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VW TRANSPORTER 1999 – 2.5 l/65 kW direct injection turbo diesel, engine codes AYY . Wiring diagrams, Pin Connector, Location

Wiring Diagram VW TRANSPORTER 1999 - Climatronic operating and display unit - Climatronic control unit - temperature flap control motor



Wiring Diagram  VW TRANSPORTER 1999 - Climatronic operating and display unit - Climatronic control unit - temperature flap control motor https://portal-diagnostov.com/license.html
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E87Control and display unit for Climatronic
G56Dash panel temperature sensor
G92Potentiometer, temperature flap control motor
J255Climatronic control unit
J285Control unit with display in dash panel insert
L75Digital display illumination
L76Button illumination
RRadio
T55-pin connector, behind dash panel, centre
T88-pin connector, on radio
T8a8-pin connector, behind relay plate
T2424-pin connector, behind dash panel, right
T3232-pin connector, on dash panel insert
T28a28-pin connector, red
T28b28-pin connector, blue
TV13Terminal for speed signal, blue
V42Temperature sensor blower
V68Temperature flap control motor

Wiring Diagram VW TRANSPORTER 1999 - Climatronic control unit - central flap control motor - footwell/defroster flap control motor



Wiring Diagram  VW TRANSPORTER 1999 - Climatronic control unit - central flap control motor - footwell/defroster flap control motor https://portal-diagnostov.com/license.html
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G17Ambient temperature sensor
G112Control motor potentiometer, central flap
G114Control motor potentiometer, footwell/defroster flap
J255Climatronic control unit
J285Control unit with display in dash panel insert
T1mSingle connector, behind relay plate, up to August 2000
T4h4-pin connector, behind relay plate, from September 2000
T5a5-pin connector, behind dash panel, centre
T5b5-pin connector, behind dash panel, centre
T2424-pin connector, behind dash panel, right
T28b28-pin connector, blue
T28c28-pin connector, white
T32a32-pin connector, on dash panel insert
V70Central flap control motor
V85Footwell/defroster flap control motor
   L39 Connection (air conditioner pressure switch) -1-, in Climatronic wiring harness
   L40 Connection (air conditioner pressure switch) -2-, in Climatronic wiring harness
---Only models with Climatronic without multi-funcion display
*Only models without Climatronic with multi-funcion display
**Only models with Climatronic with multi-funcion display

Wiring Diagram VW TRANSPORTER 1999 - Rear Climatronic control and display unit - Climatronic control unit - sunlight penetration photosensor - coolant temperature sender - front vent temperature sender - vacuum valve strip



Wiring Diagram  VW TRANSPORTER 1999 - Rear Climatronic control and display unit - Climatronic control unit - sunlight penetration photosensor - coolant temperature sender - front vent temperature sender - vacuum valve strip https://portal-diagnostov.com/license.html
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E265Rear Climatronic control and display unit
G17Ambient temperature sensor, in front left bumper
G107Sunlight penetration photosensor, on dash panel left
G110Air conditioner system coolant temperature sender, in engine compartment, left
G152Front vent temperature sender, on left footwell vent console
J255Climatronic control unit
L75Digital display illumination
L76Button illumination
N53Vacuum valve strip, behind dash panel, centre
T3a3-pin connector, behind dash panel, left
T4e4-pin connector, behind relay plate
T5d5-pin connector
T6c6-pin connector, behind relay plate
T6d6-pin connector, behind relay plate
T2424-pin connector, behind dash panel, right
T28a28-pin connector, red
T28b28-pin connector, blue
T28c28-pin connector, white
   110 Earth connection -2-, in instruments wiring harness
   L56 Connection (sender), in Climatronic wiring harness
   L72 Connection (photosensor), in Climatronic wiring harness

Wiring Diagram VW TRANSPORTER 1999 - Climatronic control unit - air conditioner pressure switch - fresh air blower front



Wiring Diagram  VW TRANSPORTER 1999 - Climatronic control unit - air conditioner pressure switch - fresh air blower front https://portal-diagnostov.com/license.html
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F129Air conditioner pressure switch
J126Fresh air blower control unit, behind the dash panel
J162Heater control unit D4W
J248Diesel direct injection system control unit
J255Climatronic control unit
T1lSingle connector, behind relay plate
T1oSingle connector, behind relay plate
T1vSingle connector, behind relay plate
T33-pin connector
T4e4-pin connector, behind relay plate
T8a8-pin connector, behind relay plate
T8e8-pin connector, behind relay plate
T8i8-pin connector, near additional heater
T2424-pin connector, behind dash panel, right
T28a28-pin connector, red
T28b28-pin connector, blue
T6868-pin connector
T121121-pin connector
V2Fresh air blower
   33 Earth point, behind dash panel, right
   A61 Positive (+) connection (X), in instruments wiring harness
   L57 Connection (air conditioner pressure switch) -1-, in Climatronic wiring harness - radiator fan
   L58 Connection (air conditioner pressure switch) -2-, in Climatronic wiring harness - radiator fan
*Only models with additional water heater D4W

Wiring Diagram VW TRANSPORTER 1999 - Climatronic control unit - rear evaporator temperature sender - rear heat exchanger temperature sender - rear evaporator blower



Wiring Diagram  VW TRANSPORTER 1999 - Climatronic control unit - rear evaporator temperature sender - rear heat exchanger temperature sender - rear evaporator blower https://portal-diagnostov.com/license.html
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E20Switches and instruments, lighting control
G153Rear evaporator temperature sender
G154Rear heat exchanger temperature sender
J255Climatronic control unit
J285Control unit with display in dash panel insert
J349Evaporator blower control unit
L39Heated rear window switch bulb
T1bSingle connector, behind lower right D pillar trim
T4d4-pin connector, behind relay plate
T4f4-pin connector, behind steering column right D pillar trim
T6b6-pin connector, behind relay plate
T6c6-pin connector, behind relay plate
T6d6-pin connector, behind relay plate
T3232-pin connector, on dash panel insert
T28a28-pin connector, red
T28c28-pin connector, white
V20Rear evaporator blower
   33 Earth point, behind dash panel, right
   244 Earth connection (sender earth), in Climatronic wiring harness
   245 Earth connection, in 2nd evaporator fan wiring harness
   A53 Connection (58b), in dash panel wiring harness

Wiring Diagram VW TRANSPORTER 1999 - Climatronic control unit - refrigerant circuit solenoid valve - two-way valve for coolant shut-off - additional heat exchanger valve



Wiring Diagram  VW TRANSPORTER 1999 - Climatronic control unit - refrigerant circuit solenoid valve - two-way valve for coolant shut-off - additional heat exchanger valve https://portal-diagnostov.com/license.html
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J255Climatronic control unit
N43Refrigerant circulation solenoid valve, behind lower right D pillar trim
N147Coolant shut-off valve two-way valve, on bulkhead, left
N172Additional heat exchanger valve, on bulkhead, left
T4f4-pin connector, behind steering column right D pillar trim
T6b6-pin connector, behind relay plate
T6c6-pin connector, behind relay plate
T28a28-pin connector, red
T28c28-pin connector, white
TV14Terminal for self-diagnosis, white
   30 Earth point -1-, next to relay plate
   A20 Connection (15a), in dash panel wiring harness
   A76 Connection (diagnosis wire K), in dash panel wiring harness
   L68 Connection -2- (sender), in Climatronic wiring harness

Wiring Diagram VW TRANSPORTER 1999 - Climatronic control unit - rear blower fuse - blower relay - rear warm air blower



Wiring Diagram  VW TRANSPORTER 1999 - Climatronic control unit - rear blower fuse - blower relay - rear warm air blower https://portal-diagnostov.com/license.html
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ABattery
E3Hazard warning light switch
J255Climatronic control unit
J323Blower relay, control number (114), behind dash panel, centre
J350Warm air blower control unit
SB9Fuse -9- in fuse box/relay plate, below the relay plate
SB13Fuse -13- in fuse box/relay plate, below the relay plate
SB14Fuse -14- in fuse box/relay plate, below the relay plate
SB15Fuse -15- in fuse box/relay plate, below the relay plate
T4d4-pin connector, behind relay plate
T6c6-pin connector, behind relay plate
T8b8-pin connector, on hazard warning light switch
T28a28-pin connector, red
T28b28-pin connector, blue
T28c28-pin connector, white
V47Rear warm air blower
   30 Earth point -1-, next to relay plate
   110 Earth connection -2-, in instruments wiring harness
   243 Earth connection -1-, in Climatronic wiring harness
   A1 Positive (+) connection (30a), in dash panel wiring harness
   A40 Positive (+) connection-1- (30), in instruments wiring harness
*Up to August 2000
---From September 2000

Wiring Diagram VW TRANSPORTER 1999 - Relay for Climatronic - magnetic coupling - continued coolant circulation



Wiring Diagram  VW TRANSPORTER 1999 - Relay for Climatronic - magnetic coupling - continued coolant circulation https://portal-diagnostov.com/license.html
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F95Thermo-switch for continued coolant circulation
J254Relay for Climatronic, control number (140), with ½ second switching delay
N25Air conditioning system magnetic coupling
T1kSingle connector, behind relay plate
T1pSingle connector, behind relay plate
T22-pin connector, in engine compartment, front right
T8a8-pin connector, behind relay plate
V51Continued coolant circulation pump
   18 Earth point, on engine block
   110 Earth connection -2-, in instruments wiring harness
   172 Earth connection, in engine compartment wiring harness - Climatronic
   A49 Connection -1-, in dash panel wiring harness

Wiring Diagram VW TRANSPORTER 1999 - Radiator fan - radiator fan thermo-switch - radiator fan relay



Wiring Diagram  VW TRANSPORTER 1999 - Radiator fan - radiator fan thermo-switch - radiator fan relay https://portal-diagnostov.com/license.html
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ABattery
F18Radiator fan thermo-switch
F163Air conditioner shut-off thermo-switch
F165Radiator fan thermo-switch, third speed, front in engine compartment
J26Radiator fan relay
N39Radiator fan series resistor
SA2Fuse -2- in battery fuse box
SA3Fuse -3- in battery fuse box
T1qSingle connector, behind relay plate
T2e2-pin connector, with 350 Watt fan
T2f2-pin connector, with 350 Watt fan
T4a4-pin connector
T4b4-pin connector
T4c4-pin connector
T4r4-pin connector, with 450 Watt fan
T4s4-pin connector, with 450 Watt fan
V7Radiator fan, left (350/450 W)
V35Radiator fan, right (350/450 W)
   172 Earth connection -1-, in engine compartment wiring harness - Climatronic
   K21 Connection -1-, in radiator fan wiring harness
   K22 Connection -2-, in radiator fan wiring harness
   K25 Connection -4-, in radiator fan wiring harness
   K26 Connection -5-, in radiator fan wiring harness
*Only models with manual gearbox
**Only models with automatic gearbox
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