- Home
- BMW 3 Series
- E46
- Chassis
- Brake system
Brake system of the car BMW 3 Series E46
Technical data
Front brakes Disc diameter: Models 328 and 330 - 300 mm All other models - 286 mm Disc thickness: New disc - 22 mm Minimum thickness (stamped on the disk) —...
Front brakes Disc diameter: Models 328 and 330 - 300 mm All other models - 286 mm Disc thickness: New disc - 22 mm Minimum thickness (stamped on the disk) —...
Tightening torques for connections, Nm
Mounting ABS pressure sensors to the master cylinder - 19 ABS Wheel Sensor Mounting Bolts - 8 Brake Disc Mounting Screws - 16 Brake hose fittings: Thread M10 -...
Mounting ABS pressure sensors to the master cylinder - 19 ABS Wheel Sensor Mounting Bolts - 8 Brake Disc Mounting Screws - 16 Brake hose fittings: Thread M10 -...
Basic information
All vehicles are equipped with a dual-circuit hydraulic brake system with a vacuum booster. Under normal conditions, both circuits operate simultaneously. If a...
All vehicles are equipped with a dual-circuit hydraulic brake system with a vacuum booster. Under normal conditions, both circuits operate simultaneously. If a...
Hydraulic system — air removal
Warning! Brake fluid is poisonous. If it gets on your skin, wash it off immediately and thoroughly. If it gets into your eyes, seek medical attention. Certain...
Warning! Brake fluid is poisonous. If it gets on your skin, wash it off immediately and thoroughly. If it gets into your eyes, seek medical attention. Certain...
Hydraulic lines and hoses — replacement
Attention! In models with ABS system (with or without ASC+T system) there is no need to disconnect the lines connecting the hydraulic unit with the master...
Attention! In models with ABS system (with or without ASC+T system) there is no need to disconnect the lines connecting the hydraulic unit with the master...
Front Brake Pads — Replacement
Warning! Always replace the brake pads on both front brakes at the same time. Replacing the pads on only one wheel may result in uneven braking. Dust from worn...
Warning! Always replace the brake pads on both front brakes at the same time. Replacing the pads on only one wheel may result in uneven braking. Dust from worn...
Rear brake pads — replacement
Checking and replacing the rear brake pads is completely identical to replacing the front brake pads (see paragraph 4).
Checking and replacing the rear brake pads is completely identical to replacing the front brake pads (see paragraph 4).
Front Brake Disc — Checking, Removing and Installing
Note 1: Please read the note at the beginning before you begin paragraph 4 about the dangers of asbestos dust. Note 2: If one of the discs needs to be...
Note 1: Please read the note at the beginning before you begin paragraph 4 about the dangers of asbestos dust. Note 2: If one of the discs needs to be...
Rear brake disc — inspection, removal and installation
Note 1: Before starting work, read the note at the beginning of paragraph 4 about the dangers of asbestos dust. Note 2: If one of the discs needs to be...
Note 1: Before starting work, read the note at the beginning of paragraph 4 about the dangers of asbestos dust. Note 2: If one of the discs needs to be...
Front Brake Caliper — Removal, Repair and Installation
Note: Before starting work, read the note at the beginning of paragraph 2 about the dangers of brake fluid, and the warning at the beginning of paragraph 4...
Note: Before starting work, read the note at the beginning of paragraph 2 about the dangers of brake fluid, and the warning at the beginning of paragraph 4...
Rear Brake Caliper — Removal, Repair and Installation
Note: Before starting work, read the note at the beginning of paragraph 3 about the dangers of brake fluid, and the warning at the beginning of paragraph 4...
Note: Before starting work, read the note at the beginning of paragraph 3 about the dangers of brake fluid, and the warning at the beginning of paragraph 4...
Master Cylinder — Removal, Repair and Installation
Models with ABS 1. In models with ABS, removing the master cylinder in a garage is impossible, since this disconnects the high-pressure lines leading to the...
Models with ABS 1. In models with ABS, removing the master cylinder in a garage is impossible, since this disconnects the high-pressure lines leading to the...
Brake pedal — removal and installation
Removal 1. Disconnect the cable from the negative battery terminal. 2. Remove the brake light switch (see paragraph 18). 3. Using pliers, detach the return...
Removal 1. Disconnect the cable from the negative battery terminal. 2. Remove the brake light switch (see paragraph 18). 3. Using pliers, detach the return...
Vacuum booster — checking, removal and installation
Note: On models with ABS and Traction Control (ASC+T) or Dynamic Stability Control (DSC), removing the booster requires removing the ABS/ASC+T and/or DSC...
Note: On models with ABS and Traction Control (ASC+T) or Dynamic Stability Control (DSC), removing the booster requires removing the ABS/ASC+T and/or DSC...
Vacuum Booster Valve — Removal, Checking and Installation
Removal 1. Disconnect the hose from the valve (the valve is installed on the amplifier). 2. Carefully remove the valve from the booster. Do not displace the...
Removal 1. Disconnect the hose from the valve (the valve is installed on the amplifier). 2. Carefully remove the valve from the booster. Do not displace the...
Parking brake — adjustment
1. Applying normal, medium force to the parking brake lever, slowly lift it to the stop, counting the number of clicks of the ratchet mechanism by ear. When...
1. Applying normal, medium force to the parking brake lever, slowly lift it to the stop, counting the number of clicks of the ratchet mechanism by ear. When...
Parking brake lever — removal and installation
Removal 1. To access the lever, remove the rear section of the center console and the armrest (if it exists) ( see chapter 11 ). 2. Loosen and remove the...
Removal 1. To access the lever, remove the rear section of the center console and the armrest (if it exists) ( see chapter 11 ). 2. Loosen and remove the...
Parking brake cables — removal and installation
Removal 1. To access the parking brake lever, remove the rear section of the center console (see chapter 11). The parking brake cable consists of two sections...
Removal 1. To access the parking brake lever, remove the rear section of the center console (see chapter 11). The parking brake cable consists of two sections...
Parking brake shoes — removal and installation
Removal 1. Remove the rear brake disc (see paragraph 7). Remember the location of all parking brake components. 2. Using pliers, carefully remove the brake...
Removal 1. Remove the rear brake disc (see paragraph 7). Remember the location of all parking brake components. 2. Using pliers, carefully remove the brake...
Brake light switch — removal and installation
Removal 1. The brake light switch is located on the brake pedal bracket, behind the dashboard. 2. Remove the screws securing the lower trim panel on the...
Removal 1. The brake light switch is located on the brake pedal bracket, behind the dashboard. 2. Remove the screws securing the lower trim panel on the...
Anti-lock Braking System (ABS) — Basic Information
Note: On models equipped with Traction Control (Traction Control), ABS performs two functions: anti-lock braking system, as well as the functions of the...
Note: On models equipped with Traction Control (Traction Control), ABS performs two functions: anti-lock braking system, as well as the functions of the...
Anti-lock Brake System (ABS) Components — Removal and Installation
Hydraulic block 1. Removal and installation of the hydraulic unit in a garage is impossible, since this requires special diagnostic equipment, and BMW...
Hydraulic block 1. Removal and installation of the hydraulic unit in a garage is impossible, since this requires special diagnostic equipment, and BMW...
Vacuum Pump (N42 Engine Models) — Removal and Installation
Removal 1. On models with this engine, the Valvetronic system creates too little vacuum in the intake manifold than is required for the brake booster to...
Removal 1. On models with this engine, the Valvetronic system creates too little vacuum in the intake manifold than is required for the brake booster to...
This section is available on russian, bulgarian, belarusian, ukrainian, serbian, croatian, romanian, polish, slovak, hungarian
Similar sections for other types of BMW cars:
Chassis: Brake system BMW 5 Series E28 (1981-1988)
Chassis: Brake system BMW 7 Series E32 (1986-1994)
Chassis: Brake system BMW X3 E83 (2003-2010)
Chassis: Brake system BMW X5 E53 (1999-2006)
Chassis: Brake system BMW 5 Series E28 (1981-1988)
Chassis: Brake system BMW 7 Series E32 (1986-1994)
Chassis: Brake system BMW X3 E83 (2003-2010)
Chassis: Brake system BMW X5 E53 (1999-2006)
Share information:
- General information
- Manual
- Maintenance
- Power unit
- Engine repair
- Cooling system
- Power system (gasoline)
- Injection system (gasoline)
- Fuel system (diesel)
- Exhaust system
- Ignition system
- Charge and launch systems
- Transmission
- Car gearbox
- Clutch and drive shafts
- Chassis
- Brake system
- Suspension front and rear
- Steering
- Body
- Body care and repair
- Exterior
- Interior
- Electrical equipment
- Troubleshooting
- Lighting and signaling
- Equipment and devices
- Heater and air conditioner
- Electrical circuits
- General information
- Manual
- Repair on the road
- Weekly checks
- Maintenance
- Troubleshooting
- Power unit
- 4 cylinder engines
- 6 cylinder engines
- Engine overhaul
- Cooling and heating
- Fuel and exhaust system
- Starting and charging system
- Ignition system
- Transmission
- Clutch
- Mechanical gearbox
- Automatic gearbox
- Cardan and drive shafts
- Chassis
- Brake system
- Wheel suspension
- Steering
- Body
- Exterior
- Interior
- Electrical equipment
- Equipment and devices
- Electrical circuits
- General information
- Maintenance
- Power unit
- Engine repair
- Cooling system
- Ignition system
- Supply system
- Fuel injection system
- Exhaust system
- Transmission
- Clutch
- Car gearbox
- Front and rear axle
- Chassis
- Steering
- Brake system
- Body
- Exterior
- Interior
- Electrical equipment
- Heating system
- Equipment and devices
- Power devices
- Electrical circuits
- Power unit
- M10/M20 engine
- M40 engine
- Ignition system
- Lubrication system
- Cooling system
- Supply system
- Fuel injection
- Exhaust system
- Transmission
- Clutch
- Manual gearbox
- Front axle
- Rear axle
- Chassis
- Steering
- Brake system
- Body
- Exterior
- Interior
- Electrical equipment
- Heating system
- Equipment and devices
- Electrical circuits
- General information
- Specifications
- Operation and maintenance
- 4-cylinder engine
- Engine repair
- Cooling and lubrication system
- Supply system
- Ignition system
- 6-cylinder engine
- Engine repair
- Cooling and lubrication system
- Supply system
- Fuel injection system
- Ignition system
- Transmission
- Clutch
- 4-speed manual gearbox
- 5-speed manual gearbox
- Automatic gearbox
- Cardan and rear axle
- Chassis
- Steering
- Front suspension
- Rear suspension
- Brake system
- Electrical equipment
- Equipment and devices
- Electrical circuits