Wiring Diagram VW PASSAT 2000 - Climatronic control unit - temperature flap control motor - temperature sensor blower

| D | Ignition/starter switch |
| E87 | Control and display unit for air conditioner/Climatronic |
| G56 | Dash panel temperature sensor |
| G92 | Control motor potentiometer for temperature flap |
| J255 | Climatronic control unit |
| J285 | Control unit with display in dash panel insert |
| L75 | Digital display illumination |
| L76 | Button illumination |
| S5 | Fuse in relay plate fuse box |
| T6d | 6-pin connector, red, behind dash panel, centre |
| T16a | 16-pin connector, black |
| T20 | 20-pin connector, red |
| T32b | 32-pin connector, green, on dash panel insert |
| V42 | Temperature sensor blower |
| V68 | Temperature flap control motor |
| 199 | Earth connection -3-, in dash panel wiring harness |
| A2 | Positive (+) connection (15), in dash panel wiring harness |
| A58 | Connection (5 volt), in instruments wiring harness |
| A74 | Positive (+) connection (15a, fuse 5), in dash panel wiring harness |
| A120 | Connection (stationary time), in dash panel wiring harness |
Wiring Diagram VW PASSAT 2000 - Climatronic control unit - central flap footwell/defroster flap control motor
| G112 | Control motor potentiometer, central flap |
| G114 | Control motor potentiometer, footwell/defroster flap |
| J... | Engine control unit |
| J255 | Climatronic control unit |
| J285 | Control unit with display in dash panel insert |
| T6a | 6-pin connector, black, behind dash panel, centre |
| T6b | 6-pin connector, blue, behind dash panel, centre |
| T10i | 10-pin connector, blue, connector point right A pillar |
| T15s | 15-pin connector, red |
| T16a | 16-pin connector, black |
| T16b | 16-pin connector, brown |
| T20 | 20-pin connector, red |
| T32a | 32-pin connector, blue, on dash panel insert |
| V70 | Central flap control motor |
| V85 | Footwell/defroster flap control motor |
| 199 | Earth connection -3-, in dash panel wiring harness |
| A58 | Connection (5 volt), in instruments wiring harness |
| A60 | Connection (vehicle speed signal), in dash panel wiring harness |
| * | Only models with manual gearbox |
| ** | Only models with automatic gearbox |
Wiring Diagram VW PASSAT 2000 - Climatronic control unit - air flow flap control motor - sunlight penetration photosensor - vent temperature sender
| E15 | Heated rear window switch |
| G89 | Fresh air intake duct temperature sensor |
| G107 | Sunlight penetration photosensor |
| G113 | Control motor potentiometer, air flow flap |
| G191 | Vent temperature sender, centre |
| J... | Engine control unit |
| J255 | Climatronic control unit |
| T4a | 4-pin connector, black |
| T6c | 6-pin connector, black |
| T10b | 10-pin connector, black, on control unit protective housing, in engine compartment, left |
| T12 | 12-pin connector, black |
| T15s | 15-pin connector, red, on control unit protective housing, in engine compartment, left |
| T16a | 16-pin connector, black |
| T16b | 10-pin connector, brown |
| T20 | 20-pin connector, red |
| V71 | Air flow flap control motor |
| 199 | Earth connection -3-, in dash panel wiring harness |
| A45 | Connection (engine speed signal), in dash panel wiring harness |
| A58 | Connection (5 volt), in instruments wiring harness |
| A64 | Connection (rpm boost), in dash panel wiring harness |
| --- | Only models with air conditioner |
Wiring Diagram VW PASSAT 2000 - Climatronic control unit - ambient temperature sensor - vent temperature sender - self-diagnosis connection
| E20 | Switches and instruments - lighting control |
| G17 | Ambient temperature sensor |
| G192 | Vent temperature sender, footwell |
| J255 | Climatronic control unit |
| J285 | Control unit with display in dash panel insert |
| S3 | Fuse in fuse box/relay plate |
| T2b | 2-pin connector |
| T10k | 10-pin connector, grey, connector point left A-pillar |
| T12 | 12-pin connector, black |
| T16 | 16-pin connector, near handbrake lever, self-diagnosis connection |
| T16b | 16-pin connector, brown |
| T20 | 20-pin connector, red |
| T32b | 32-pin connector, green, on dash panel insert |
| 199 | Earth connection -3-, in dash panel wiring harness |
| A19 | Connection (58d), in dash panel wiring harness |
| A37 | Connection (58a), in dash panel wiring harness |
| A58 | Connection (5 volt), in instruments wiring harness |
| A73 | Connection (ambient temperature display), in dash panel wiring harness |
| A76 | Connection (diagnosis wire K), in dash panel wiring harness |
| A79 | Connection (hot light switch), in dash panel wiring harness |
Wiring Diagram VW PASSAT 2000 - Climatronic control unit - fresh air blower front - air conditioner pressure switch
| F129 | Air conditioner pressure switch |
| F189 | Tiptronic switch |
| J126 | Fresh air blower control unit |
| J217 | Automatic gearbox control unit |
| J255 | Climatronic control unit |
| T4e | 4-pin connector, in engine compartment, front left |
| T6 | 6-pin connector, brown |
| T10k | 10-pin connector, grey, connector point left A-pillar |
| T15m | 15-pin connector, brown, connector point, right A pillar |
| T16a | 16-pin connector, black |
| T16b | 16-pin connector, brown |
| V2 | Fresh air blower |
| 32 | Earth point, behind dash panel, left |
| 81 | Earth connection -1-, in dash panel wiring harness |
| 135 | Earth connection -2-, in dash panel wiring harness |
| * | Only models with four speed automatic gearbox |
| ** | Only models with five speed automatic gearbox |
Wiring Diagram VW PASSAT 2000 - Climatronic control unit - magnetic coupling relay - air conditioner magnetic coupling - radiator fan relay - radiator fan thermal switch
| F18 | Radiator fan thermal switch |
| J44 | Magnetic coupling relay |
| J255 | Climatronic control unit |
| J279 | Radiator fan V7 and V35 1st speed relay |
| N25 | Air conditioner magnetic coupling |
| S225 | Fuse 25 in fuse holder |
| T1x | Single connector, green |
| T10k | 10-pin connector, grey, coupling station left A-pillar |
| T16a | 16-pin connector, black |
| T16b | 16-pin connector, brown |
| 127 | Earth connection 1, in air conditioner compressor wiring harness |
| 503 | Screw connection (75x), on relay plate |
| A36 | Connection (75a), in dash panel wiring harness |
Wiring Diagram VW PASSAT 2000 - Radiator fan relay - radiator fan run-on relay - radiator fan
| J... | Engine control unit |
| J280 | Radiator fan V7 relay, 2nd speed |
| J397 | Radiator fan run-on relay |
| N39 | Radiator fan series resistor |
| S42 | Radiator fan single fuse |
| S51 | Radiator fan relay fuse |
| T2a | 2-pin connector, in engine compartment, front left |
| T10e | 10-pin connector, orange, on protective housing for control units, on left in engine compartment |
| T10k | 10-pin connector, grey, connector point left A-pillar |
| V7 | Radiator fan |
| 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 |
| 503 | Screw connection (75x), on relay plate |
| A15 | Positive (+) connection (15), in instruments wiring harness |
| F25 | Connection -1-, in diesel direct injection system wiring harness |
| * | Does not models with engine code AHU and AHH |
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