Vehicle braking system Audi A4 B5
Brake system specifications
Front brakes System type - Disc brakes with single-piston floating caliper Front brakes Lucas — ATE/Teves Disc diameter - 280 mm / 288 mm Disc thickness:...
Front brakes System type - Disc brakes with single-piston floating caliper Front brakes Lucas — ATE/Teves Disc diameter - 280 mm / 288 mm Disc thickness:...
General information about the brake system
1. The brake system is hydraulic, dual-circuit, with a vacuum servo drive. Each circuit controls the brakes of one front and one rear wheel from a tandem-type...
1. The brake system is hydraulic, dual-circuit, with a vacuum servo drive. Each circuit controls the brakes of one front and one rear wheel from a tandem-type...
Hydraulic system — bleeding
Warning: Brake fluid is poisonous. If it gets on your skin, wash it off immediately with plenty of water. If it gets into your body or into your eyes, seek...
Warning: Brake fluid is poisonous. If it gets on your skin, wash it off immediately with plenty of water. If it gets into your body or into your eyes, seek...
Hydraulic tubes and hoses — replacement
Warning: On models equipped with ABS, before opening the hydraulic system, disconnect the battery and do not reconnect it until the bleeding work is completed...
Warning: On models equipped with ABS, before opening the hydraulic system, disconnect the battery and do not reconnect it until the bleeding work is completed...
Front brake pads — replacement
Warning! Replace the entire set of brake pads at once, not the axle - never replace the pads on just one wheel, as this may result in uneven braking of the...
Warning! Replace the entire set of brake pads at once, not the axle - never replace the pads on just one wheel, as this may result in uneven braking of the...
Rear brake pads — replacement
Attention! Brake pads are always replaced as a set - four pieces on both wheels of the same axle. Never change pads on one wheel, causing uneven braking. Never...
Attention! Brake pads are always replaced as a set - four pieces on both wheels of the same axle. Never change pads on one wheel, causing uneven braking. Never...
Front brake disc — inspection, removal and installation
Note: Before you begin, please read the warnings at the beginning paragraph 4 , about the harmfulness of asbestos dust. Examination Note: To maintain...
Note: Before you begin, please read the warnings at the beginning paragraph 4 , about the harmfulness of asbestos dust. Examination Note: To maintain...
Rear brake disc — inspection, removal and installation
Note: Before you begin, please read the warnings in paragraph 5 about the harmfulness of asbestos dust. Examination Note: If one disc requires replacement,...
Note: Before you begin, please read the warnings in paragraph 5 about the harmfulness of asbestos dust. Examination Note: If one disc requires replacement,...
Front Brake Caliper — Removal, Repair and Installation
Warning: On models equipped with ABS, disconnect the battery before opening the hydraulic system and do not reconnect it until the bleeding operation is...
Warning: On models equipped with ABS, disconnect the battery before opening the hydraulic system and do not reconnect it until the bleeding operation is...
Rear Brake Caliper — Removal, Repair and Installation
Warning: On models equipped with ABS, disconnect the battery before opening the hydraulic system and do not reconnect it until bleeding and filling the reserve...
Warning: On models equipped with ABS, disconnect the battery before opening the hydraulic system and do not reconnect it until bleeding and filling the reserve...
Master Brake Cylinder — Removal, Repair and Installation
Warning: On models equipped with ABS, before disconnecting the hydraulic connections (opening the system) disconnect the battery and do not connect it until...
Warning: On models equipped with ABS, before disconnecting the hydraulic connections (opening the system) disconnect the battery and do not connect it until...
Brake pedal — removal and installation
Removal 1. Disconnect the ground wire from the battery. 2. Remove the brake master cylinder as described paragraph 10 . 3. Remove the brake booster. 4....
Removal 1. Disconnect the ground wire from the battery. 2. Remove the brake master cylinder as described paragraph 10 . 3. Remove the brake booster. 4....
Vacuum brake booster — checking, removal and installation
Examination 1. To check, press the brake pedal several times to release the vacuum, and, holding the pedal down, start the engine. As soon as the engine...
Examination 1. To check, press the brake pedal several times to release the vacuum, and, holding the pedal down, start the engine. As soon as the engine...
Brake booster check valve
Removal Note: The valve is built into the vacuum hose and is not supplied separately as spare parts. 1. Carefully disconnect the vacuum hose from the servo...
Removal Note: The valve is built into the vacuum hose and is not supplied separately as spare parts. 1. Carefully disconnect the vacuum hose from the servo...
Adjusting the handbrake
1. Press the brake pedal all the way down so that the rear brake pad application mechanism "self-adjusts". 2. Place chocks under the front wheels, then lift...
1. Press the brake pedal all the way down so that the rear brake pad application mechanism "self-adjusts". 2. Place chocks under the front wheels, then lift...
Handbrake lever — removal and installation
Removal 1. Remove the rear section of the center console as described in chapter 11 . 2. Unscrew the two nuts securing the lever bracket to the floor. 3....
Removal 1. Remove the rear section of the center console as described in chapter 11 . 2. Unscrew the two nuts securing the lever bracket to the floor. 3....
Handbrake cables — removal and installation
Removal 1. The handbrake cable consists of two parts - right and left, connected to the lever assembly through an equalizing plate. Each part can be removed...
Removal 1. The handbrake cable consists of two parts - right and left, connected to the lever assembly through an equalizing plate. Each part can be removed...
Brake light contact sensor — removal, installation and adjustment
Removal 1. The switch is mounted on the pedal bracket under the dashboard. On models with cruise control systems, two sensors are mounted on the pedal; the...
Removal 1. The switch is mounted on the pedal bracket under the dashboard. On models with cruise control systems, two sensors are mounted on the pedal; the...
Anti-lock braking system ABS — general information
Note: On models equipped with traction control, the ABS unit also controls the electronic differential lock system (Electronic Differential Locking - EDL) and...
Note: On models equipped with traction control, the ABS unit also controls the electronic differential lock system (Electronic Differential Locking - EDL) and...
ABS System Components — Removal and Installation
Hydraulic block Warning: On ABS models, disconnect the battery before opening the hydraulic system and do not reconnect the battery until the system has been...
Hydraulic block Warning: On ABS models, disconnect the battery before opening the hydraulic system and do not reconnect the battery until the system has been...
Vacuum pump (diesel engines) — removal and installation
Removal 1. Remove the plugs, unscrew the fastening nuts and remove the top cover from the engine. The vacuum pump is installed in the rear left part of the...
Removal 1. Remove the plugs, unscrew the fastening nuts and remove the top cover from the engine. The vacuum pump is installed in the rear left part of the...
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