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VW PASSAT 2003 – Climatronic, 4.0 l/202 kW Motronic, engine codes BDN . Wiring diagrams, Pin Connector, Location

Wiring Diagram VW PASSAT 2003 - Climatronic control unit - fresh air blower control unit and solar operation - solar cell isolation relay - fresh air blower - temperature sensor blower - solar cells



Wiring Diagram  VW PASSAT 2003 - Climatronic control unit - fresh air blower control unit and solar operation - solar cell isolation relay - fresh air blower - temperature sensor blower - solar cells https://portal-diagnostov.com/license.html
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C20Solar cells
G56Dash panel temperature sensor
J126Fresh air blower control unit
J255Climatronic control unit
J309Solar cell isolation relay
J355Solar operation control unit
S225Fuse in fuse box
T2s2-pin connector, black
T66-pin connector, brown, on fresh air blower control unit
T16a16-pin connector, black
T16b16-pin connector, brown
V2Fresh air blower
V42Temperature sensor blower
   32 Earth point, on left behind dash panel
   81 Earth connection -1-, in dash panel wiring harness
   135 Earth connection -2-, in dash panel wiring harness
   503 Screw connection (75x), on relay plate
   A36 Connection (75a), in dash panel wiring harness
   A138 Connection -2-, in dash panel wiring harness
*Only models with solar roof

Wiring Diagram VW PASSAT 2003 - Climatronic control unit - central flap footwell/defroster flap control motor



Wiring Diagram  VW PASSAT 2003 - Climatronic control unit - central flap footwell/defroster flap control motor https://portal-diagnostov.com/license.html
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G112Control motor potentiometer, central flap
G114Control motor potentiometer, footwell/defroster flap
J255Climatronic control unit
T6a6-pin connector, black, behind dash panel, centre
T6b6-pin connector, blue, behind dash panel, centre
T16a16-pin connector, black
T2020-pin connector, red
V70Central flap control motor
V85Footwell/defroster flap control motor
   199 Earth connection -3-, in dash panel wiring harness
   A58 Connection (5 volt), in instruments wiring harness

Wiring Diagram VW PASSAT 2003 - Climatronic control unit - potentiometer- air flow flap control motor and temperature flap



Wiring Diagram  VW PASSAT 2003 - Climatronic control unit - potentiometer- air flow flap control motor and temperature flap https://portal-diagnostov.com/license.html
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G92Temperature flap control motor potentiometer
G113Control motor potentiometer, air flow flap
J255Climatronic control unit
T6c6-pin connector, black
T6d6-pin connector, red
T16a16-pin connector, black
T2020-pin connector, red
V68Temperature flap control motor
V71Air flow flap control motor
   199 Earth connection -3-, in dash panel wiring harness
   A58 Connection (5 volt), in instruments wiring harness

Wiring Diagram VW PASSAT 2003 - Climatronic control unit - fresh air intake duct temperature sensor - sunlight penetration photosensor - vent temperature sender



Wiring Diagram  VW PASSAT 2003 - Climatronic control unit - fresh air intake duct temperature sensor - sunlight penetration photosensor - vent temperature sender https://portal-diagnostov.com/license.html
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G89Fresh air intake duct temperature sensor
G107Sunlight penetration photosensor
G191Vent temperature sender, centre
G192Vent temperature sender, footwell
G263Evaporator outflow temperature sender
J255Climatronic control unit
T4a4-pin connector, black
T1212-pin connector, black
T16b16-pin connector, brown
T2020-pin connector, red
   199 Earth connection -3-, in dash panel wiring harness
   A58 Connection (5 volt), in instruments wiring harness

Wiring Diagram VW PASSAT 2003 - Climatronic control unit - control unit with display in dash panel insert - data bus diagnostic interface - ambient temperature sensor - self-diagnosis connection



Wiring Diagram  VW PASSAT 2003 - Climatronic control unit - control unit with display in dash panel insert - data bus diagnostic interface - ambient temperature sensor - self-diagnosis connection https://portal-diagnostov.com/license.html
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G17Ambient temperature sensor
J31Automatic intermittent wash/wipe relay
J255Climatronic control unit
J285Control unit with display in dash panel insert
J533Data bus diagnostic interface
S15Fuse in fuse box/relay plate
T2b2-pin connector
T1212-pin connector, black
T15k15-pin connector, grey, coupling station left A-pillar
T1616-pin connector, near handbrake lever, self-diagnosis connection
T16a16-pin connector, black
T16b16-pin connector, brown
T2020-pin connector, red
T32a32-pin connector, blue, on dash panel insert
T32b32-pin connector, green, on dash panel insert
   269 Earth connection (sender earth) -1-, in dash panel wiring harness
   A1 Positive (+) connection (30a), in dash panel wiring harness
   A49 Connection -1-, in dash panel wiring harness
   A73 Connection (ambient temperature display), in dash panel wiring harness
   A76 Connection (diagnosis wire K), in dash panel wiring harness
   A146 Connection (convenience CAN bus, high), in dash panel wiring harness
   A147 Connection (convenience CAN bus, low), in dash panel wiring harness
   A156 Connection (53c), in dash panel wiring harness

Wiring Diagram VW PASSAT 2003 - Climatronic control unit - high pressure sender - coolant shut-off valve - heater - compressor regulating valve - air conditioner



Wiring Diagram  VW PASSAT 2003 - Climatronic control unit - high pressure sender - coolant shut-off valve - heater - compressor regulating valve - air conditioner https://portal-diagnostov.com/license.html
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DIgnition/starter switch
E87Control and display unit for air conditioner/Climatronic
G65High pressure sender
J255Climatronic control unit
L75Digital display illumination
L76Button illumination
N279Coolant shut-off valve, heater **
N280Compressor regulating valve, air conditioning system
S5Fuse in fuse box/relay plate
S282Engine electronics fuse
T3k3-pin connector, grey, coupling station left A-pillar
T10e10-pin connector, orange, on protective housing for control units, on left in engine compartment
T15s15-pin connector, red, on control unit protective housing, left in engine compartment,
T16a16-pin connector, black
T16b16-pin connector, brown
T2020-pin connector, red
   28 Earth point, on bulkhead
   85 Earth connection -1-, in engine compartment wiring harness
   A2 Positive (+) connection (15), in dash panel wiring harness
   A74 Connection (15a, fuse 5), in dash panel wiring harness
   E30 Connection (87a), in engine wiring harness
*Only models with solar roof
**Discontinued from May 2002

Wiring Diagram VW PASSAT 2003 - Radiator fan control unit - radiator fan



Wiring Diagram  VW PASSAT 2003 - Radiator fan control unit - radiator fan https://portal-diagnostov.com/license.html
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J220Motronic control unit
J293Radiator fan control unit
J671Radiator fan control unit -2-
S42Radiator fan single fuse
S142Radiator fan control unit fuse
S229Fuse in fuse box
T2o2-pin connector
T2p2-pin connector
T2q2-pin connector, in engine compartment, front left
T3k3-pin connector, grey, coupling station left A-pillar
T4p4-pin connector
T6p6-pin connector
T15a15-pin connector, white, on protective housing for control units, on left in engine compartment
T15k15-pin connector, grey, coupling station left A-pillar
T121121-pin connector, on Motronic control unit
V7Radiator fan
V177Radiator fan -2-
   30 Earth point -1-, next to relay plate
   127 Earth connection -1-, in air conditioner compressor wiring harness
   500 Screw connection -1- (30), on relay plate
   L9 Connection -1-, in air conditioner wiring harness