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SEAT LEON 2001 – Standard equipment, Toledo . Wiring diagrams, Pin Connector, Location

Wiring Diagram SEAT LEON 2001 - Battery - ignition/starter switch - X contact relief relay



Wiring Diagram  SEAT LEON 2001 - Battery - ignition/starter switch - X contact relief relay https://portal-diagnostov.com/license.html
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ABattery (00532)
BStarter
DIgnition/starter switch
J59X contact relief relay
S162Fuse -1- (30) in battery fuse box
S163Fuse -2- (30) in battery fuse box
S164Fuse -3- (30) in battery fuse box
S176Fuse -4- (30) in battery fuse box
S177Fuse -5- (30) in battery fuse box
S178Fuse -6- (30) in battery fuse box
S179Fuse -7- (30) in battery fuse box
S180Fuse -8- (30) in battery fuse box
T33-pin connector on battery
T6l6-pin connector, brown, in protective housing for connectors, in plenum chamber, left side
  1 Earth strap, battery - body
  2 Earth strap, gear box - body
  500 Bolted connection -1- (30), on relay plate
  501 Bolted connection -2- (30), on relay plate
  503 Bolted connection -2- (75x), on relay plate
  A2 Positive connection (15), in dash panel wiring harness
  A32 Positive connection (30), in dash panel wiring harness
  A41 Positive connection (50), in dash panel wiring harness
  A49 Connection -1-, in dash panel wiring harness
  A80 Connection -1- (X), in dash panel wiring harness

Wiring Diagram SEAT LEON 2001 - Control unit with display on dash panel insert - immobiliser reading coil - seatbelt switch - driver side - lights switched on warning buzzer



Wiring Diagram  SEAT LEON 2001 - Control unit with display on dash panel insert - immobiliser reading coil - seatbelt switch - driver side - lights switched on warning buzzer https://portal-diagnostov.com/license.html
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CAlternator
D2Immobiliser reading coil (01128)
E24Seatbelt switch - driver side (00591)
H16Lights switched on warning buzzer
J...Engine control units
J285Control unit with display on dash panel insert (01317)
J362Immobiliser control unit
K2Alternator warning lamp
K19Seatbelt warning lamp (00665)
K63Warning lamp for symbol 'yellow triangle' (auto-check system with voice)
K117Immobiliser warning lamp (00750)
S5Fuses in fuse box/relay plate
S7Fuses in fuse box/relay plate
S11Fuses in fuse box/relay plate
T1010-pin connector, orange, on connector protective housing, in plenum chamber, left side
T10d10-pin connector, green, on connector protective housing, in plenum chamber, left side
T3232-pin connector, blue, in dash panel insert
T32a32-pin connector, green, in dash panel insert
  32 Earth point, behind dash panel, to left
  33 Earth point, behind dash panel, to right
  81 Earth connection -1-, in dash panel wiring harness
  A2 Positive connection (15), in dash panel wiring harness
  A121 Connection (High-Bus), in dash panel wiring harness
  A122 Connection (Low-Bus), in dash panel wiring harness
  B163 Positive connection -1- (15), in interior wiring harness

Wiring Diagram SEAT LEON 2001 - Control unit with display on dash panel insert - revs counter - towing warning lamp - fuel level warning lamp - oil level/temperature sender



Wiring Diagram  SEAT LEON 2001 - Control unit with display on dash panel insert - revs counter - towing warning lamp - fuel level warning lamp - oil level/temperature sender https://portal-diagnostov.com/license.html
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G5Revs counter (00662)
G22Speedometer sender (01086)
G266Oil level/temperature sender (00562)
J...Engine control units
J255Climatronic control unit (01320)
J285Control unit with display on dash panel insert (01317)
K18Towing warning lamp
K105Fuel level warning lamp (01082)
L75Display digital illumination
S22Fuse in fuse box/relay plate
S223Fuse in fuse box
Y4Odometer display
T1010-pin connector, orange, on connector protective housing, in plenum chamber, left side
T12d12-pin connector, in Climatronic
T14a14-pin connector, on wiring channel, left side
T16b16-pin connector
T3232-pin connector, blue, in dash panel insert
T32a32-pin connector, green, in dash panel insert
  A27 Connection (speed signal), in dash panel wiring harness
  A43 Connection (57L), in dash panel wiring harness
  A44 Connection (57r), in dash panel wiring harness
  A84 Connection (58L), in dash panel wiring harness
  A85 Connection (58R), in dash panel wiring harness
*Only vehicles with WIV

Wiring Diagram SEAT LEON 2001 - Control unit with display in dash panel insert - main beam warning lamp - fog light warning lamp - left turn signal warning lamp - digital clock



Wiring Diagram  SEAT LEON 2001 - Control unit with display in dash panel insert - main beam warning lamp - fog light warning lamp - left turn signal warning lamp - digital clock https://portal-diagnostov.com/license.html
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G21Speedometer (00663)
J285Control unit with display in dash panel insert (01317)
J393Convenience system central control unit (01330)
K1Main beam warning lamp
K13Fog light warning lamp
K65Left turn signal warning lamp
K94Right turn signal warning lamp
Y2Digital clock
T5d5-pin connector, brown, coupling station, C pillar left side
T2323-pin connector, under steering wheel
T3232-pin connector, blue, in dash panel insert
  135 Earth connection -2-, in dash panel wiring harness
  A5 Positive connection (right turn signal) in dash panel wiring harness
  A6 Positive connection (left turn signal) in dash panel wiring harness
  A13 Connection (door contact switch) in dash panel wiring harness
  A51 Connection (56), in dash panel wiring harness
  A88 Connection (fog light), dash panel wiring harness

Wiring Diagram SEAT LEON 2001 - Control unit with display in dash panel insert - multifunction display call-up button - multifunction display memory switch - handbrake warning lamp



Wiring Diagram  SEAT LEON 2001 - Control unit with display in dash panel insert - multifunction display call-up button - multifunction display memory switch - handbrake warning lamp https://portal-diagnostov.com/license.html
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E86Multifunction display call-up button
E109Multifunction display memory switch
F9Handbrake warning switch (01114)
F34Brake fluid level switch
G33Windscreen washer water level sender
J285Control unit with display in dash panel insert (01317)
K4Side light warning lamp
K14Handbrake warning lamp
K37Windscreen washer water level warning lamp
K102Tailgate/boot lid closed warning lamp
K118Brake system warning lamp
T6d6-pin connector
T3232-pin connector, blue, in dash panel insert
T32a32-pin connector, green, in dash panel insert
  179 Earth connection, in left headlight wiring harness
  269 Earth connection (electronic earth) -1-, in dash panel wiring harness
  A115 Connection (hand brake warning), in dash panel wiring harness

Wiring Diagram SEAT LEON 2001 - Turn signal switch - headlight dipper/flasher switch - parking light switch - twin filament bulb/sealed beam insert left



Wiring Diagram  SEAT LEON 2001 - Turn signal switch - headlight dipper/flasher switch - parking light switch - twin filament bulb/sealed beam insert left https://portal-diagnostov.com/license.html
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E2Turn signal switch (00886)
E4Headlight dipper/flasher switch
E19Parking light switch
L1Twin filament bulb/sealed beam insert, left
M1Side light bulb, left
M5Turn signal bulb, front left
M18Turn signal bulb, side left
S18Fuses in relay plate/fuse box
S19Fuses in relay plate/fuse box
S21Fuse in relay plate/fuse box
T88-pin connector, left headlight
T1212-pin connector, turn signals
  179 Earth connection, in left headlight wiring harness
  A5 Positive connection (right turn signal) in dash panel wiring harness
  A6 Positive connection (left turn signal) in dash panel wiring harness
  B166 Connection (56a), in interior wiring harness
  B167 Unión (56b), en mazo de cables del habitáculo

Wiring Diagram SEAT LEON 2001 - Hazard warning light switch - turn signal relay - hazard warning light warning lamp - twin filament bulb/sealed beam insert right



Wiring Diagram  SEAT LEON 2001 - Hazard warning light switch - turn signal relay - hazard warning light warning lamp - twin filament bulb/sealed beam insert right https://portal-diagnostov.com/license.html
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E3Hazard warning light switch
J1Turn signal relay
K6Hazard warning light warning lamp (00910)
L2Twin filament bulb/sealed beam insert, right
M3Side light bulb, right
M7Turn signal bulb, front right
M19Turn signal bulb, side right
S20Fuses in relay plate/fuse box
T77-pin connector, in central console
T8a8-pin connector, right headlight
  179 Earth connection, in left headlight wiring harness
  A5 Positive connection (right turn signal) in dash panel wiring harness
  A6 Positive connection (left turn signal) in dash panel wiring harness
  B167 Connection (56b), in interior wiring harness

Wiring Diagram SEAT LEON 2001 - Brake light switch - CCS brake pedal switch/diesel direct injection system - turn signal bulb - rear left - brake/tail light bulb - left



Wiring Diagram  SEAT LEON 2001 - Brake light switch - CCS brake pedal switch/diesel direct injection system - turn signal bulb - rear left - brake/tail light bulb - left https://portal-diagnostov.com/license.html
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FBrake light switch (00526-2131)
F47CCS brake pedal switch/diesel direct injection system (00629)
J...Engine control units
M6Turn signal bulb, rear left
M21Brake/tail light bulb, left
M25High level brake light bulb
T5c5-pin connector
T5d5-pin connector, brown, coupling station, C pillar, left side
T5m5-pin connector, in tailgate/boot lid luggage compartment
T5n5-pin connector, in luggage compartment, left side
T5k5-pin connector, in tailgate/boot lid, right
T6h6-pin connector, in luggage compartment, left side
  50 Earth point, luggage compartment, to left
  86 Earth connection -1-, in rear wiring harness
  98 Earth connection, tailgate/boot lid wiring harness
  A6 Positive connection (left turn signal) in dash panel wiring harness
  A98 Positive connection -4- (30), in dash panel wiring harness
  B131 Connection (54), in interior wiring harness
  W1 Positive connection -1- (54) in rear wiring harness
  W6 Connection (left turn signal), in rear wiring harness
*Diesel vehicles only

Wiring Diagram SEAT LEON 2001 - Reversing light switch - turn signal bulb - rear right - reversing light bulb - left - reversing light bulb - right



Wiring Diagram  SEAT LEON 2001 - Reversing light switch - turn signal bulb - rear right - reversing light bulb - left - reversing light bulb - right https://portal-diagnostov.com/license.html
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F4Reversing light switch
M8Turn signal bulb, rear right
M16Reversing light bulb, left
M17Reversing light bulb, right
M22Brake/tail light bulb, right
T5c5-pin connector
T5d5-pin connector, brown, coupling station, C pillar, left side
T5j5-pin connector, brown, in tailgate/boot lid
T5k5-pin connector, in tailgate/boot lid, right
T5l5-pin connector, in tailgate/boot lid, left
T5n5-pin connector, in luggage compartment, left side
T6h6-pin connector, in luggage compartment, left side
T6i6-pin connector, in luggage compartment, right side
T1010-pin connector, orange, on connector protective housing, on plenum chamber, left side
  86 Earth connection -1-, in rear wiring harness
  98 Earth connection, tailgate/boot lid wiring harness
  A5 Positive connection (right turn signal) in dash panel wiring harness
  A87 Connection (reversing light), dash panel wiring harness
  W3 Connection in rear wiring harness
  W7 Connection (right turn signal), in rear wiring harness
  W33 Connection (reversing light), tailgate/boot lid wiring harness

Wiring Diagram SEAT LEON 2001 - Tank filler flap remote release switch - luggage compartment light switch - foglight bulb - rear left - foglight bulb - rear right - luggage compartment light



Wiring Diagram  SEAT LEON 2001 - Tank filler flap remote release switch - luggage compartment light switch - foglight bulb - rear left - foglight bulb - rear right - luggage compartment light https://portal-diagnostov.com/license.html
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E204Tank filler flap remote release switch
F5Luggage compartment light switch
J393Convenience system central control unit (01330)
L46Foglight bulb, rear left
L47Foglight bulb, rear right
L76Button bulb
S270Fuse -12- (30), in fuse box/battery
V155Tank filler flap locking motor (01357)
W3Luggage compartment light (01565)
T5c5-pin connector
T5k5-pin connector, in tailgate/boot lid, right
T5l5-pin connector, in tailgate/boot lid, left
T5m5-pin connector, in tailgate/boot lid luggage compartment
T5n5-pin connector, in luggage compartment, left side
T6i6-pin connector, in luggage compartment, right side
T2323-pin connector, under steering wheel
  98 Earth connection, tailgate/boot lid wiring harness
  218 Earth connection, tailgate/boot lid wiring harness
  A29 Connection (interior light), in dash panel wiring harness
  R6 Positive connection -1-, in interior light wiring harness
  W4 Connection -1- (rear fog lights), in rear wiring harness
  W15 Connection -1- (luggage compartment light), in rear wiring harness
  W25 Connection -2- (rear fog light), in rear wiring harness

Wiring Diagram SEAT LEON 2001 - Cigarette lighter light bulb - radio - cigarette lighter



Wiring Diagram  SEAT LEON 2001 - Cigarette lighter light bulb - radio - cigarette lighter https://portal-diagnostov.com/license.html
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L28Cigarette lighter light bulb
RRadio (01304)
S12Fuses in fuse box/relay plate
S13Fuses in fuse box/relay plate
S15Fuses in fuse box/relay plate
S237Fuse in fuse box
S239Fuse in fuse box
S240Fuse in fuse box
S241Fuse in fuse box
S242Fuse in fuse box
U1Cigarette lighter
T8b8-pin connector, in radio
T10d10-pin connector, green, on connector protective housing, on plenum chamber, left side
T1616-pin connector, self-diagnosis
  45 Earth point, behind dash panel
  255 Earth connection -1-, in radio wiring harness
  A4 Positive connection (58b), in dash panel wiring harness
  A21 Connection (86s), in dash panel wiring harness
  A76 Connection (diagnosis wire K), in dash panel wiring harness
  V22 Positive connection (30a), in navigation wiring harness

Wiring Diagram SEAT LEON 2001 - Light switch - fog light switch - rear fog light switch - fog light warning lamp - light switch bulb



Wiring Diagram  SEAT LEON 2001 - Light switch - fog light switch - rear fog light switch - fog light warning lamp - light switch bulb https://portal-diagnostov.com/license.html
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E1Light switch
E7Fog light switch
E18Rear fog light switch
K17Fog light warning lamp
L9Light switch bulb
S236Fuse in fuse box
T8a8-pin connector, right headlight
T1717-pin connector, light switch
  45 Earth point, behind dash panel
*Fog light pre-installation

Wiring Diagram SEAT LEON 2001 - Horn plate - horn/dual tone horn - dual tone horn relay - glove box light - number plate light



Wiring Diagram  SEAT LEON 2001 - Horn plate - horn/dual tone horn - dual tone horn relay - glove box light - number plate light https://portal-diagnostov.com/license.html
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HHorn plate (00889)
H1Horn/dual tone horn (00906)
J4Dual tone horn relay
S1Fuses in fuse box/relay plate
S3Fuses in fuse box/relay plate
S4Fuses in fuse box/relay plate
W6Glove box light
XNumber plate light
T5b5-pin connector, next to steering column
T5k5-pin connector, on bonnet, right
T5m5-pin connector, on tailgate/boot lid
T5n5-pin connector, in luggage compartment, left side
  12 Earth point in engine compartment, to left
  176 Earth connection, in headlight wiring harness right
  A37 Connection (58a), in dash panel wiring harness
  A61 Positive connection (X), in dash panel wiring harness
  A90 Connection (dual tone horn), in dash panel wiring harness
*Only on vehicles with dual tone horn

Wiring Diagram SEAT LEON 2001 - Light regulator - switches and instruments - headlight range control adjuster - headlight range control adjuster left - headlight range control adjuster motor right



Wiring Diagram  SEAT LEON 2001 - Light regulator - switches and instruments - headlight range control adjuster - headlight range control adjuster left - headlight range control adjuster motor right https://portal-diagnostov.com/license.html
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E20Light regulator - switches and instruments
E102Headlight range control adjuster
V48Headlight range control adjuster motor, left
V49Headlight range control adjuster motor, right
T77-pin connector, in central console
T88-pin connector, left headlight
T8a8-pin connector, right headlight
  42 Earth point, next to steering column
  101 Earth connection, in wiring harness headlight range control adjuster
  A103 Connection -2- (56), in dash panel wiring harness
  A114 Connection (headlight range control adjuster), in dash panel wiring harness

Wiring Diagram SEAT LEON 2001 - Fresh air blower switch - fresh air/air recirculating flap switch - fresh air/air recirculation warning lamp - light bulb fresh air controls - oil level and temperature sender



Wiring Diagram  SEAT LEON 2001 - Fresh air blower switch - fresh air/air recirculating flap switch - fresh air/air recirculation warning lamp - light bulb fresh air controls - oil level and temperature sender https://portal-diagnostov.com/license.html
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E9Fresh air blower switch
E159Fresh air/air recirculating flap switch
G266Oil level and temperature sender (00562)
K114Fresh air/air recirculation warning lamp
L16Light bulb fresh air controls
N24Fresh air blower with overheating fuse series resistor
S2Fuses in relay plate/fuse box
S225Fuse in fuse box
V2Fresh air blower (01273-4124)
V154Fresh air/air recirculation flap control motor
T4c4-pin connector, under front passenger seat
T4n4-pin connector, in engine compartment left side
T6n6-pin connector
T8l8-pin connector
T14a14-pin connector, in wiring channel, left side
  45 Earth point, behind dash panel
  162 Earth connection, in fan motor wiring harness
  A20 Connection (15a), in dash panel wiring harness
  L66 Connection, in heater blower wiring harness
*Vehicles with WIV only

Wiring Diagram SEAT LEON 2001 - Heated rear window switch - heated rear window warning lamp - heated rear window switch light bulb - windscreen washer pump - heated rear window



Wiring Diagram  SEAT LEON 2001 - Heated rear window switch - heated rear window warning lamp - heated rear window switch light bulb - windscreen washer pump - heated rear window https://portal-diagnostov.com/license.html
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E15Heated rear window switch (00973)
K10Heated rear window warning lamp (00911)
L39Heated rear window switch light bulb
S224Fuse in fuse box
S226Fuse in fuse box
V5Windscreen washer pump
Z1Heated rear window (00975)
T5c5-pin connector
T5d5-pin connector, brown, coupling station, C pillar left side
T7a7-pin connector, in central console
  A96 Connection (53a), in dash panel wiring harness
  A97 Connection (53), in dash panel wiring harness
  A102 Connection (wiper), in dash panel wiring harness
  W8 Connection (15a), in rear wiring harness

Wiring Diagram SEAT LEON 2001 - Intermittent wiper switch - intermittent wiper control - automatic intermittent wash/wipe relay - windscreen wiper motor



Wiring Diagram  SEAT LEON 2001 - Intermittent wiper switch - intermittent wiper control - automatic intermittent wash/wipe relay - windscreen wiper motor https://portal-diagnostov.com/license.html
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E22Intermittent wiper switch
E38Intermittent wiper control
J31Automatic intermittent wash/wipe relay
VWindscreen wiper motor
T4nb4-pin connector, on wiper motor
T6d6-pin connector
T8c8-pin connector
T1818-pin connector
  A96 Connection (53a), in dash panel wiring harness
  A97 Connection (53), in dash panel wiring harness
  A102 Connection (wiper) in dash panel wiring harness