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VW POLO 2002 – 1.4 litre Motronic/44 kW, engine codes AEX with automatic gearbox . Wiring diagrams, Pin Connector, Location

Wiring Diagram VW POLO 2002 - Battery - starter - alternator - radiator fan - starter inhibitor relay



Wiring Diagram  VW POLO 2002 - Battery - starter - alternator - radiator fan - starter inhibitor relay https://portal-diagnostov.com/license.html
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ABattery
BStarter
CAlternator
C1Voltage regulator
DIgnition/starter switch
F18Radiator fan thermo-switch
J207Starter inhibitor relay, next to relay plate
S162Fuse -1- (30), in battery fuse box
S163Fuse -2- (30), in battery fuse box
S179Fuse -7- (30), in battery fuse box
T3c3-pin connector, black, on radiator fan
T4d4-pin connector, black, on gearbox
T4g4-pin connector, black
T10a10-pin connector, green, near relay station
T10d10-pin connector, red, near relay station
V7Radiator fan
   1 Earth strap, battery - body
   12 Earth point, in engine compartment, left
   500 Screw connection -1- (30), on relay plate
   502 Screw connection -1- (30a), on relay plate
*Left-hand drive only
**Right-hand drive only

Wiring Diagram VW POLO 2002 - 1AV control unit (injection system) - ignition system - Hall sender - coolant temperature sender



Wiring Diagram  VW POLO 2002 - 1AV control unit (injection system) - ignition system - Hall sender - coolant temperature sender https://portal-diagnostov.com/license.html
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G2Coolant temperature sender
G40Hall sender
G62Coolant temperature sender
J3821AV control unit (injection system), right in plenum chamber
N152Ignition transformer
N157Ignition transformer output stage
OIgnition distributor
PSpark plug connector
QFlame plug
T3b3-pin connector, black, on ignition transformer output stage
T2828-pin connector, black, on engine
T4545-pin connector, black
   12 Earth point, in engine compartment, left
   15 Earth point, on cylinder head
   85 Earth connection -1-, in engine compartment wiring harness
   139 Earth connection (sender earth), in Motronic wiring harness

Wiring Diagram VW POLO 2002 - 1AV control unit (injection system) - throttle valve control part - intake air temperature sender - intake manifold pressure sender



Wiring Diagram  VW POLO 2002 - 1AV control unit (injection system) - throttle valve control part - intake air temperature sender - intake manifold pressure sender https://portal-diagnostov.com/license.html
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F60Idling switch
G42Intake air temperature sender
G69Throttle valve potentiometer
G71Intake manifold pressure sender
G88Throttle valve positioner potentiometer
J338Throttle valve control unit, near intake manifold
J3821AV control unit (injection system), right in plenum chamber
T8h8-pin connector, black, on throttle valve control unit
T2828-pin connector, black, on engine
T4545-pin connector, black
V60Throttle valve positioner
   15 Earth point, on cylinder head
   139 Earth connection (sender earth), in Motronic wiring harness

Wiring Diagram VW POLO 2002 - 1AV control unit (injection system) - injectors - Lambda probe



Wiring Diagram  VW POLO 2002 - 1AV control unit (injection system) - injectors - Lambda probe https://portal-diagnostov.com/license.html
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G39Lambda probe
J362Immobilizer control unit, next to steering column
J3821AV control unit (injection system), right in plenum chamber
N30Injector, cylinder 1
N31Injector, cylinder 2
N32Injector, cylinder 3
N33Injector, cylinder 4
S8Fuse in relay plate fuse box
T4f4-pin connector, black, on gearbox
T66-pin connector, black, on immobilizer control unit
T10a10-pin connector, green, near relay station
T10c10-pin connector, blue, near relay station
T10d10-pin connector, red, near relay station
T2828-pin connector, black, on engine
T4545-pin connector, black
   85 Earth connection -1-, in engine compartment wiring harness
   131 Earth connection -3-, in engine compartment wiring harness
   G3 Positive (+) connection in cable sleeve - injectors

Wiring Diagram VW POLO 2002 - 1AV control unit (injection system) - knock sensor - activated charcoal filter system - automatic gearbox control unit - multi-function switch



Wiring Diagram  VW POLO 2002 - 1AV control unit (injection system) - knock sensor - activated charcoal filter system - automatic gearbox control unit - multi-function switch https://portal-diagnostov.com/license.html
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F125Multi-function switch
G61Knock sensor I
J17Fuel pump relay
J217Automatic gearbox control unit, on gearbox
J3821AV control unit (injection system), right in plenum chamber
M17Reversing light bulb, right
N80Activated charcoal filter system solenoid valve I
T2c2-pin connector, black, on engine
T10a10-pin connector, green, near relay station
T10d10-pin connector, red, near relay station
T10g10-pin connector, brown, near relay station
T10i10-pin connector, black, on multi-function switch
T2828-pin connector, black, on engine
T28b28-pin connector, black, on gearbox
T4545-pin connector, black
T45a45-pin connector, black
   14 Earth point, on gearbox
   D151 Connection (RF), in engine compartment wiring harness

Wiring Diagram VW POLO 2002 - Automatic gearbox control unit - solenoid valves - solenoid valve series resistor



Wiring Diagram  VW POLO 2002 - Automatic gearbox control unit - solenoid valves - solenoid valve series resistor https://portal-diagnostov.com/license.html
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G93Gearbox oil temperature sender
J217Automatic gearbox control unit, on gearbox
N207Solenoid valve series resistance, automatic gearbox
N88Solenoid valve 1
N89Solenoid valve 2
N90Solenoid valve 3
N91Solenoid valve 4
N93Solenoid valve 6
T2m2-pin connector, black, on gearbox
T8g8-pin connector, black, on gearbox
T28b28-pin connector, black, on gearbox
T45a45-pin connector, black

Wiring Diagram VW POLO 2002 - Automatic gearbox control unit - road speed sender - gearbox speed sender - selector lever lock solenoid valve - kick-down switch



Wiring Diagram  VW POLO 2002 - Automatic gearbox control unit - road speed sender - gearbox speed sender - selector lever lock solenoid valve - kick-down switch https://portal-diagnostov.com/license.html
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FBrake light switch
F8Kick-down switch
G38Gearbox speed sender
G68Road speed sender
J217Automatic gearbox control unit
N110Selector lever lock solenoid
T4k4-pin connector, black, left-hand drive only
T6c6-pin connector, black, right-hand drive only
T10g10-pin connector, brown, near relay station
T28b28-pin connector, black, on gearbox
T45a45-pin connector, black
   85 Earth connection -1-, in engine compartment wiring harness
   131 Earth connection -2-, in engine compartment wiring harness
   A76 Connection (diagnosis wire K), in dash panel wiring harness
   D73 Positive connection (54), in engine compartment wiring harness

Wiring Diagram VW POLO 2002 - Exhaust gas recirculation valve



Wiring Diagram  VW POLO 2002 - Exhaust gas recirculation valve https://portal-diagnostov.com/license.html
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N18Exhaust gas recirculation valve
S1Fuse in relay plate fuse box
S3Fuse in relay plate fuse box
S4Fuse in relay plate fuse box
S5Fuse in relay plate fuse box
S9Fuse in relay plate fuse box
S18Fuse in relay plate fuse box
T1010-pin connector, white, near relay station
T10a10-pin connector, green, near relay station
T10c10-pin connector, blue, near relay station
T2828-pin connector, black, on engine
Z20Heater element, left washer jet
Z21Heater element, right washer jet
   B135 Connection -1- (15a), in interior wiring harness
   D101 Connection -1-, in engine compartment wiring harness

Wiring Diagram VW POLO 2002 - Starten inhibitor switch - selector lever illumination



Wiring Diagram  VW POLO 2002 - Starten inhibitor switch - selector lever illumination https://portal-diagnostov.com/license.html
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E17Starter inhibitor and reversing lights switch
L79Selector lever illumination
S2Fuse in relay plate fuse box
S6Fuse in relay plate fuse box
S10Fuse in relay plate fuse box
T212-pin connector, black, near selector lever
T4i4-pin connector, black, near selector lever
T4k4-pin connector, black, left-hand drive only
T6c6-pin connector, black, right-hand drive only
T10a10-pin connector, green, near relay station
T10d10-pin connector, red, near relay station
T10g10-pin connector, brown, near relay station
   277 Earth connection -3-, in interior wiring harness
   501 Screw connection -2- (30), on relay plate
   B150 Positive connection -2- (30a), in interior wiring harness
*Left-hand drive only
**Right-hand drive only

Wiring Diagram VW POLO 2002 - Speedometer sender - coolant shortage indicator sender - fuel supply - oil pressure switch



Wiring Diagram  VW POLO 2002 - Speedometer sender - coolant shortage indicator sender - fuel supply - oil pressure switch https://portal-diagnostov.com/license.html
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F1Oil pressure switch
GFuel gauge sender
G6Fuel pump (pre-supply pump)
G22Speedometer sender (Hall sender on gearbox)
G32Coolant shortage indicator sender
S232Fuse in fuse holder
T10a10-pin connector, green, near relay station
T10b10-pin connector, black, near relay station
T10d10-pin connector, red, near relay station
T2828-pin connector, black, on engine
   15 Earth point, on cylinder head
   59 Earth point, near left-hand tail light
   B109 Earth connection, in rear left interior wiring harness
   B149 Positive connection -2- (15a), in interior wiring harness

Wiring Diagram VW POLO 2002 - Dash panel insert - alternator warning lamp - fuel gauge - coolant shortage and coolant temperature warning lamp - optical and acoustical oil pressure warning - odometer display



Wiring Diagram  VW POLO 2002 - Dash panel insert - alternator warning lamp - fuel gauge - coolant shortage and coolant temperature warning lamp - optical and acoustical oil pressure warning - odometer display https://portal-diagnostov.com/license.html
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G1Fuel gauge
G3Coolant temperature gauge
G5Rev. counter
H11Oil pressure warning buzzer
J285Control unit with display in dash panel insert
K2Alternator warning lamp
K3Oil pressure warning lamp
K28Coolant temperature/coolant shortage warning lamp
T10a10-pin connector, green, near relay station
T10b10-pin connector, black, near relay station
T32a32-pin connector, blue, on dash panel insert
Y4Odometer display
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