SEAT LEON 2005 – Cruise control system (CCS), 1.9 l/96 kW turbo-diesel engine, engine codes ASZ . Wiring diagrams, Pin Connector, Location

Wiring Diagram SEAT LEON 2005 - Diesel direct injection system control unit - cruise control system switch - cruise control system (CCS) button (Set) - clutch pedal switch

D	Ignition/starter switch
F	Brake light switch
F63	Brake pedal switch
J59	X contact relief relay
J248	Diesel direct injection system control unit
S5	Fuse in fuse box/relay plate
S13	Fuse in fuse box/relay plate
S176	Fuse -4- (30), in fuse box/battery
S243	Fuse in fuse box
T10e	10-pin connector, black, in protective housing for connectors, on left in plenum chamber
T121	121-pin connector
500	Screw connection -1- (30), on relay plate
501	Screw connection -2- (30), on relay plate
A2	Positive (+) connection (15), in dash panel wiring harness
A20	Connection (15a), in dash panel wiring harness
A71	Connection (86), in dash panel wiring harness
A98	Positive (+) connection -4- (30), in dash panel wiring harness
W1	Positive (+) connection -1- (54), in rear wiring harness

Wiring Diagram SEAT LEON 2005 - Diesel direct injection system control unit - cruise control system switch - cruise control system (CCS) button (Set) - clutch pedal switch

E45	Cruise control system switch
E227	Cruise control system (CCS) button (Set)
F36	Clutch pedal switch
J248	Diesel direct injection system control unit
T10d	10-pin connector, green, in protective housing for connectors, on left in plenum chamber
T10e	10-pin connector, black, in protective housing for connectors, on left in plenum chamber
T10s	10-pin connector, next to steering column right

SEAT LEON 2005 Overview of relay

Overview of relay    

1 -

2 -	Relay on relay plate

q	Position of relays

2 -

Relay in left engine compartment:

A -	Secondary air pump relay -J299- (100)

-	High heat output relay -J360- (100) (only models with auxiliary heater)

B -	Terminal 30 voltage supply relay -J689- (428)

-	Current supply relay for Simos control unit -J363- (429) (for models with engine code BFQ only)

-	Low heat output relay -J359- (53) (only models with auxiliary heater)

C -

Vacant

 

SEAT LEON 2005 Relay on relay plate

Relay on relay plate

1 -	Dual tone horn relay -J4- (53)

2 -	X-contact relief relay -J59- (100)

3 -

Vacant

4 -	Fuel pump relay -J17- (409)

-	Glow plug relay -J52- (103)

V y Vl -

Automatic intermittent wash and wipe relay -J31-

-	with rain sensor, with/without headlight washer system (192)

-	without rain sensor, with headlight washer system (389)

-	without rain sensor, without headlight washer system (377)

 

SEAT LEON 2005 Relay on the 13 position additional relay carrier above the relay plate

Relay on the 13 position additional relay carrier above the relay plate

Left-handdrive vehicles:

1 -	Telephone relay

2....9 -

Vacant

10 -	Fuel pump relay (turbo diesel engine unit injectors) (167) -J17- (up to October 2002)

-	Fuel pump relay (TDI-PD) (53) (from November 2002)

11 -	Automatic gearbox relay AG4 -J60- (175)

12 -	Terminal 30 voltage supply relay -J317- (109)

13 -	Radiator fan relay (53)

 

Right-handdrive vehicles: 1....5 -  Vacant 6 -  Telephone switch-over relay 7 -  Radiator fan relay -J26- (53) 8 -  Terminal 30 voltage supply relay (109) 9 -  Automatic gearbox relay AG4 -J60- (175) 10 -  Fuel pump relay (turbo diesel engine unit injectors)-J17- (167) (up to October 2002)  -  Fuel pump relay (TDI-PD) (53) (from November 2002) 11 -  Vacant 12 -  Cigarette lighter relay Australia -J193- (53) 13 -  Vacant

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SEAT LEON 2005 Glow plug activation control unit:

Glow plug activation control unit:

A -	Glow plug activation control unit -J370- (with engine code ARL only)

 

SEAT LEON 2005 Overview of fuses

Overview of fuses    

1 -

q	Position of fuses

2 -

3 -	Fuse on fuse holder -S162-, -S163-, -S164-, -S176-, -S177-, -S178-, -S179-, -S180-, next to battery

q	Location, up to August 2000:

q	Location, from September 2000:

Fuse in fuse holder, dash panel

Fuse colours

30 A -

green

25 A -

white

20 A -

yellow

15 A -

blue

10 A -

red

7,5 A -

brown

5 A -

beige

3 A -

purple

The fuse electrical connections are shown in the respective current flow diagrams. The fuses for options not mentioned are also shown in the respective Current flow diagrams.

Fuses from S 24 are designated with an additional characteristic o. distinctive feature "2" in the Current Flow Diagram, for example: S 40 is designated as S 240.

 

SEAT LEON 2005 Position of fuses in fuse holder, left dash panel

Position of fuses in fuse holder, left dash panel

No.		Current Flow Diagram designation	Nominal value		Function/component	Terminal
1	-	-S1-	10A	-	Glove compartment light, heated washer jets
2	-	-S2-	10A	-	Turn signals
3	-	-S3-	5A	-	Side light warning lamp
4	-	-S4-	5A	-	Number plate light
5	-	-S5-	7.5A	-	Number plate light
6	-	-S6-	5A	-	Electric folding exterior mirror and window regulator (applicable up to October 2001) Convenience system central control unit (applicable from November 2001)
7	-	-S7-	10A	-	Reversing light
8	-	-S8-	5A	-	Telephone
9	-	-S9-	5A	-	ABS/ESP/HALDEX
10	-	-S10-	10A	-	Petrol engine control unit (applicable up to October 2001) Diesel engine control unit (applicable up to October 2001) - S-contact (applicable from November 2001)
11	-	-S11-	5A	-	Dash panel insert
12	-	-S12-	7.5A	-	Diagnosis voltage
13	-	-S13-	10A	-	Brake lights
14	-	-S14-	10A	-	Interior light
15	-	-S15-	5A	-	Dash panel insert, steering angle sender
16	-	-S16-	10A	-	Compressor

SEAT LEON 2005 Position of fuses in fuse holder, left dash panel

Toledo/León	Fitting Locations	No.  802 / 5

Toledo/León Fitting Locations No.  802 / 6 Toledo/León Fitting Locations No.  802 / 7 Auxiliary fuse above additional relay carrier Right-handdrive vehicles A -  Seat adjustment fuse -S45- (30 A) B -  Vacuum pump fuse (20 A) C -  Window regulator fuse -S37- (30 A) D -  Fuel charging hole fuse -S323- (10 A) E -  Alarm horn fuse -S111- (15 A)  -  Turn signal fuse -S144- (15 A) F -  Taxi fuse (15 A) G -  Vacant H -  Vacant   https://portal-diagnostov.com/license.html https://portal-diagnostov.com/license.html Automotive Electricians Portal FZCO Automotive Electricians Portal FZCO すべての配線図にアクセスする車 Left-handdrive vehicles: A -  Seat adjustment fuse -S45- (30 A) B -  Vacuum pump fuse (20 A) C -  Window regulator fuse -S37- (30 A) D -  Vacant E -  Taxi fuse (15 A) F -  Alarm horn fuse 1 -S111- (15 A)  -  Turn signal fuse -S144- (15 A) G -  Fuel charging hole fuse -S323- (10 A) H -  Vacant   https://portal-diagnostov.com/license.html https://portal-diagnostov.com/license.html Automotive Electricians Portal FZCO Automotive Electricians Portal FZCO すべての配線図にアクセスする車 SEAT LEON 2005 Fuse on fuse holder, next to battery (up to August 2000): Fuse on fuse holder, next to battery (up to August 2000): Fuses: S162 -  Glow plug heater 50 A S163 -  Engine control unit 50 A S164 -  Radiator fan 40 A S176 -  Passenger compartment, 110A S177 -  Alternator (90 A), 110 A  -  Alternator (120 A), 150 A S178 -  ABS (pump), 30 A S179 -  ABS, 30 A S180 -  Radiator fan 30 A

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SEAT LEON 2005 Fuse on fuse holder, next to battery (from September 2000):

Fuse on fuse holder, next to battery (from September 2000):

A -	Red wire, 16mm²

   

Fuses: S162 -  Glow plug heater 50 A S163 -  Engine control unit 50 A S164 -  Radiator fan 40 A S176 -  Passenger compartment, 110A S177 -  Alternator (90 A), 110 A  -  Alternator (120 A), 150 A S178 -  ABS (pump), 30 A S179 -  ABS, 30 A S180 -  Radiator fan 30 A

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SEAT LEON 2005 Overview of coupling station and connections for wiring harness

Overview of coupling station and connections for wiring harness    

1 -	Coupling station in protective housing, in plenum chamber

q	With connectors -T10g-, -T10d-, -T10e-, -T10-, -T6l-, -T10h-,

2 -	Coupling station, right B-pillar

q	With connector

3 -	Coupling station on left of C-pillar

q

Location

4 -	Coupling station on left of A-pillar

q	With connector

5 -	Coupling station in engine compartment, in left wiring harness

q

Location

Coupling station in protective housing, in plenum chamber

1 -	10-pin connector -T10g-, grey, automatic gearbox

2 -	10-pin connector, -T10d-, white, data bus wire, engine control unit, automatic gearbox, Motronic control unit, ABS control unit

3 -	10-pin connector -T10e-, black, cruise control system, Motronic control unit, engine control unit

4 -	10-pin connector -T10-, orange, reversing lights, engine control unit, starter, Climatronic control unit, Motronic control unit

5 -	6-pin connector -T6l-, brown, starter, fuel pump relay, engine control unit

Toledo/León	Fitting Locations	No.  803 / 3

6 -	10-pin connector -T10h-, blue, accelerator position sender, Motronic control unit, engine control unit

7 -	10-pin connector, -T10v-, green, radiator outlet coolant temperature sender, radiator fan control unit, potentiometer for temperature selection rotary knob

SEAT LEON 2005 Coupling station, right B-pillar

Coupling station, right B-pillar

1 -	10-pin connector -T10m-, black, signal loudspeakers, central locking, rear electric window regulator, rear door warning lamp

The wiring on the B-pillar, left, is installed vice versa.

 

SEAT LEON 2005 Coupling station on left of C-pillar Coupling station on left of C-pillar See connectors in fitting locations: Multi-pin connections. 1 -  Earth connection 2 -  Rear fog light, number plate light, reversing lights black 3 -  Rear window wiper and washer system (only for Leon) pink 4 -  Central locking brown

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SEAT LEON 2005 Coupling station on left of A-pillar

Coupling station on left of A-pillar

1 -	10-pin connector -T10i-, black, central locking, electric mirror adjustment, radio with muting / electric windows

The wiring on the A-pillar, right, is installed vice versa.

 

SEAT LEON 2005 Coupling station in engine compartment, in left wiring harness Coupling station in engine compartment, in left wiring harness See connectors in fitting locations: Multi-pin connections.

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