AUTOMOTIVE ELECTRICIANS

VW POLO 2003 – Driving school equipment . Wiring diagrams, Pin Connector, Location

Wiring Diagram VW POLO 2003 - Footwell light switch - driving school vehicle relay - fuse - 12 V socket - driving school vehicle footwell light



Wiring Diagram  VW POLO 2003 - Footwell light switch - driving school vehicle relay - fuse - 12 V socket - driving school vehicle footwell light
DIgnition and starter switch
E295Footwell light switch
J519Onboard supply control unit
J746Driving school vehicle relay
L156Switch illumination bulb
S131Fuse 1
S132Fuse 2
TV2Terminal 30 wiring junction
U512 V socket
W56Driving school vehicle footwell light
   199 Earth connection 3 in dash panel wiring harness
   252 Earth connection in optional equipment wiring harness
   332 Earth connection 4, in dash panel wiring harness
   A2 Positive connection (15), in dash panel wiring harness
   A15 Positive connection (15), in instruments wiring harness
   A52 Positive connection 2 (30), in dash panel wiring harness
   A104 Positive connection 2 (15), in dash panel wiring harness
   X54 Positive connection (58), in optional equipment wiring harness
   X63 Positive connection 1 (15a), in optional equipment wiring harness

Wiring Diagram VW POLO 2003 - Switch for warning buzzer - driving school vehicle accelerator switch - front passenger side pedal switch for warning buzzer



E20Switches and instruments illumination regulator
E296Warning buzzer switch
E494Driving school vehicle accelerator switch
F63Brake pedal switch
F349Front passenger side pedal switch for warning buzzer
H28Driving school vehicle warning buzzer
J519Onboard supply control unit
J746Driving school vehicle relay
K96Warning lamp
L156Switch illumination bulb
   252 Earth connection in optional equipment wiring harness
   A4 Positive connection (58b), in dash panel wiring harness
   X54 Positive connection (58), in optional equipment wiring harness
   X63 Positive connection 1 (15a), in optional equipment wiring harness
   X78 Connection 1, in optional equipment wiring harness
*Does not apply to models with an automatic gearbox


VW POLO 2003 Overview of control units

Overview of control units
   
q   Connectors
q   Connector T8c
q   From November 2007, Fitting Locations
5 -  Parking aid control unit -J446-
q   Fitting location
q   Connectors

   
q   From November 2007, Fitting Locations
q   From November 2007, Fitting Locations
q   Heated driver seat control unit -J131-
q   Fitting location
q   Heated front seats control unit -J774-
q   Fitting location
11 -  Dipped headlight control unit, on/off (Coming home system) -J665-
q   ⇒ Fitting locations; Relay assignment; Relay carrier (15 slot) page 803/3 position -7-

   
q   Connectors
14 -  Air conditioning system control unit -J301-
q   ⇒ Workshop manual; Heating; Air conditioning System; Heating, air conditioning system; Repair group 87
q   Connector, models with no side airbag
q   Connector, models with side airbag
q   Connectors

Polo Fitting Locations No.  804 / 4
   
q   From November 2007, Fitting Locations
q   Discontinued from November 2005

Polo Fitting Locations No.  804 / 5
   
Convenience system central control unit -J393-
Fitting location:
Under dash panel ⇒ Position 2
 
Connectors convenience system central control unit -J393-
A -  Convenience system central control unit
Multi-pin connections:
B -  Connector -T12i-
q   Brown
C -  Connector -T23-
D -  Connector -T12c-
q   Black

   

VW POLO 2003 32-pin connector,T32a, on dash panel insert -J285-

Polo Fitting Locations No.  804 / 8
   
 -  16 - Coolant shortage indicator sender
 -  17 - Immobilizer reader coil
 -  18 - Rear fog light warning lamp
 -  19 - Fog light warning lamp
 -  20 - Belt switch warning lamp
 -  21 - Handbrake warning
 -  22 - Brake fluid level warning contact
 -  23 - Oil pressure switch
 -  24 - Wake-up
 -  25 - Vacant
 -  26 - Vacant
 -  27 - Multifunction display
 -  28 - Vacant
 -  29 - Vacant
 -  30 - Windscreen washer fluid level sender
 -  31 - Ambient temperature sensor
 -  32 - Terminal 31 for sender-output
 

VW POLO 2003 8-pin connector, T8c, on dash panel insert -J285-

8-pin connector, T8c, on dash panel insert -J285-
 -  1 - Brake pad warning lamp
 -  2 - Vacant
 -  3 - Vacant
 -  4 - Right parking light
 -  5 - Terminal 15 - input
 -  6 - Left parking light
 -  7 - Terminal 30 - input
 -  8 - Terminal 31 - input
 
VW POLO 2003 8-pin connector, T8c, on dash panel insert -J285-Get access to all wiring diagrams of the car

VW POLO 2003 Right door control unit, to November 2007

Right door control unit, to November 2007
Front passenger door control unit -J387-
VW POLO 2003 Right door control unit, to November 2007Get access to all wiring diagrams of the car
A -  Front passenger door control unit
Multi-pin connections:
B -  Connector -T8i-
C -  Not assigned
Rear right door control unit -J389-
A -  Rear right door control unit
Multi-pin connections:
B -  Connector -T8k-
C -  Not assigned

   

VW POLO 2003 Right door control unit, from November 2007

Right door control unit, from November 2007
Front passenger door control unit -J387-
VW POLO 2003 Right door control unit, from November 2007Get access to all wiring diagrams of the car
A -  Front passenger door control unit
Multi-pin connections:
B -  Connector -T16f-
Rear right door control unit -J389-
A -  Rear right door control unit
Multi-pin connections:
B -  Connector -T16h-

   

VW POLO 2003 Parking aid control unit -J446-

Parking aid control unit -J446-
Fitting location:
On right behind luggage compartment side trim
1 -  Parking aid control unit -J446-
2 -  Rear parking aid warning buzzer -H15-
A -  16-pin connector -T16d-
B -  12-pin connector -T12n-
C -  2-pin connector -T2aa-
 
VW POLO 2003 Parking aid control unit -J446-Get access to all wiring diagrams of the car
Connectors for parking aid control unit -J446-
VW POLO 2003 Parking aid control unit -J446-Get access to all wiring diagrams of the car
A -  Parking aid control unit
Connectors:
B -  Connector -T12n-
C -  Not assigned
D -  Connector -T16d-

   

VW POLO 2003 Fuel pump control unit -J538-

Fuel pump control unit -J538-
VW POLO 2003 Fuel pump control unit -J538-Get access to all wiring diagrams of the car
Fitting location:
Under rear bench seat ⇒ -arrow-

   

VW POLO 2003 Left door control unit, to November 2007

Left door control unit, to November 2007
Driver door control unit -J386-
VW POLO 2003 Left door control unit, to November 2007Get access to all wiring diagrams of the car
A -  Driver door control unit
Multi-pin connections:
B -  Pin connector -T8h-
C -  Connector -T6aa-
Rear left door control unit -J388-
A -  Rear left door control unit
Multi-pin connections:
B -  Connector -T8j-
C -  Not assigned

   

VW POLO 2003 Left door control unit, from November 2007

Left door control unit, from November 2007
Driver door control unit -J386-
VW POLO 2003 Left door control unit, from November 2007Get access to all wiring diagrams of the car
A -  Driver door control unit
Multi-pin connections:
B -  Connector -T16e-
Rear left door control unit -J388-
A -  Rear left door control unit
Multi-pin connections:
B -  Connector -T16g-

   

VW POLO 2003 Heated driver seat control unit -J131-

Heated driver seat control unit -J131-
Fitting location:
On driver seat frame ⇒ -arrow-


VW POLO 2003 Heated front passenger seat control unit -J132-



VW POLO 2003 Heated front seats control unit -J774-

VW POLO 2003 Onboard supply control unit -J519-

Onboard supply control unit -J519-
VW POLO 2003 Onboard supply control unit -J519-Get access to all wiring diagrams of the car
Fitting location:
Under dash panel ⇒ Position 1

   
Connectors on onboard supply control unit -J519-
VW POLO 2003 Onboard supply control unit -J519-Get access to all wiring diagrams of the car
XP1 - Connector -T6o-
t  Black
XP2 - Connector -T6j-
t  Brown
XP3 - Connector -T6x-
t  White
XP4 - Connector -T5a-
t  Black
XP5 - Connector -T5c-
t  Brown
XS1 - Connector -T6c-
t  Black
XS2 - Connector -T18b-
t  Black
XS3 - Connector -T6y-
t  Brown
XS4 - Connector -T18a-
t  Brown
XS5 - Connector -T6k-
t  Red
XS6 - Connector -T16a-
t  Black

   

VW POLO 2003 Airbag control unit -J234-

Airbag control unit -J234-
Fitting location:
Under centre console at front ⇒ -arrow-
  Note:
Earth connection via housing for vehicle earth!
 
VW POLO 2003 Airbag control unit -J234-Get access to all wiring diagrams of the car
Connectors on airbag control unit -J234-
Models with no side airbag
   
VW POLO 2003 Airbag control unit -J234-Get access to all wiring diagrams of the car
A -  Airbag control unit
Pin connector:
B -  Connector -T50-

   
Connectors on airbag control unit -J234-
Models with no side airbag
   
VW POLO 2003 Airbag control unit -J234-Get access to all wiring diagrams of the car
A -  Airbag control unit
Pin connector:
B -  Connector -T75-

   

VW POLO 2003 Mobile telephone operating electronics control unit -J412-

A -  Mobile telephone operating electronics control unit

VW POLO 2003 Overview of relay carrier locations

Overview of relay carrier locations
   
VW POLO 2003 Overview of relay carrier locationsGet access to all wiring diagrams of the car
1 -  Relay carrier (15-pin)
q   Vehicles from November 2001
q   Fitting location
q   Vehicles from May 2005
q   Fitting location
q   Vehicles from May 2008
q   Fitting​ location​

   
Relay carrier (15 slot), from November 2001
VW POLO 2003 Overview of relay carrier locationsGet access to all wiring diagrams of the car
1 -  Driving school mode relay -746-
2 -  Not assigned
3 -  Glow plug relay -J52- (100)
3 -  Motronic current supply relay -J271- (103)
q   Only engine code AXU
4 -  Fuel pump relay -J17- (53)
q   Diesel engines
5 -  Warning lamps relay -J560- (449)
6 -  Headlight washer system -J39- (53)
7 -  Starter inhibitor relay -J207- (126)
8 -  Low heat output relay -J359- (53)
9 -  High heat output relay -J360- (100)

   
10 -  Motronic current supply relay -J271- (100) or (429)
10 -  Current supply relay -J16- (429)
10 -  Current supply relay -J16- (53)
11 -  X-contact relief relay -J59- (18)
12 -  Fuel supply relay -J643- (404)
13 -  Fuel pump relay -J17- (167)
q   Petrol engines
14 -  Fuses
q   Only diesel
q   S276 - 40A
q   S277 - 40A
q   S278 - 40A
15 -  Diesel direct injection system relay -J317- (109)

   

VW POLO 2003 Relay carrier (15 slot), from May 2005

Relay carrier (15 slot), from May 2005
VW POLO 2003 Relay carrier (15 slot), from May 2005Get access to all wiring diagrams of the car
1 -  Secondary air pump relay -J299-
q   Only engine code BJX
1 -  Folding exterior mirror control unit -J351- (361)
2 -  Folding exterior mirror control unit -J351- (361)
2 -  Driving school mode relay -J746-
3 -  Glow plug relay -J52- (103)
q   Diesel engines
q   Not engine code BLT
3 -  Motronic current supply relay -J271- (100)
q   Only engine code AXU
4 -  Fuel pump relay -J17- (53)
q   Diesel engines
5 -  Door warning lamps relay -J560- (449)
5 -  Brake light suppression relay -J508- (489)
q   November 2005 to November 2006
6 -  Headlight washer system relay -J39- (53)

   
7 -  Dipped headlight control unit, on/off (coming home system) -J665- (449)
8 -  Low heat output relay -J359- (53)
q   Diesel engines
8 -  Coolant pump relay -J235- (53)
q   Only engine code BJX
9 -  High heat output relay -J360- (100)
q   Diesel engines
10 -  Motronic current supply relay -J271- (429)
q   Only engine codes BMD and BME
10 -  Radiator fan relay -J26- (53)
q   Only engine codes ASZ and BLT
11 -  X-contact relief relay -J59- (100)
12 -  Fuel supply relay -J643- (404)
q   Petrol engines
q   Only engine codes BMD and BXU

   
13 -  Fuel pump relay -J17- (167)
q   Petrol engines
q   Not engine code AXU
14 -  Fuses
q   Diesel engines
q   S276 - Heater element fuse 1 - 40A
q   S277 - Heater​ element​ fuse​ 2 - 40A
q   S278 - Heater​ element​ fuse​ 3 - 40A
15 -  Terminal 30 voltage supply relay -J317- (109)/(643)
q   Diesel engines
q   Petrol engines with engine code BJX or BUD
15 -  Starter inhibitor relay -J207- (53)
q   Petrol engines
q   Only engine code BKY with automatic gearbox
15 -  Motronic current supply relay -J271- (109)
q   Only engine codes BUD and BTS
15 -  Fuel pump relay -J17- (167)/(447)
q   Only engine codes BMD and BME

   

VW POLO 2003 Relay carrier (15 slot), from May 2008

Relay carrier (15 slot), from May 2008
VW POLO 2003 Relay carrier (15 slot), from May 2008Get access to all wiring diagrams of the car
1 -  Secondary air pump relay -J299- (100)
q   Only engine code BJX
1 -  Folding exterior mirror control unit -J351- (361)
2 -  Folding exterior mirror control unit -J351- (361)
2 -  Driving school mode relay -J746- (467)
3 -  Glow plug relay -J52- (100)
q   Diesel engines
q   Only engine codes AXR, BNV, BNM
4 -  Fuel pump relay -J17- (53)
q   Diesel engines
q   Petrol engines ¹)
5 -  Not assigned
6 -  Headlight washer system relay -J39- (53)
¹) Gradual introduction in model year 2008

   
7 -  Dipped headlight control unit, on/off (coming home system) -J665- (456)
8 -  Low heat output relay -J359- (53)
q   Diesel engines
9 -  High heat output relay -J360- (100)
q   Diesel engines
10 -  Motronic current supply relay -J271- (429)
q   Only engine codes BBM, BZG
10 -  Radiator fan relay -J26- (53)
q   Only engine codes ASZ, BLT
11 -  X-contact relief relay -J59- (100)
12 -  Fuel supply relay -J643- (404)
q   Only engine codes BTS, BUD, BZG

   
13 -  Fuel pump relay -J17- (53)
q   Petrol engines ¹)
14 -  Fuses
q   Diesel engines
q   S276 - Heater element fuse 1 - 40A
q   S277 - Heater​ element​ fuse​ 2 - 40A
q   S278 - Heater​ element​ fuse​ 3 - 40A
15 -  Terminal 30 voltage supply relay - J317 (643)
q   Diesel engines
15 -  Motronic current supply relay -J271- (643)
q   Petrol engines
q   Not engine codes BUD, BTS
¹) Discontinued with gradual introduction in model year 2008

   


VW POLO 2003 Overview of all earth points

Overview of all earth points
671 -  Earth point 1, on front of left longitudinal member
12 -  Earth point, on left in engine compartment
652 -  Earth point, engine and gearbox earth
11 -  Earth point, in battery box
640 -  Earth point 2, in engine compartment
29 -  Earth point, on left in engine compartment, behind battery
606 -  Earth point, under centre console, near selector lever
61 -  Earth point, on left C-pillar

   
14 -  Earth point, on gearbox (depends on equipment)
13 -  Earth point, on right in engine compartment
15 -  Earth point, on cylinder head (depends on equipment)
614 -  Earth point 2, on right in engine compartment
610 -  Earth point (audio), at front under centre console
637 -  Earth point, airbag control unit

   
12 - Earth point, on left in engine compartment
14 - Earth point, on gearbox
  Note:
Depends on equipment
 
11 - Earth point, in battery box
640 - Earth point 2, in engine compartment
 
VW POLO 2003 Overview of all earth pointsGet access to all wiring diagrams of the car
29 - Earth point, on left in engine compartment behind battery
61 - Earth point, left C-pillar
 
  Note:
Discontinued, from 2006
 
VW POLO 2003 Overview of all earth pointsGet access to all wiring diagrams of the car
614 - Earth point 2, on right in engine compartment
15 - Earth point, on cylinder head
  Note:
Depends on equipment
 

VW POLO 2003 Earth points, in interior

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