| Warning lamp | Output signal |
| Main beam warning lamp (K1) | T32/2 |
| Alternator warning lamp (K2) | CAN bus (onboard supply control unit) |
| Oil pressure warning lamp (K3) | T32/23 |
| Brake fluid level warning lamp (K7) | T32/22, CAN bus (ABS control unit) |
| Handbrake warning lamp (K7) | T32/21 |
| Trailer operation warning lamp (K18) | CAN bus (onboard supply control unit) |
| Seat belt warning system warning lamp (K19) | T32/20, CAN bus (Airbag control unit) |
| Coolant temperature warning lamp (too cold) (K28) | CAN bus (engine control unit) |
| Coolant shortage warning lamp (K28) | T32/16 |
| Glow period warning lamp (K29) | CAN bus (engine control unit) |
| Brake pad wear warning lamp (K32) | T8/1 |
| ABS warning lamp (K47) | CAN bus (ABS control unit) |
| Dipped beam warning lamp (K60) | T32/3 |
| Left turn signal warning lamp (K65) | CAN bus (onboard supply control unit) |
| Airbag warning lamp (K75) | CAN bus (Airbag control unit) |
| Exhaust emissions warning lamp (K83) | CAN bus (engine control unit) |
| TCS warning lamp (K86)/ ESP warning lamp (K155) | CAN bus (ABS/TCS/ESP control unit) |
| Power steering warning lamp (K92) | CAN bus (onboard supply control unit) |
| Warning lamp | Output signal |
| Right turn signal warning lamp (K94) | CAN bus (onboard supply control unit) |
| Reserve fuel warning lamp (K105) | T32/15 |
| Washer fluid low warning lamp (K106) | T32/30 |
| Electric immobilizer warning lamp (K117) | Electric immobilizer control unit |
| Electric brake warning lamp (K132) | CAN bus (engine control unit) |
| Door open warning lamp | CAN bus (onboard supply control unit) |
| Bonnet open warning lamp | CAN bus (onboard supply control unit) |
| Cruise control system warning lamp | CAN bus (engine control unit) |
| | | | Equipment | Equipment | Equipment |
| Connector | Connector | Signal | H | M | B |
| XS1 | T6/1 | Input signal light switch - headlight washer system | x | x | - |
| XS1 | T6/2 | Controls and instruments illumination regulator input signal (58b) | x | x | x |
| XS1 | T6/3 | Output for hazard warning system button warning lamp | x | x | x |
| XS1 | T6/4 | Heated rear window button input signal (31) | x | x | x |
| XS1 | T6/5 | Output for heated rear window warning lamp | x | x | x |
| XS1 | T6/6 | Input signal button warning lamp | x | x | x |
| XS2 | T18b/1 | Output for controlling shift-lock | x | - | - |
| XS2 | T18b/2 | Output for sliding/tilting sunroof | x | x | - |
| XS2 | T18b/3 | Output for switching left heated seat off | x | x | - |
| XS2 | T18b/4 | | - | - | - |
| XS2 | T18b/5 | | - | - | - |
| XS2 | T18b/6 | | - | - | - |
| XS2 | T18b/7 | Rain sensor input signal | x | x | - |
| XS2 | T18b/8 | Output for rain sensor earth | x | x | - |
| XS2 | T18b/9 | Convenience CAN-L | x | x | - |
| XS2 | T18b/10 | Output for switching right heated seat off | x | x | - |
| XS2 | T18b/11 | Output for rain sensor voltage supply | x | x | - |
| XS2 | T18b/12 | Convenience CAN-H | x | x | - |
| XS2 | T18b/13 | Electronic immobilizer input signal | x | - | - |
| Connector | Connector | Signal | Equipment
H | Equipment
M | Equipment
B |
| XS2 | T18b/14 | Headlight washer system relay controlling output | x | x | - |
| XS2 | T18b/15 | | - | - | - |
| XS2 | T18b/16 | | - | - | - |
| XS2 | T18b/17 | Output for controlling electronic immobilizer relay | x | - | - |
| XS2 | T18b/18 | | - | - | - |
| XS3 | T6w/1 | | - | - | - |
| XS3 | T6w/2 | Cruise control system (CCS) button input signal | x | x | - |
| XS3 | T6w/3 | Cruise control system switch (CCS) input signal | x | x | - |
| XS3 | T6w/4 | | - | - | - |
| XS3 | T6w/5 | Cruise control system (CCS) reset button input signal | x | x | - |
| XS3 | T6w/6 | Cruise control system (CCS) Set button input signal | x | x | - |
| XS4 | T18/1 | Signal K | x | x | x |
| XS4 | T18/2 | Ignition/starter switch input signal (86s) | x | x | x |
| XS4 | T18/3 | Rear right door switch input signal (31) | x | x | x |
| XS4 | T18/4 | Front right door switch input signal (31) | x | x | x |
| XS4 | T18/5 | Battery positive input signal (30) | x | x | x |
| XS4 | T18/6 | Front left door switch input signal | x | x | x |
| XS4 | T18/7 | | - | - | - |
| XS4 | T18/8 | Earth battery input signal (31) | x | x | x |
| Connector | Connector | Signal | Equipment
H | Equipment
M | Equipment
B |
| XS4 | T18/9 | Signal alternator (D+) | x | x | x |
| XS4 | T18/10 | | - | - | - |
| XS4 | T18/11 | Ignition/starter switch input signal (75) | x | x | x |
| XS4 | T18/12 | Ignition/starter switch input signal (15) | x | x | x |
| XS4 | T18/13 | Rear left door switch input signal | x | x | x |
| XS4 | T18/14 | Ignition/starter switch input signal (50) | x | x | x |
| XS4 | T18/15 | Front water pump signal | x | x | x |
| XS4 | T18/16 | Windscreen washer system button input signal | x | x | x |
| XS4 | T18/17 | Horn button input signal (31) | x | x | x |
| XS4 | T18/18 | Windscreen wiper intermittent operation regulator input signal | x | x | x |
| XS5 | T6g/1 | | - | - | - |
| XS5 | T6g/2 | | - | - | - |
| XS5 | T6g/3 | Tailgate/boot lid central locking switch input signal | x | x | x |
| XS5 | T6g/4 | Luggage compartment light switch (in tailgate/boot lid) input signal | x | x | x |
| XS5 | T6g/5 | | - | - | - |
| XS5 | T6g/6 | | - | - | - |
| XS6 | T16b/1 | | - | - | - |
| XS6 | T16b/2 | Signal CAN-L activated | x | x | x |
| XS6 | T16b/3 | Signal CAN-L | x | x | x |
| Connector | Connector | Signal | Equipment
H | Equipment
M | Equipment
B |
| XS6 | T16b/4 | | - | - | - |
| XS6 | T16b/5 | Signal CAN-H | x | x | x |
| XS6 | T16b/6 | Signal CAN-H activated | x | x | x |
| XS6 | T16b/7 | Windscreen wiper switch input signal (1st speed) | x | x | x |
| XS6 | T16b/8 | Windscreen wiper switch input signal (2st speed) | x | x | x |
| XS6 | T16b/9 | Fuel supply relay output for regulation | x | x | x |
| XS6 | T16b/10 | Left turn signal switch input signal | x | x | x |
| XS6 | T16b/11 | Dash panel insert signal (wake-up) | x | x | x |
| XS6 | T16b/12 | Right turn signal switch input signal | x | x | x |
| XS6 | T16b/13 | Bonnet switch input signal (alarm system) | x | x | x |
| XS6 | T16b/14 | Right turn signal output for regulation | x | x | x |
| XS6 | T16b/15 | Turn signals voltage supply input signal | x | x | x |
| XS6 | T16b/16 | Left turn signal output for regulation | x | x | x |
| XP1 | T6k/1 | Reversing light voltage supply input signal | x | - | - |
| XP1 | T6k/2 | Output for controlling reversing light
- Input reversing lights switch | x
x | -
x | -
- |
| XP1 | T6k/3 | | - | - | - |
| XP1 | T6k/4 | | - | - | - |
| XP1 | T6k/5 | | - | - | - |
| XP1 | T6k/6 | | - | - | - |
| Connector | Connector | Signal | Equipment
H | Equipment
M | Equipment
B |
| XP2 | T6c/1 | Onboard supply control unit voltage supply input signal | x | x | x |
| XP2 | T6c/2 | | - | - | - |
| XP2 | T6c/3 | | - | - | - |
| XP2 | T6c/4 | Interior light supply input signal, glove box light, luggage compartment light | x | x | x |
| XP2 | T6c/5 | | - | - | - |
| XP2 | T6c/6 | Interior light supply output signal, glove box light, luggage compartment light | x | x | x |
| XP3 | T6ad/1 | Heated mirrors button | x | x | - |
| XP3 | T6ad/2 | Left mirror heater output for regulation | x | x | - |
| XP3 | T6ad/3 | | - | - | - |
| XP3 | T6ad/4 | Right turn signal output for regulation | x | x | - |
| XP3 | T6ad/5 | | - | - | - |
| XP3 | T6ad/6 | Heated mirrors voltage supply input signal | x | x | - |
| XP4 | T5/1 | Output for controlling front interior light | x | x | x |
| XP4 | T5/2 | Earth input signal (31) | x | x | x |
| XP4 | T5/3 | Windscreen wiper voltage supply input signal | x | x | x |
| XP4 | T5/4 | Output for controlling windscreen wiper (1st speed) | x | x | x |
| XP4 | T5/5 | Output for controlling windscreen wiper (2st speed) | x | x | x |
| XP5 | T5a/1 | Windscreen wiper motor input signal | x | x | x |
| XP5 | T5a/2 | Horn output for regulation | x | x | x |
| XP5 | T5a/3 | Horn voltage supply input signal | x | x | x |
| XP5 | T5a/4 | Heated rear window output for regulation | x | x | x |
| XP5 | T5a/5 | Heated rear window voltage supply input signal | x | x | x |
| No. | | Current Flow Diagram designation | Nominal value | | Function/component | Terminal |
| 7 | - | S179 - Fuse 7 (30) in fuse holder on battery | 25 A | - | ABS | 30 |
| 8 | - | S180 - Fuse 8 (30) in fuse holder on battery | 30 A | - | Radiator fan | 30 |
| 9 | - | S267-Fuse 9 (30) in fuse holder on battery | -
10 A | - | Vacant (applicable up to April 2004)
ABS (applicable from May 2004) | 30 |
| 10 | - | S268-Fuse 10 (30) in fuse holder on battery | 5 A | - | Onboard supply control unit | 30 |
| 11 | - | S269-Fuse 11 (30) in fuse holder on battery | 5 A | - | Radiator fan control unit | 30 |
| 12 | - | S270-Fuse 12 (30) in fuse holder on battery | - | - | Vacant | 30 |
| 13 | - | S271-Fuse 13 (30) in fuse holder on battery | 5 A | - | Automatic gearbox control unit | 30 |
| 14 | - | S272-Fuse 14 (30) in fuse holder on battery | - | - | Vacant | 30 |
| 15 | - | S273-Fuse 15 (30) in fuse holder on battery | - | - | Vacant | 30 |
| 16 | - | S274-Fuse 16 (30) in fuse holder on battery | - | - | Vacant | 30 |
| No. | | Current Flow Diagram designation | Nominal value | | Function/component | Terminal |
| 1 | - | S162 - Fuse 1 (30) in fuse holder on battery | 175 A | - | Alternator/ starter | 30 |
| 2 | - | S163 - Fuse 2 (30) in fuse holder on battery | 110 A | - | Interior | 30 |
| 3 | - | S164 - Fuse 3 (30) in fuse holder on battery | 40 A | - | Radiator fan | 30 |
| 4 | - | S176 - Fuse 4 (30) in fuse holder on battery | 40 A | - | ABS | 30 |
| 5 | - | S177 - Fuse 5 (30) in fuse holder on battery | 50 A | - | Power assisted steering pump | 30 |
| 6 | - | S178 - Fuse 6 (30) in fuse holder on battery | 50 A | - | Secondary air pump (engines BJX, BKV, BBU and BLZ)
Glow plugs (TDI engines) | 30 |
| No. | | Current Flow Diagram designation | Nominal value | | Function/component | Terminal |
| 7 | - | S179 - Fuse 7 (30) in fuse holder on battery | 25 A | - | ABS | 30 |
| 8 | - | S180 - Fuse 8 (30) in fuse holder on battery | 30 A | - | Radiator fan | 30 |
| 9 | - | S267-Fuse 9 (30) in fuse holder on battery | 5 A | - | Radiator fan control unit | 30 |
| 10 | - | S268-Fuse 10 (30) in fuse holder on battery | 15 A | - | ABS | 30 |
| 11 | - | S269-Fuse 11 (30) in fuse holder on battery | 5 A | - | Onboard supply control unit | 30 |
| 12 | - | S270-Fuse 12 (30) in fuse holder on battery | 5 A | - | Diesel direct injection system control unit (engine BMT)
Automatic gearbox control unit | 30 |
| No. | | Current Flow Diagram designation | Nominal value | | Function/component | Terminal |
| 1 | - | SB1 - Fuse 1 on fuse holder B | -
15 A | - | Vacant (applicable up to October 2005)
Continued coolant circulation pump (applicable from November 2005)
| |
| 2 | - | SB2 - Fuse 2 on fuse holder B | 10 A | - | Operating unit for ABS/ ESP | |
| 3 | - | SB3 - Fuse 3 on fuse holder B | - | - | Vacant | |
| 4 | - | SB4 - Fuse 4 on fuse holder B | 5 A | - | Brake light, clutch switch | |
| 5 | - | SB5 - Fuse 5 on fuse holder B | 5 A | - | Operating unit motor | |
| 6 | - | SB6 - Fuse 6 on fuse holder B | 5 A | - | Side light right | |
| 7 | - | SB7 - Fuse 7 on fuse holder B | 5 A | - | Side light left | |
| 8 | - | SB8 - Fuse 8 on fuse holder B | 5 A | - | Onboard power supply control unit (XP3/6): Heated exterior mirror | |
| 9 | - | SB9 - Fuse 9 on fuse holder B | 10 A | - | Lambda probe | |
| 10 | - | SB10 - Fuse 10 on fuse holder B | 5 A | - | Signal S: Onboard supply control unit, radio | |
| 11 | - | SB11 - Fuse 11 on fuse holder B | -
5 A | - | Vacant (applicable up to April 2005)
Electric folding exterior mirror (applicable from May 2005) | |
| 12 | - | SB12 - Fuse 12 on fuse holder B | 5 A | - | Headlight range control adjustment potentiometer | |
| 13 | - | SB13 - Fuse 13 on fuse holder B | 5 A | - | Power steering, electronic exhaust gas recirculation (petrol), heater element
(petrol)
Air mass meter (TDI) (applicable up to October 2006) | |
| No. | | Current Flow Diagram designation | Nominal value | | Function/component | Terminal |
| 14 | - | SB14 - Fuse 14 on fuse holder B | 10 A | - | Additional heater, ACF valve (petrol), load signal potentiometer, exhaust gas recirculation, throttle butterfly valve, fuel pump (diesel)
| |
| 15 | - | SB15 - Fuse 15 on fuse holder B | 10 A | - | Automatic gearbox control unit | |
| 16 | - | SB16 - Fuse 16 on fuse holder B | 15 A | - | Seat heater | |
| 17 | - | SB17 - Fuse 17 on fuse holder B | 5 A | - | Operating unit motor
Air mass meter (TDI) (applicable from November 2006)
Tiptronic switch (automatic gearbox 09G)
(applicable from November 2007) | |
| 18 | - | SB18 - Fuse 18 on fuse holder B | 10 A | - | Dash panel insert, air conditioning, range control adjuster, navigation system, operating unit in steering wheel
| |
| 19 | - | SB19 - Fuse 19 on fuse holder B | 10 A | - | Reversing lights, heated jets | |
| 20 | - | SB20 - Fuse 20 on fuse holder B | 10 A | - | Washer pump | |
| 21 | - | SB21 - Fuse 21 on fuse holder B | 10 A | - | Right main beam | |
| 22 | - | SB22 - Fuse 22 on fuse holder B | 10 A | - | Left main beam | |
| 23 | - | SB23 - Fuse 23 on fuse holder B | 5 A | - | Number plate light, side light warning lamp, dimmer | |
| 24 | - | SB24 - Fuse 24 on fuse holder B | 10 A | - | Rear window wiper | |
| 25 | - | SB25 - Fuse 25 on fuse holder B | 10 A | - | Injectors (petrol) | |
| 26 | - | SB26 - Fuse 26 on fuse holder B | 10 A | - | Brake light switch/steering angle sender | |
| 27 | - | SB27 - Fuse 27 on fuse holder B | 5 A | - | Dash panel insert/ diagnosis | |
| 28 | - | SB28 - Fuse 28 on fuse holder B | 10 A | - | Onboard power supply control unit (XP2/4): Glove compartment light, luggage compartment light, interior light, sun blind
| |
| No. | | Current Flow Diagram designation | Nominal value | | Function/component | Terminal |
| 29 | - | SB29 - Fuse 29 on fuse holder B | 5 A | - | Climatronic, automatic air conditioning system, manual air conditioning system:
Coupling with heater element | |
| 30 | - | SB30 - Fuse 30 on fuse holder B | 5 A | - | Onboard power supply control unit (XP2/1): Voltage supply, onboard supply control unit, rain sensor, shift lock | |
| 31 | - | SB31 - Fuse 31 on fuse holder B | 25 A | - | Window regulator front left | |
| 32 | - | SB32 - Fuse 32 on fuse holder B | -
15 A | - | Vacant (applicable up to April 2006)
Cigarette lighter (applicable from May 2006) | |
| 33 | - | SB33 - Fuse 33 on fuse holder B | 15 A | - | Inteligent alarm, central locking, (voltage supply alarm horn), ultrasonic sensor
| |
| 34 | - | SB34 - Fuse 34 on fuse holder B | 15 A | - | Current supply relay, ignition transformer | |
| 35 | - | SB35 - Fuse 35 on fuse holder B | 20 A | - | Sunroof | |
| 36 | - | SB36 - Fuse 36 on fuse holder B | 25 A | - | Radiator fan motor | |
| 37 | - | SB37 - Fuse 37 on fuse holder B | 20 A | - | Headlight washer system pump | |
| 38 | - | SB38 - Fuse 38 on fuse holder B | 15 A | - | Fog light and rear fog light | |
| 39 | - | SB39 - Fuse 39 on fuse holder B | 15 A | - | Operating unit motor | |
| 40 | - | SB40 - Fuse 40 on fuse holder B | 30 A | - | Operating unit motor
Fuel pump SDI (applicable up to April 2005) | |
| 41 | - | SB41 - Fuse 41 on fuse holder B | 15 A | - | Petrol/TDI flow period meter | |
| 42 | - | SB42 - Fuse 42 on fuse holder B | 15 A | - | Ignition transformer | |
| 43 | - | SB43 - Fuse 43 on fuse holder B | 15 A | - | Right dipped beam | |
| 44 | - | SB44 - Fuse 44 on fuse holder B | 25 A | - | Window regulator rear left | |
| 45 | - | SB45 - Fuse 45 on fuse holder B | 25 A | - | Window regulator front right | |
| No. | | Current Flow Diagram designation | Nominal value | | Function/component | Terminal |
| 46 | - | SB46 - Fuse 46 on fuse holder B | 20 A | - | Onboard power supply control unit (XP4/3): Windscreen wiper | |
| 47 | - | SB47 - Fuse 47 on fuse holder B | 20 A | - | Onboard power supply control unit (XP5/5): Heated rear window | |
| 48 | - | SB48 - Fuse 48 on fuse holder B | 15 A | - | Onboard supply control unit (XS6/15): Turn signals | |
| 49 | - | SB49 - Fuse 49 on fuse holder B | 15 A
- | - | Cigarette lighter (applicable up to April 2006)
vacant (applicable from May 2006) | |
| 50 | - | SB50 - Fuse 50 on fuse holder B | 15 A | - | Central locking lock unit | |
| 51 | - | SB51 - Fuse 51 on fuse holder B | 20 A | - | Radio, CD, navigation system, telephone | |
| 52 | - | SB52 - Fuse 52 on fuse holder B | 20 A | - | Onboard power supply control unit (XP5/3): Horn | |
| 53 | - | SB53 - Fuse 53 on fuse holder B | 15 A | - | Left dipped beam | |
| 54 | - | SB54 - Fuse 54 on fuse holder B | 25 A | - | Rear right window regulator | |
Čeština
Dansk
Deutsch
Ελληνικά
English
English
Español
Suomi
Français
Français
עברית
Hrvatski
Magyar
Italiano
日本語
한국어
Nederlands
Polski
Português
Português
Română
Slovenčina
Slovenščina
Svenska
Türkçe
中文 (中国)
">SB18
