Seat Leon I (1999-2005) – fuse and relay box
Diagrams of fuse and relay boxes – Seat Leon I
Applies to vehicles manufactured in the years:
1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006.
Instrument panel fuse block
| Number |
Amperes |
Description |
| 1 | 5 | Z4 – Heated exterior mirror on driver’s side (models without ohne electric window regulator); Z5 – Heated exterior mirror on the front passenger side (models without ohne electric window regulator); Z20 – Left washer jet heater element; Z21 – Right element of the washer jet heater. |
| 2 | 5 | E3 – Hazard warning lights switch; J1 – Turn signal relay;M5 – Left front turn signal bulb; M6 – Rear left turn signal bulb; M7 – Front right turn signal bulb; M8 – Rear right turn signal bulb; J567 – Left discharge light driver; J568 – gas discharge light controller with headlight range adjustment to the right. |
| 3 | 5 | J5 – Fog light relay; E20 – Switches and instrument lighting regulator. |
| 4 | 5 | X – number plate lighting |
| 5 | 7.5 | E45 – Cruise control switch; E221 – Control unit in the steering wheel; E227 – Cruise control button (CCS) SET button; G65 – High pressure sensor (air conditioning system); J131 – Heated driver’s seat controller; J132 – Heated front passenger seat control unit; J245 – Sliding sunroof adjustment controller (models without central locking); J255 – Climatronic; G266 – Oil level and temperature sensor; J293 – Radiator fan controller, multifunction steering wheel; J393 – Comfort system (E231 – Outside mirror heating button); J453 – Multifunction steering wheel controller; J446 – Parking assist controller; J503 – Control unit with display for radio and navigation system; N147 – 2-way valve to coolant shut-off valve (above F269 – temperature flap position switch); V154 – Fresh / recirculated air flap control motor. |
| 6 | 5
5 |
Up to April 2001: J379 – Central locking and alarm unit; as of September 2002: J651 – Shut-off valve relay 1 (engine code BEH). |
| 7 | 10 | K142 – P / N gear position warning lamp; M16 – Left reversing bulb; M17 – Right reverse light bulb. |
| 8 | 5 | J412 – Mobile phone operating electronics control unit |
| 9 | 5 | E256 – TCS and ESP button; G85 – Steering angle sender;J104 – ABS / ABS control unit with EDL / ASR / ESP. |
| 10 | 15 510 |
up to October 2001: Engine management: petrol; Engine management: diesel fuel; from November 2001: R – Radio (S terminal); J285 – Display in instrument panel insert; J503 – Control unit with display for radio and navigation; |
| 11 | 5 | J285 – Control unit with display in instrument panel insert; N110 – Selector lever lock solenoid. |
| 12 | 7.5 | J412 – Mobile phone operating electronics control unit; G273 – Interior monitoring sensor; G274 – Interior monitoring transmitter; T16 – 16-pin connector, (in the middle panel of the dashboard, self-diagnosis connection); W11 – Rear left reading light (models with an interior monitor); W12 – Rear right reading light (models with interior monitor). |
| 13 | 10 | F – Brake light switch; M9 – Left brake light bulb; J… ..-. Engine Collection; J104 – ABS / ABS controller with EDL / ASR / ESP; M9 – Left brake light bulb; M10 – Right brake bulb; M21 – Left brake and tail light bulb; M25 – High-level bulb. |
| 14 | 10 | J393 – Central control unit of the comfort system (models without central locking); J546 – Tailgate remote control models; without central locking: M27 – Left door warning light; M28 – Right door warning light; W – Front interior lighting; W3 – Luggage compartment lighting; W11 – Rear left reading lamp; W12- Rear right reading lamp; W14 – Illuminated mirror (front passenger’s side); W18 – Left trunk lighting; W19 – Reading light / driver’s side; W20 – Illuminated mirror (driver’s side). |
| 15 | 5 | G85 – Steering angle sender;
J217 – Automatic transmission control unit; |
| 16 | 10 | J255 – Climatronic; J293 – Radiator fan controller. |
| 17 | – | – |
| 18 | 10 | J285 – Control unit with display in instrument panel insert; L2 – Right double filament bulb; M32 – Right traffic light bulb. |
| 19 | 10 | L1 – Left double filament bulb; M30 – Left main headlight bulb. |
| 20 | 1 | E102 – Headlight range control;
J427 – Right gas-discharge headlight starter; |
| 21 | 15 | L1 – Left double filament bulb; M29 – Left dipped beam bulb; J426 – Left headlight starter for gas discharge light; J567 – Control unit for discharge lamps with left headlight range adjustment. |
| 22 | 5 | J285 – Control unit with display in instrument panel insert; M3 – Right side light bulb. |
| 23 | 5 | J285 – Control unit with display in instrument panel insert; M1 – Left side light bulb. |
| 24 | twenty | E22 – Intermittent wiper switch, windshield wiper motor; J31 – Relay for automatic intermittent washer and wipers; V – Windshield wiper motor;V59 – Windscreen and rear window washer pump. |
| 25 | twenty | E9 – Fresh air blower switch; E35 – Air conditioning system switch; N24 – Fresh air blower series resistor with overheating fuse; V2 – Fresh air blower; J293 – Radiator fan controller; J255 – Climatronic; J… – Engine drivers. |
| 26 | 25 | Z1 – Rear window heating |
| 27 | 15 | up to November 2005: V12 – Rear window wiper motor; from December 2005: U1 – Lighter; U5 – 12 V socket, left side in the luggage compartment. |
| 28 | 15 | G6 – Fuel pump (pre-charge pump) |
| 29 | 15 2010 |
Gasoline (not for engine code BDE) Engine management:Engine code BDE Engine management: Diesel |
| 30 | twenty | J245 – Sliding sunroof adjustment control unit; V1 – Sliding sunroof motor. |
| 31 | twenty
5 |
J217 – Automatic transmission controller; F125 – Multifunction switch; J542 – Brake servo controller; J492 – Four-wheel drive control unit (4th movement); |
| 32 | 10 30 |
Injectors: Gasoline; Engine management: Diesel. |
| 33 | twenty | J31 – Relay for automatic intermittent washing and wiping; V11 – Headlight washer system pump. |
| 34 | 10 | Engine management |
| 35 | thirty | U10 – Trailer socket; up to November 2005: U5-12V socket, left side in trunk. |
| 36 | 15 | J5 – Fog light relay;
L22 – Left fog light bulb; |
| 37 | 15 510 |
up to October 2001: J285 – Control unit with display in the inset on the dashboard; J503 – Control unit with display of the radio and navigation system; R – Radio, contact S; from November 2001: Engine management: petrol; Engine management: diesel. |
| 38 | 15 | E204 – Tank filler flap remote release switch; J379 – Central locking and alarm system control unit; J386 – Driver’s door control unit; J387 – Front passenger door control unit; J388 – Rear left door control unit; J389 – Rear right door control unit; J398 – Rear remote lid release relay; V155- Tank filler flap locking motor. |
| 39 | 15 | E3 – Hazard warning lights switch; J1 – Turn signal relay;J567 – Control unit for discharge lamps with headlight range adjustment on the right side; J568 – Control unit for discharge lamps with headlight range adjustment on the right side; M5 – Front left turn signal bulb; M6 – Rear left turn signal bulb; M7 – Front right turn signal bulb; M8 – Rear right turn signal bulb. |
| 40 | twenty | H1 – Two-tone horn |
| 41 | 15 | U1- Lighter (up to November 2005) |
| 42 | 25 | R – Radio; R12 – Amplifier; J503 – Control unit with radio and navigation system display; J415 – Navigation system tuner for TV; J559 – Traffic information control unit. |
| 43 | 10 | Engine management |
| 44 | 15 | J131 – Heated driver’s seat control unit;
J132 – Heated front passenger seat control unit. |
Location of the fuses in the fuse holder / battery
Until August 2000
From September 2000
| Number |
Amperes [A] |
Description |
| S162 | 50 | Heated pin heating |
| S163 | 50 | Engine management |
| S164 | 40 | Radiator fan |
| S176 | 110 | Interior |
| S177 | 110 150 |
Alternator (90 A) Alternator (120 A) |
| S178 | thirty | ABS (pump) |
| S179 | thirty | ABS |
| S180 | thirty | Radiator fan |
Location of relays and fuses
| Fuse locations on the relay board | ||
| A | – | Seat adjustment fuse |
| b | – | Fuses for V192 – Vacuum pump for brakes (from May 2002) |
| C. | – | Window regulator fuse, central locking and heated exterior mirror (models with comfort system and window regulator only) |
| Relay positions on the relay board | ||
| 1 | J4 – Two-tone horn relay (53) | |
| 2 | J59 – X contact relief relay (18) J59 – X contact relief relay (100) | |
| 3 | Empty | |
| 4 | J17 – Fuel pump relay (409) J52 – Glow plug relay (103) | |
| V / VI | J31 – Relay for automatic intermittent washing and wiping, without headlamp washer system (377), -with headlamp washer system (389), -with rain sensor (192) | |
| Relay locations on 13 position secondary relay carrier above relay plate, left hand drive vehicles | ||
| 1 | Empty | |
| 2 | J398 – Rear cover remote release (79) J546 – Rear cover remote release control unit (407) |
|
| 3 | Empty | |
| 4 | J5 – Fog light relay (53) | |
| 5 | J453 – Multifunction steering wheel control unit (450) | |
| 6 | J453 – Multifunction steering wheel control unit (450) | |
| 7 | J508 – Brake light suppression relay (206) | |
| 8 | J99 – Heated exterior mirror relay (53) J541 – Coolant shut-off valve relay (53) |
|
| 9 | J17 – Fuel pump relay, four wheel diesel, (53) | |
| 10 | J17 – Fuel pump relay (Prepump) (167) | |
| 11 | J226 – Starter lockout and reversing lamp relay (175) | |
| 12 | J317 – Terminal 30 voltage supply relay (109) | |
| 13 | J151 – Continuous coolant circulation relay (53) | |
| Fuse locations on 13-position secondary relay carrier, left-hand drive vehicles: | ||
| D | – | Empty |
| E. | – | Empty |
| F. | 15A | S30 – Rear window wiper single fuse (from December 2005), S144 – Alarm system central locking fuse (ATA turn signal) |
| G. | 15A | S111 – Fuse for anti-theft system (ATA horn) |
| 1 | J453 – Multifunction steering wheel control unit (450) | |
| 2 | J453 – Multifunction steering wheel control unit (450) | |
| 3 | J5 – Fog light relay (53) | |
| 4 | Empty | |
| 5 | J398 – Rear cover remote release (79) J546 – Rear cover remote release control unit (407) |
|
| 6 | Empty | |
| 7 | J151 – Continuous coolant circulation relay (53) | |
| 8 | J317 – Terminal 30 voltage supply relay (109) | |
| 9 | J226 – Starter lockout and reversing lamp relay (175) | |
| 10 | J17 – Fuel pump relay (Prepump) (167) | |
| 11 | J17 – Fuel pump relay, four wheel diesel, (53) | |
| 12 | J99 – Heated exterior mirror relay (53) J541 – Coolant shut-off valve relay (53) J193 – Cigarette lighter relay (53) |
|
| 13 | J508 – Brake light suppression relay (206) | |
| D | 15A | S144 – Central anti-theft locking system fuse (ATA direction indicator) |
| E. | 15A | S111 – Anti-theft system fuse (ATA horn) S30 – Rear window wiper single fuse (from December 2005) |
| F. | – | Empty |
| G. | – | Empty |
