Vehicle lighting and instrumentation Volkswagen Golf 4

General information about electrical equipment
Consumers are connected to the positive power source by a wire, and to the negative power source - through the car body (ground). This method allows to reduce the number of wires...

Incandescent lamps
Headlight bulbs without fog lights Low beam 12V 55W (H7) High beam 12V 55W (H1) Direction indicators 12V/ 21W Parking lights 12V/ 5W Headlight bulbs with fog lights Low beam 12V...

Electrical circuits
Blade fuses are used to protect electrical circuits, the color of which corresponds to the fuse protection current. The serviceability of the fuse is determined by the presence of...

Open Circuit Detection
A typical electrical circuit consists of an electrical component, switches, relays, motors, fuses, circuit breakers, wires, and connectors that connect the electrical component to...

Detecting a broken chain
Execution order 1. To check for continuity, connect a circuit tester or the negative probe of a voltmeter to the negative battery terminal or a grounded component. 2. Connect the...

Detecting the source of a short circuit
Execution order 1. To locate the source of the short circuit, first disconnect the load elements of the circuit (load elements of the circuit are elements that consume electric...

Detecting poor grounding
The negative terminal of the battery is connected to the "ground" - the metal of the body, engine or gearbox; many electrical components are connected in such a way that only the...

Location and purpose of fuses
Location of the fuse box on the left side of the instrument panel The location of the fuses and the electrical circuits protected by the fuses are shown on the sticker (shown by...

Replacing exterior lighting bulbs
Warning: Before replacing an exterior light bulb, remove the ground cable from the battery. Remember that if the bulb has just been on, it may be very hot. Warning: Before...

Removal and installation additional brake light
The additional brake light is installed in the upper part of the rear window. The bulb holder contains 32 LEDs, which cannot be replaced individually. Removal 1. Open the back...

Replacing interior light bulbs
Front ceiling light and front reading lights 1. Remove the diffuser by inserting the flat end of a screwdriver between the lamp and the diffuser (arrow) and carefully prying the...

Removal and installation headlights
Headlight Elements 1 - lid; 2 - front turn signal bulb socket; 3 - headlight corrector actuator motor; 4 - Front turn signal light; 5 - front fog light; 6 - low beam bulb; 7 -...

Removal and installation the rear light
Rear light elements 1 - brake light bulb; 2 - direction indicator light; 3 - rear side light bulb; 4 - bulb holder; 5 - reverse light; 6 - fog light; 7 - nut M5, 3 Nm; 8 - seal; 9...

Headlight adjustment
Correct adjustment of headlights is of great importance for traffic safety. Precise adjustment is only possible with a special device. When adjusting the headlights, the fog...

Removal and installation the headlight corrector actuator motor
The headlight range control actuator motor can only be removed from a headlight that has been removed from the vehicle. Removal 1. Remove the headlight. 2. Remove the cover from...

Removal and installation the instrument cluster
Location of electrical connectors on the rear of the instrument cluster 1 - 32-pin green electrical connector; 2 - 20-pin red electrical connector; 3 - device for fixing...

Removal and installation steering column switches
Removal 1. Remove the ground cable from the battery. 2. Remove the driver's side airbag. 3. Remove the steering wheel. 4. Remove the two screws from the lower steering column...

Removal and installation switches
Warning: When the battery is disconnected, the contents of the memory cells, such as the radio code, are erased. Without the code, the radio can only be reconnected by the...

Removal and installation the radio
The factory installed radio has a pocket that makes it easy to remove and install the radio. Two special keys are required to remove the radio. The car is equipped with a radio...

Removal and installation high-frequency speakers
The tweeters in the front door are mounted in the interior trim panel of the outside rear-view mirror, and in the rear door – in the interior trim panel of the door handle. The...

Removal and installation low frequency speakers
Removal 1. Remove the interior door trim. 2. Disconnect the electrical connector from the speaker. 3. Using a drill bit of the appropriate diameter, drill out the 4 rivets that...

Recommendations for installing the phone
Wiring diagram for installing a phone in a car 1 - Antenna on the cover for the telephone and radio. The electrical connector is located on the front section of the center...

External antenna
1 - antenna mast; 2 - insulating base with antenna amplifier; 3 - antenna wire connecting the antenna to the instrument panel; 4 - antenna wire connecting the instrument panel to...

Checking the rear window defroster
The rear window defroster is a plurality of horizontal conductors sprayed onto the inner surface of the rear window. Execution order 1. To detect a break in the rear window...

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