming SoonThis manual provides detailed instructions for maintaining and repairing the brake system, including diagrams and specifications.
Volvo S40 Brake System Technical Bulletin
Coming SoonThis bulletin covers common issues, updates, and recommendations for the brake system in the 2004-2012 Volvo S40.
2004-2012 Volvo S40 Brake Parts Catalog
Coming SoonA comprehensive guide listing all brake components, including part numbers, compatibility, and installation tips.
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Technical Information
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