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VW POLO 1997 – 1.4 ltr./44 kW Motronic, engine code AEX . Wiring diagrams, Pin Connector, Location

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Wiring Diagram VW POLO 1997 - Battery - starter - alternator



Wiring Diagram VW POLO 1997 - Battery - starter - alternator https://portal-diagnostov.com/license.html
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ABattery
BStarter
CAlternator
C1Voltage regulator
DIgnition/starter switch
T4e4-pin connector, on gearbox
   1 Earth strap, battery body
   2 Earth strap, gearbox - body

Wiring Diagram VW POLO 1997 - 1AV control unit (injection system) - ignition system - Hall sender - coolant temperature sender



Wiring Diagram VW POLO 1997 - 1AV control unit (injection system) - ignition system - Hall sender - coolant temperature sender https://portal-diagnostov.com/license.html
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F88Power assisted steering pressure switch
G2Coolant temperature sender
G40Hall sender
G62Coolant temperature sender
J362Immobilizer control unit, next to steering column
J3821AV control unit (injection system), right in plenum chamber
N152Ignition transformer
N157Ignition transformer output stage
OIgnition distributor
PSpark plug connector
QFlame plug
T33-pin connector, on ignition transformer output stage
T66-pin connector, on immobilizer control unit
T28a28-pin connector, on engine
T4545-pin connector, on 1AV control unit, (injection system)
   12 Earth point, in engine compartment, left
   15 Earth point, on cylinder head
   139 Earth connection (sender earth), in Motronic wiring harness
   E6 Positive connection -1- (15), in Motronic wiring harness
   E17 Connection -2-, in Motronic wiring harness
*For engine code AER only

Wiring Diagram VW POLO 1997 - 1AV control unit (injection system) - throttle valve control part - intake air temperature sender - intake manifold pressure sender



Wiring Diagram VW POLO 1997 - 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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Get access to all wiring diagrams of the carDownload PDF file
F60Idling switch
G42Intake air temperature sender
G69Throttle valve potentiometer
G71Intake manifold pressure sender
G88Throttle valve positioner potentiometer
J338Throttle valve control unit
J3821AV control unit (injection system), right in plenum chamber
T8h8-pin connector, on throttle valve control unit
T28a28-pin connector, on engine
T4545-pin connector, on 1AV control unit, (injection system)
V60Throttle valve positioner
   15 Earth point, on cylinder head
   139 Earth connection (sender earth), in Motronic wiring harness

Wiring Diagram VW POLO 1997 - 1AV control unit (injection system) - injectors - Lambda probe



Wiring Diagram VW POLO 1997 - 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
T44-pin connector, on gearbox
T66-pin connector, on immobilizer control unit
T28a28-pin connector, on engine
T4545-pin connector, on 1AV control unit, (injection system)
   G3 Positive (+) connection in cable sleeve - injectors

Wiring Diagram VW POLO 1997 - 1AV control unit (injection system) - knock sensor - activated charcoal filter system - fuel supply system



Wiring Diagram VW POLO 1997 - 1AV control unit (injection system) - knock sensor - activated charcoal filter system - fuel supply system https://portal-diagnostov.com/license.html
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GFuel gauge sender
G6Fuel pump (pre-supply pump)
G61Knock sensor I
J17Fuel pump relay (01259)
J3821AV control unit (injection system), right in plenum chamber
N80Activated charcoal filter system solenoid valve I
T2c2-pin connector, on engine
T28a28-pin connector, on engine
T4545-pin connector, on 1AV control unit, (injection system)
TV2Terminal 30 junction box, behind the relay plate
   12 Earth point, in engine compartment, left

Wiring Diagram VW POLO 1997 - Radiator fan - speedometer sender - oil pressure switch



Wiring Diagram VW POLO 1997 - Radiator fan - speedometer sender - oil pressure switch https://portal-diagnostov.com/license.html
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F18Radiator fan thermo-switch
F22Oil pressure switch (0.3 bar)
G22Speedometer sender (Hall sender on gearbox)
G32Coolant shortage indicator sender
T3a3-pin connector, on radiator fan
T1616-pin connector, behind shelf on driver's side, self-diagnosis socket for V.A.G 1551
T28a28-pin connector, on engine
V7Radiator fan
WInterior light, front
W3Luggage compartment light
   12 Earth point, in engine compartment, left
   15 Earth point, on cylinder head
   210 Earth connection -1-, in Motronic wiring harness

Wiring Diagram VW POLO 1997 - Dash panel insert - fuel gauge - coolant shortage and coolant temperature indicator - optical and acoustical oil pressure warning - odometer display



Wiring Diagram VW POLO 1997 - Dash panel insert - fuel gauge - coolant shortage and coolant temperature indicator - optical and acoustical oil pressure warning - odometer display https://portal-diagnostov.com/license.html
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Get access to all wiring diagrams of the carDownload PDF file
G1Fuel gauge
G3Coolant temperature gauge
G5Rev. counter
H11Oil pressure warning buzzer
J285Control unit with display in dash panel insert
K3Oil pressure warning lamp
K28Coolant temperature/coolant shortage warning lamp
T4d4-pin connector, behind relay plate
T2828-pin connector, on dash panel insert
Y4Odometer display