General description and precautions When checking electrical equipment, a motorist, referring to technical documentation, constantly encounters such concepts as voltage, current, resistance....
Additional electrical equipment — installation Wires that need to be run in addition to existing wires, if possible, always run along separate wire harnesses, using existing clamps and rubber grommets. If...
Troubleshooting electrical equipment When troubleshooting an electrical installation, a systematic approach is important. This applies to both checking a failed incandescent lamp and finding the...
Switches — current flow test Most consumers of onboard electricity are turned on and off manually using a switch. In addition, there are circuit breakers (sensors). These include, for...
Relay test Many electrical circuits incorporate relays. The switching relay works like a switch. For example, in order to turn on any consumer using a manual switch, you...
Repair of electrical wires 1. Eliminate the cause of damage before repairing the wiring harness, such as chafing on sharp corners of the body, faulty consumer, corrosion, etc. 2. It is...
Anti-theft device Audi vehicles are equipped with an anti-theft device as standard. An activated device prevents the engine from starting if an attempt is made to start it with...
Outdoor lighting devices — removal and installation Exterior lighting fixtures include: headlights, fog lights, tail lights, brake lights, reversing lights, turn signal lights, rear fog lights, license plate...
Bulbs of external lighting devices — replacement Over time, incandescent lamps and headlights wear out. Therefore, even if the lamps appear to be in good condition, they should be replaced approximately every...
Instrument panel — removal and installation All control devices and control lamps of the car are combined into a single unit - a combination of instruments (dashboard). The instrument panel must be...
Steering column switches — removal and installation 17.0. Paddle switch block: 1 - slip ring and steering wheel angle sensor 2 - steering column wiper / washer switch 3 - stalk switch for direction indicator /...
Windshield wiper motor — removal and installation Withdrawal 1. Remove the fairing grille rubber seal (see arrows in illustration). 18.1. Remove the fairing grille rubber seal (see arrows) 2. Remove grille 1...
Rear window wiper motor — removal and installation 19.0. Rear window cleaner components: 1 - brush 2 - a protective cap of a nut of fastening of the lever of a cleaner 3 - jet 4 - a nut of fastening of the...
Rear window washer jet — removal and installation Withdrawal 1. Remove the protective cap 1 from the rear window wiper lever by carefully prying it out with a screwdriver (see arrow in illustration). 20.1....
Headlight washer jets — removal and installation 21.0. Headlight washer jets: 1 - jet 2 - bolt. Tightening torque - 2.5 Nm 3 - jet holder 4 - bolt. Tightening torque - 2.5 Nm X - to the washer reservoir...
Reservoir and washer pump — removal and installation Withdrawal 1. Remove the power steering reservoir cap (see arrow in illustration). 22.1. Remove the power steering reservoir cap (see arrow) 2. Unscrew the...
Fuses — designation and replacement In order to avoid short circuits, damage to wiring and electrical equipment as a result of network overload, individual electrical circuits are protected by...