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VW BORA 2003 – 1.6 litre/74 kW Simos, engine codes AKL . Wiring diagrams, Pin Connector, Location

Wiring Diagram VW BORA 2003 - Alternator - starter



Wiring Diagram  VW BORA 2003 - Alternator - starter https://portal-diagnostov.com/license.html
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ABattery
BStarter
CAlternator
C1Voltage regulator
DIgnition/starter switch
J59X contact relief relay
J226Starter inhibitor and reversing light relay
S163Fuse -2- (30), in fuse box/battery
S176Fuse -4- (30), in fuse box/battery
S177Fuse -5- (30), in fuse box/battery
T2e2-pin connector, near starter (only models without air conditioner)
T44-pin connector, near starter (only models with air conditioner)
T66-pin connector, brown, in control unit protective housing, in plenum chamber, left
   500 Screw connection -1- (30), on relay plate
   502 Screw connection -1- (30a), on relay plate
   A41 Positive (+) connection (50), in dash panel wiring harness (up to April 2001)
   D97 Connection (50), in engine compartment wiring harness
*Only models with manual gearbox
---Only models with automatic gearbox
-••-Up to April 2001
**Up to August 2000
-••-From September 2000

Wiring Diagram VW BORA 2003 - Simos control unit - ignition system



Wiring Diagram  VW BORA 2003 - Simos control unit - ignition system https://portal-diagnostov.com/license.html
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DIgnition/starter switch
J361Simos control unit, centre in plenum chamber
N152Ignition transformer
PSpark plug connector
QFlame plug
S10Fuse in relay plate fuse box
S229Fuse in fuse holder
T4a4-pin connector
T66-pin connector, brown, in protective housing for connectors, left in plenum chamber
T14a14-pin connector, in cable channel left in engine compartment
T8080-pin connector
   501 Screw connection -2- (30), on relay plate
   A2 Positive (+) connection (15), in dash panel wiring harness
   A32 Positive connection (30), in dash panel wiring harness
   A98 Positive connection -4-(30), in dash panel wiring harness
   A104 Positive connection -2- (15), in dash panel wiring harness
   D78 Positive connection -1- (30a), in engine compartment wiring harness

Wiring Diagram VW BORA 2003 - Simos control unit - coolant temperature sender - Hall sender



Wiring Diagram  VW BORA 2003 - Simos control unit - coolant temperature sender - Hall sender https://portal-diagnostov.com/license.html
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G2Coolant temperature sender
G40Hall sender
G62Coolant temperature sender
J226Starter inhibitor and reversing light relay, above central electrics
J361Simos control unit, centre in plenum chamber
T1010-pin connector, orange, in protective housing for connectors, left in plenum chamber
T14a14-pin connector, in cable channel left in engine compartment
T8080-pin connector
   220 Earth connection (sender earth), in engine wiring harness
   608 Earth point, in centre of plenum chamber
   D101 Connection -1-, in engine compartment wiring harness
*For vehicles with manual gearbox only
---For vehicles with automatic gearbox only

Wiring Diagram VW BORA 2003 - Simos control unit - throttle vale control part - engine speed sensor - power steering pressure switch



Wiring Diagram  VW BORA 2003 - Simos control unit - throttle vale control part - engine speed sensor - power steering pressure switch https://portal-diagnostov.com/license.html
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F60Idling switch
F88Power assisted steering pressure switch
G28Engine speed sender
G69Throttle valve potentiometer
G88Throttle valve positioner potentiometer
J338Throttle valve control unit
J361Simos control unit, centre in plenum chamber
T33-pin connector, near intake manifold
T88-pin connector
T8080-pin connector
V60Throttle valve positioner
   220 Earth connection (sender earth), in engine wiring harness

Wiring Diagram VW BORA 2003 - Simos control unit - knock sensor - injectors



Wiring Diagram  VW BORA 2003 - Simos control unit - knock sensor - injectors https://portal-diagnostov.com/license.html
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G61Knock sensor I
J361Simos control unit, centre in plenum chamber
N30Injector, cylinder 1
N31Injector, cylinder 2
N32Injector, cylinder 3
N33Injector, cylinder 4
S232Fuse in fuse holder
T3a3-pin connector, near intake manifold
T1010-pin connector, orange, in protective housing for connectors, left in plenum chamber
T14a14-pin connector, in cable channel left in engine compartment
T8080-pin connector
   A101 Connection -3- (87), in dash panel wiring harness
   D95 Connection (injectors), in engine compartment wiring harness
   D102 Connection -2-, in engine compartment wiring harness
**Air conditioning system
***Connection for radiator fan control unit

Wiring Diagram VW BORA 2003 - Simos control unit - heater element (crankcase breather)



Wiring Diagram  VW BORA 2003 - Simos control unit - heater element (crankcase breather) https://portal-diagnostov.com/license.html
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J104ABS/ABS with EDL control unit
J217Automatic gearbox control unit
J361Simos control unit, in plenum chamber, centre
N79Heater element (crankcase breather)
T10w10-pin connector, white, in protective housing for connectors, in plenum chamber, left
T2525-pin connector, on ABS/ABS with EDL control unit
T4747-pin connector, ABS with EDL/TCS/ESP control unit (up to July 2000)
T47a47-pin connector, ABS/ABS with EDL/TCS/ESP control unit (from August 2000)
T6868-pin connector
T8080-pin connector
   114 Earth connection, in automatic gearbox wiring harness
   608 Earth point, in plenum chamber, centre
   A121 Connection (high bus), in dash panel wiring harness
   A122 Connection (low bus), in dash panel wiring harness
*Only models with manual gearbox
---Only models with automatic gearbox

Wiring Diagram VW BORA 2003 - Simos control unit - lambda probe - air mass meter - activated charcoal filter system solenoid valve - intake manifold change-over valve - fuel pump relay



Wiring Diagram  VW BORA 2003 - Simos control unit - lambda probe - air mass meter - activated charcoal filter system solenoid valve - intake manifold change-over valve - fuel pump relay https://portal-diagnostov.com/license.html
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G39Lambda probe
G70Air mass meter
J17Fuel pump relay
J234Airbag control unit, behind lower console
J361Simos control unit, in plenum chamber, centre
N80Activated charcoal filter system solenoid valve 1
N156Intake manifold change-over valve
T4b4-pin connector, near catalyst
T66-pin connector, brown, in control unit protective housing, in plenum chamber, left
T1010-pin connector, orange, in protective housing for connectors, in plenum chamber, left
T7575-pin connector
T8080-pin connector
   A27 Connection (speed signal), in dash panel wiring harness
   A125 Connection (crash signal), in dash panel wiring harness
   E30 Connection (87a), in engine wiring harness
-••-Up to April 2001

Wiring Diagram VW BORA 2003 - Fuel pump - fuel gauge sender - coolant shortage indicator sender



Wiring Diagram  VW BORA 2003 - Fuel pump - fuel gauge sender - coolant shortage indicator sender https://portal-diagnostov.com/license.html
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GFuel gauge sender
G6Fuel pump
G32Coolant shortage indicator sender
S228Fuse 28 in fuse box
S234Fuse 34 in fuse box
S243Fuse 43 in fuse box
T66-pin connector, brown, in control unit protective housing, in plenum chamber, left
T14a14-pin connector, in cable channel left in engine compartment
   42 Earth point, next to steering column
   81 Earth connection -1-, in dash panel wiring harness
   135 Earth connection -2-, in dash panel wiring harness
   269 Earth connection (sender earth) -1-, in dash panel wiring harness
   504 Screw connection -1- (87F), on relay plate
   A99 Connection -1- (87), in dash panel wiring harness
   A100 Connection -2- (87), in dash panel wiring harness
   E30 Connection (87a), in engine wiring harness
***From May 2000
-••-Up to April 2000

Wiring Diagram VW BORA 2003 - Dash panel insert - oil pressure warning - oil level/oil temperature sender - speedometer sender - coolant temperature/coolant shortage warning lamp



Wiring Diagram  VW BORA 2003 - Dash panel insert - oil pressure warning - oil level/oil temperature sender - speedometer sender - coolant temperature/coolant shortage warning lamp https://portal-diagnostov.com/license.html
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F1Oil pressure switch
G22Speedometer sender (Hall sender, on gearbox)
G266Oil level/oil temperature sender*
J285Control unit with display in dash panel insert
K3Oil pressure warning lamp
K28Coolant temperature/coolant shortage warning lamp
K38Oil level warning lamp*
S5Fuse in fuse box
S7Fuse in fuse box
T14a14-pin connector, in cable channel left in engine compartment
T3232-pin connector, blue
T32a32-pin connector, green
   85 Earth connection -1-, in engine compartment wiring harness
   608 Earth point, in plenum chamber, centre
   A20 Connection (15a), in dash panel wiring harness
   B163 Positive (+) connection -1- (15), in interior wiring harness
*Only with flexible service interval display

Wiring Diagram VW BORA 2003 - Dash panel insert - coolant temperature gauge - fuel gauge - rev. counter - speedometer - alternator warning lamp



Wiring Diagram  VW BORA 2003 - Dash panel insert - coolant temperature gauge - fuel gauge - rev. counter - speedometer - alternator warning lamp https://portal-diagnostov.com/license.html
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G1Fuel gauge
G3Coolant temperature gauge
G5Rev. counter
G21Speedometer
H3Warning buzzer
J285Control unit with display in dash panel insert
K2Alternator warning lamp
K105Reserve fuel warning lamp
T12a12-pin connector, connection for Climatronic only
T3232-pin connector, blue
   42 Earth point, next to steering column
   49 Earth point, on steering column
   135 Earth connection -2-, in dash panel wiring harness
   A13 Connection (door contact switch), in dash panel wiring harness
   A27 Connection (speed signal), in dash panel wiring harness
*Engine speed signal from engine control unit
***From May 2000

Wiring Diagram VW BORA 2003 - Dash panel insert - multi-function display - ambient temperature indicator - self-diagnosis connection - exhaust emissions warning lamp



Wiring Diagram  VW BORA 2003 - Dash panel insert - multi-function display - ambient temperature indicator - self-diagnosis connection - exhaust emissions warning lamp https://portal-diagnostov.com/license.html
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E86Multi-function display call-up button
E109Multi-function display, memory switch
G17Ambient temperature sensor
J119Multi-function display
J285Control unit with display in dash panel insert
J533Data bus diagnostic interface, in dash panel insert
K83Exhaust emissions warning lamp
T6e6-pin connector
T1616-pin connector, in dash panel centre, self-diagnosis connection
T3232-pin connector, blue
T32a32-pin connector, green
   A76 Connection (diagnosis wire K), in dash panel wiring harness