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2023 Audi A3 Owners Manual - Fuses and bulbs



Fuses and bulbs

Fuses

Replacing fuses

Fig. 162 Area of the steering column (left-hand drive): cover @; storage compartment* @) ight-hand drive): cover @); ver @

Fig. 163 Glove compartment left side of engine compartmer 274

Fuses are installed in various locations in your vehicle. The following information only lists fuses that you can change yourself. To have other fuses changed, contact an authorized Audi dealer or authorized Audi Service Facility. The following table does not list fuse locations that are not used. A fuse that has blown will have metal strips that have burned through. Depending on the vehicle equipment, the fuses may be located behind a cover (0) or behind the storage compartment @) in the area of the steering column (left-hand drive) or behind a cover in the glove compartment (right-hand drive) @). Additional fuses are located under a cover on the left side of the engine compartment @). > Switch the ignition and all electrical equipment

off.
» Check the table that follows to see which fuse belongs to the affected equipment.

> If necessary, remove the screwdriver from the vehicle tool kit > page 262.

>» Remove the appropriate cover.
» Remove the clip from the fuse panel in the engine compartment @).

> Remove the fuse using the clip.
» Replace the blown fuse only with a fuse that

has the same amp rating. > Install the cover. Fuse color identification

Black 1 Gray 2 Purple 3 Pink 4 Light brown 5 Brown 7.5 Red (narrow) 10 Light blue 15 Yellow 20 White or transparent |25 Light green 30 Teal 35

Fuses and bulbs

Orange 40 Red (wide) 50

Do not repair fuses and never replace a blown fuse with one that has a higher amp rating. This can cause damage to the electrical system and increases the risk of fire. If a new fuse burns out again shortly after you have installed it, have the electrical system checked as soon as possible by an authorized Audi dealer or authorized Audi Service Facility.

Some of the equipment listed in the following tables applies only to certain model versions or certain optional equipment.

Cockpit fuse assignme:

Fig. 164 Left side of cockpit: fuse assignment

Trailer hitch

Drive components, exhaust treatment Automatic transmission selector lever

Seat heating - controls

6 | Vehicle electrical system control module 7

8 Panoramic glass roof Control module for front driver's side door, rear driver's side power window

11 | Trailer hitch 12 |Vehicle electrical system control module 13 | Vehicle electrical system control module 14 |Sound system 15 [Electronic Toll Collection System (ETC) 16 | Airbag control module 17 | Exhaust treatment

Steering column lock, convenience access and start authorization control module

19 [Instrument cluster, emergency call module 20 | Infotainment system, USB input

Driver assistance systems control module, 21 |camera systems, side assist, luggage compartment lid 23 |Front passenger's side lumbar support 24 |All wheel drive control module

25 |Left front safety belt tensioner Front passenger's side door control module, rear passenger's side power window

27 |Right front safety belt tensioner

High-voltage battery emergency cut-off point

29 | Trailer hitch 30 | Infotainment system 31 | Trailer hitch 33 |Front driver's side lumbar support

35 | Vehicle electrical system control module 36 | Climate control system blower 37 |Luggage compartment lid control module 39 | Steering column electronics 40 | Anti-theft alarm system 41 | Diagnostic interface

Fuses and bulbs

42 Automatic transmission selector lever

Tire pressure monitoring, climate control system controls, auxiliary heating, interior temperature sensor, rear window heater relay Particulate matter sensor, roof electronics control module, parking brake button, anti-theft alarm, diagnostic connection, headlight range control, garage door opener control module, light switch, light/ rain sensor

Steering column electronics Volume control, center display, head-up display

Suspension control USB input 12 volt socket Driver assistance systems control module, front camera, parking aid

Climate control system, exterior sound generator, rearview mirror, back-up light switch, center console switch panel, air quality sensor, 12 volt socket relay

60 Diagnostic connection 61

Clutch position sensor, electric drive system, high-voltage battery Passenger’s side passenger occupant detection system, passenger's airbag OFF warning light

Exterior sound generator 66 Rear window wiper 67 Rear window defogger 276 ment

Fig. 165 Left side of engine compartment: fuse assignDrive system control module, Electronic

2. | Stabilization Control (ESC), Anti-Lock Braking System (ABS) Motor components, fuel pump, climate

3 | control system, high-voltage charger, electric drive system

4 |Left headlight 5 | Right headlight 7 | Transmission fluid cooling 8 | Brake booster 9 |Horn 10 | Windshield wipers 11 | Climate control system 12 | Transmission control module 13 {Electronic Stabilization Control (ESC), Anti-Lock Braking System (ABS) 14 {Auxiliary heating, engine sound control

module 1s {Electronic Stabilization Control (ESC), Anti-Lock Braking System (ABS) 16 | Automatic transmission

Fuses and bulbs

Exhaust treatment, climate control, auxi ary heating

18 | Climate control, auxiliary heating 21 | Drive system control module 22 | Engine start 23 | Drive system control module

Engine components, diesel module, exhaust treatment, fuel leak diagnosis, oil level and oil temperature sensor, engine cooling

25 Engine components, exhaust treatment Engine components, exhaust doors, fuel

26 | leak diagnosis, engine cooling, transmission fluid cooling, exhaust treatment

27 |Heated oxygen sensors 28 | Engine components 29 | Fuel pump, transmission control module 30 | Engine cooling 33 | Climate control, auxiliary heating

Bulbs Replacing bul

Audi recommends having a bulb replaced by an authorized Audi dealer or authorized Audi Service Facility in cases of doubt. These facilities have the correct tools and replacement parts as well as the required technical knowledge. LED lights* Your vehicle is equipped with maintenance-free headlights and tail lights. However, if a light bulb needs to be replaced, please contact an authorized Audi dealer or authorized Audi Service Facility.

Ifyou still would like to try replacing the bulbs in your vehicle yourself, read the warnings regarding working in the engine compartment A\ in General information on page 215.

Make sure the covers are fitted correctly on the headlight and tail light so that no water will leak in from the outside and the light function will not be impaired.


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