Hello everyone, how are you guys? The discussion this time is about the Audi A3 fuse box diagram. Production year 2009. maybe some of you already know about it. However, if you want to know more, please read the reviews we have summarized below!
Audi A3 – Engine compartment
Audi A3 – fuse box diagram – engine compartment
Variation (1) with 30 Plug-in Fuses
| Number | Equipment | Ampere rating [A] |
| F1 | — | — |
| F2 | Steering wheel electronics | 5 |
| F3 | Battery voltage | 5 |
| F4 | ESP valves, Anti -lock brake system (ABS) valves | 20 |
| 30 | ||
| F5 | Transmission control module | 15 |
| F6 | Steering wheel electronics, instrument cluster | 5 |
| F7 | Transmission control module | 30 |
| F8 | Navigation system, radio system | 15 |
| 25 | ||
| F9 | Navigation system, digital radio, cell phone, TV equipment | 5 |
| F10 | Engine control module, main relay | 5 |
| 10 | ||
| F11 | — | — |
| F12 | Control module for CAN data transfer (gateway) | 5 |
| F13 | Engine control module | 15 |
| 25 | ||
| F14 | Ignition coils | 20 |
| F15 | Tank diagnosis, oxygen sensor | 10 |
| 15 | ||
| F16 | Vehicle electrical system control unit (right) | 30 |
| F17 | Horn | 15 |
| F18 | Audio amplifier | 30 |
| F19 | Front windshield wiper system | 30 |
| F20 | Water return -flow pump, volume regulator valve | 10 |
| 20 | ||
| F21 | Oxygen sensor, vacuum pump | 15 |
| F22 | Clutch pedal switch, brake light switch | 5 |
| F23 | Engine relays, engine components | 5 |
| 10 | ||
| 15 | ||
| F24 | Engine components, water return-flow pump | 10 |
| F25 | Pump (ESP/ABS), ABS valve | 30 |
| 40 | ||
| F26 | Vehicle electrical system control unit (left) | 30 |
| F27 | Secondary air pump | 40 |
| F28 | — | — |
| F29 | Fuse assignment in the left-side instrument panel (special equipment) | 50 |
| F30 | Power supply relay terminal 15 | 50 |
Variation (2) with 54 Plug-in Fuses
| Number | Equipment | Ampere rating [A] |
| F1 | Vehicle electrical system control unit (right) | 30 |
| F2 | ESP valves, Anti -lock brake system (ABS) valves | 20 |
| 30 | ||
| F3 | — | — |
| F4 | Battery voltage | 5 |
| F5 | Horn | 15 |
| F6 | Engine components, fuel pump | 15 |
| F7 | — | — |
| F8 | — | — |
| F9 | Engine components | 10 |
| F10 | Fuel tank control, mass air flow sensor | 10 |
| F11 | Oxygen sensors, in front of catalytic converter | 10 |
| F12 | Oxygen sensors, behind catalytic converter | 10 |
| F13 | Automatic transmission | 15 |
| F14 | — | — |
| F15 | Water return-flow pump | 10 |
| F16 | Volume control valve | 20 |
| F17 | Steering wheel electronics, instrument cluster | 5 |
| F18 | Audio amplifier | 30 |
| F19 | Navigation system, radio system | 15 |
| 25 | ||
| F20 | Navigation system, digital radio, cell phone, TV equipment | 5 |
| F21 | — | — |
| F22 | — | — |
| F23 | Engine control modu le, main relay | 10 |
| F24 | Control module for CAN data transfer (gateway) | 5 |
| F25 | — | — |
| F26 | — | — |
| F27 | — | — |
| F28 | Engine control module | 15 |
| 25 | ||
| F29 | Engine relays, eng ine components | 5 |
| F30 | — | — |
| F31 | Front windshield wiper system | 30 |
| F32 | — | — |
| F33 | — | — |
| F34 | — | — |
| F35 | — | — |
| F36 | — | — |
| F37 | — | — |
| F38 | Engine components | 10 |
| F39 | Clutch pedal switch, brake light switch | 5 |
| F40 | Ignition coils | 20 |
| F41 | — | — |
| F42 | — | — |
| F43 | Ignition coils | 30 |
| F44 | — | — |
| F45 | — | — |
| F46 | — | — |
| F47 | Left-side lighting (electric system control unit) | 30 |
| F48 | Pump (ESP/ABS), ABS valve, Anti-lock brake systern (ABS) valves | 30 |
| 40 | ||
| F49 | — | — |
| F50 | — | — |
| F51 | Secondary air pump | 40 |
| F52 | Power supply relay terminal 15 | 50 |
| F53 | Fuse assignment in the left-side instrument panel (special equipment) | 50 |
| F54 | — | — |
Audi A3 – Instrument Panel
Audi A3 – fuse box diagram – instrument panel
| Number | Equipment | Ampere rating [A] |
| 1 | Manual headlight beam adjustment, automatic headlight beam adjustment, AFS control module, engine components, light switch (switch lighting/illumination), diagnosis socket | 10 |
| 2 | Automatic transmission, control module for CAN data transfer (gateway), electro -mechanical steering, shift gate automatic transmission engine relay, fuel tank control unit, engine control unit, brakes control (ABS), Electronic Stabilization Program (ESP), Anti -Slip Regulation (ASR), brake light switch | 10 |
| 3 | Airbag | 5 |
| 4 | Air-conditioning (pressure sensor, air quality sensor), button for Electronic Stabilization Program (ESP), Anti-Slip Regulation (ASRI, oil level sensor (WIVl, back-up light switch, front seat heating, Seat-occupancy recognition (on USA vehicles), navigation, garage door opener, automatic mirror dimming, Heated windshield washer nozzles,air conditioning (control module | 5 |
| 5 | AFS headlights (left side) | 5 |
| 6 | AFS headlights (right side) | 5 |
| 7 | — | — |
| 8 | — | — |
| 9 | — | — |
| 10 | — | — |
| 11 | — | — |
| 12 | Central locking (front doors) | 10 |
| 13 | Central locking (rear doors) | 10 |
| 14 | Electronic Stabilization Program (ESP) (control module), shift gate automatic transmission | 10 |
| 15 | Interior lights, reading lights | 10 |
| 16 | Diagnostic connector, rain sensor, air conditioning (control module), tire pressure monitor display (control module) | 10 |
| 17 | Anti -theft alarm warning system | 5 |
| 18 | Terminal 15 | 5 |
| 19 | All Wheel Drive | 10 |
| 20 | Magnetic ride | 5 |
| 21 | — | — |
| 22 | Blower fan | 40 |
| 23 | Driver’s side power window, front | 30 |
| 24 | Power outlet front | 20 |
| 25 | Rear window defogger | 30 |
| 26 | Power outlet in luggage compartment | 20 |
| 27 | Fuel tank control module, fuel pump | 15 |
| 28 | Power window , rear | 30 |
| 29 | — | — |
| 30 | — | — |
| 31 | Automatic transmission (vacuum pump) | 20 |
| 32 | Headlight washer system | 30 |
| 33 | Sliding/pop-up roof | 20 |
| 34 | — | — |
| 35 | — | — |
| 36 | Lumbar support | 10 |
| 37 | Heated seats, front | 20 |
| 38 | Passenger side power window, front | 30 |
| 39 | Special function interface | 5 |
| 40 | Starter | 40 |
| 41 | Rear window wiper | 15 |
| 42 | Windshield wiper (washer pump) | 15 |
| 43 | Convenience electronics (control module) | 20 |
| 44 | Trailer control module | 20 |
| 45 | Trailer control module | 15 |
| 46 | — | — |
| 47 | Cell phone package (VDA interface) | 5 |
| 48 | — | — |
| 49 | — | — |
Conclusion
You need to remember guys, the designations on the terminals and harness will vary depending on the level of vehicle equipment, model and market. may be useful!
