Electrical equipment and devices of the car Audi A4 B5
Onboard Electrical Specifications
System type - 12 V, minus - on "mass" Lamps Power (Tue) Stop signal (separate) 21 Stop and tail lights 21/5 Fog lamp (rear) 21 Headlights (halogen): - Single...
System type - 12 V, minus - on "mass" Lamps Power (Tue) Stop signal (separate) 21 Stop and tail lights 21/5 Fog lamp (rear) 21 Headlights (halogen): - Single...
General information and precautions
Attention! Before starting any electrical work, read the warnings in section " Safety first! " at the beginning of this manual and chapter 5 . 1. Electrical...
Attention! Before starting any electrical work, read the warnings in section " Safety first! " at the beginning of this manual and chapter 5 . 1. Electrical...
Troubleshooting — general information
Note. Before you begin, refer to the prejudices in the section " Safety first! " (at the beginning of this guide). The following checks are for general circuit...
Note. Before you begin, refer to the prejudices in the section " Safety first! " (at the beginning of this guide). The following checks are for general circuit...
Fuses and relays — general information
1. The main fuses and relays are located under the cover on the front panel on the right side. 2. To access the fuses, open the cover on the front panel (pic....
1. The main fuses and relays are located under the cover on the front panel on the right side. 2. To access the fuses, open the cover on the front panel (pic....
Paddle switches — removal and installation
Withdrawal 1. Disconnect the negative cable from the battery as described in paragraph 1 . 2. Remove the steering wheel - see chapter 10 . 3. Turn away screws...
Withdrawal 1. Disconnect the negative cable from the battery as described in paragraph 1 . 2. Remove the steering wheel - see chapter 10 . 3. Turn away screws...
Switches — removal and installation
Switches on the front panel 1. Using a small screwdriver, carefully pry the switch out of the front panel. Place a piece of cardboard or a rag under the...
Switches on the front panel 1. Using a small screwdriver, carefully pry the switch out of the front panel. Place a piece of cardboard or a rag under the...
Outdoor lights and lamps — removal and installation
1. When replacing any lamp, pay attention to the following. A) Disconnect the negative cable from the battery as described in paragraph 1 . b) Remember that if...
1. When replacing any lamp, pay attention to the following. A) Disconnect the negative cable from the battery as described in paragraph 1 . b) Remember that if...
Interior lighting lamps — removal and installation
1. When replacing any lamp, pay attention to the following. A) Disconnect the negative cable from the battery as described in paragraph 1 . b) Remember that if...
1. When replacing any lamp, pay attention to the following. A) Disconnect the negative cable from the battery as described in paragraph 1 . b) Remember that if...
Headlights — removal, installation and adjustment
Headlights Withdrawal 1. Disconnect the wiring connector at the rear of the headlight (pic. 9.1). 2. As described in paragraph 7 , remove the nearest turn...
Headlights Withdrawal 1. Disconnect the wiring connector at the rear of the headlight (pic. 9.1). 2. As described in paragraph 7 , remove the nearest turn...
Instrument panel — removal and installation
Withdrawal 1. Disconnect the wire "masses" from the battery. 2. Remove the steering wheel as described in chapter 10 . 3. Remove the upper steering column pad...
Withdrawal 1. Disconnect the wire "masses" from the battery. 2. Remove the steering wheel as described in chapter 10 . 3. Remove the upper steering column pad...
Xenon headlight system — removing and installing components
General information 1. Xenon headlights are installed on all A4 models as an option. The headlights are equipped with gas discharge lamps that work on the...
General information 1. Xenon headlights are installed on all A4 models as an option. The headlights are equipped with gas discharge lamps that work on the...
Lock defroster — removing and installing components
1. Some models are equipped with an automatic lock defrost system. The electronic control unit controls the power supply to the switch in the driver's door...
1. Some models are equipped with an automatic lock defrost system. The electronic control unit controls the power supply to the switch in the driver's door...
Windshield wipers — removal and installation
Wiper blades 1. See Weekly checks . Wiper arms 2. If the drivers are not set to their original position, turn on the ignition and allow the wiper motor to do...
Wiper blades 1. See Weekly checks . Wiper arms 2. If the drivers are not set to their original position, turn on the ignition and allow the wiper motor to do...
Windshield washers — general information
1. All models are equipped with windshield washers. Station wagon models also have a fifth door glass washer, some models have headlight washers. 2. Washer...
1. All models are equipped with windshield washers. Station wagon models also have a fifth door glass washer, some models have headlight washers. 2. Washer...
Fifth door wiper motor — removal and installation
1. Disconnect the wire from the battery "masses". 2. Remove the door upholstery panel as described in paragraph 14 of chapter 11 . 3. Remove the wiper blade...
1. Disconnect the wire from the battery "masses". 2. Remove the door upholstery panel as described in paragraph 14 of chapter 11 . 3. Remove the wiper blade...
Klaxons — removal and installation
Withdrawal 1. Klaxons are installed on the left between the front bumper and mudguard. They can be accessed by removing the left locker as described in chapter...
Withdrawal 1. Klaxons are installed on the left between the front bumper and mudguard. They can be accessed by removing the left locker as described in chapter...
Power sunroof — removal and installation
Closing the sunroof manually 1. If the electric drive is faulty and the sunroof is open, it can be closed manually. To do this, open the cover of the fuse box...
Closing the sunroof manually 1. If the electric drive is faulty and the sunroof is open, it can be closed manually. To do this, open the cover of the fuse box...
Central locking — general information and component replacement
1. Most models are equipped with a central locking system that automatically locks the doors and trunk lid with key locking any front door. The system is...
1. Most models are equipped with a central locking system that automatically locks the doors and trunk lid with key locking any front door. The system is...
Radio — removal and installation
Note: The description of this paragraph applies only to standard equipment. Withdrawal 1. The radio is equipped with special fasteners that require the use of...
Note: The description of this paragraph applies only to standard equipment. Withdrawal 1. The radio is equipped with special fasteners that require the use of...
Antenna — removal and installation
Roof mounted antenna - Avant models 1. Disconnect the wire "masses" from the battery. 2. Remove from a ceiling a lantern of illumination of a luggage space. 3....
Roof mounted antenna - Avant models 1. Disconnect the wire "masses" from the battery. 2. Remove from a ceiling a lantern of illumination of a luggage space. 3....
Loudspeakers — removal and installation
1. Loudspeakers are installed in the trim panels of the front and rear doors and in the rear shelf. On Avant models, an additional "subwoofer" - subwoofer....
1. Loudspeakers are installed in the trim panels of the front and rear doors and in the rear shelf. On Avant models, an additional "subwoofer" - subwoofer....
Airbags — Information and Precautions
Attention! Disconnect the battery before working on the safety system to prevent injury in case of unauthorized operation of the system. After finishing work,...
Attention! Disconnect the battery before working on the safety system to prevent injury in case of unauthorized operation of the system. After finishing work,...
Security System Components — Removal and Installation
Note: Before performing the following operations, read the warnings in paragraph 22 . 1. Disconnect the negative cable from the battery as described in...
Note: Before performing the following operations, read the warnings in paragraph 22 . 1. Disconnect the negative cable from the battery as described in...
Anti-theft system — general information
On late models, an anti-theft system with an immobilizer is installed as standard equipment. If there is a malfunction in the system, have it checked by a...
On late models, an anti-theft system with an immobilizer is installed as standard equipment. If there is a malfunction in the system, have it checked by a...
Fuse Box
Purpose of the fuses 1 5A Heated washer nozzles 2 10A direction indicators 3 5A Headlight washer relay. Lighting: glove box, engine compartment, air...
Purpose of the fuses 1 5A Heated washer nozzles 2 10A direction indicators 3 5A Headlight washer relay. Lighting: glove box, engine compartment, air...
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