VW PASSAT 1999 – Air conditioning system, 2.8 ltr./142 kW Motronic, engine code ALG . Wiring diagrams, Pin Connector, Location

Wiring Diagram VW PASSAT 1999 - Fresh air blower - air conditioner system switch - ambient temperature switch - fresh air / air recirculation change-over

E9	Fresh air blower switch
E35	Air conditioner switch
E159	Fresh air and air recirculation switch
F38	Ambient temperature switch (switching value ≤ 5°C)
K84	Air conditioning system warning lamp
K114	Fresh air/air recirculation warning lamp
L16	Fresh air controls light bulb
N24	Fresh air blower with overheating fuse series resistor
S225	Fuse in fuse holder
S236	Fuse in fuse holder
T4a	4-pin connector, on series resistance
T6g	6-pin connector, on fresh air blower switch
T8a	8-pin connector, on fresh air blower and air recirculation switch
V2	Fresh air blower
V154	Fresh/recirculating air flap control motor
135	Earth connection -2-, in dash panel wiring harness
503	Screw connection (75x), on relay plate
A19	Connection (58d), in dash panel wiring harness
A36	Verbindung (75a), im Schalttafelleitungsstrang
A80	Connection -1- (X), in dash panel wiring harness

J220	Motronic control unit
J217	Automatic gearbox control unit
J285	Control unit with display in dash panel insert
J314	Air conditioner cut-off control unit (384), on 13 position additional relay carrier
J361	Simos control unit, in centre of plenum chamber
N25	Air conditioning system magnetic coupling
T10i	10-pin connector, blue, coupling station right A-pillar
T10k	10-pin connector, grey, coupling station left A-pillar
T15s	15-pin connector, red, in protective housing, left in engine compartment
T32b	32-pin connector, green, on dash panel insert
T80	80-pin connector, on engine control unit
T88	88-pin connector, on automatic gearbox control unit
T121	121-pin connector, on engine control unit
135	Earth connection -2-, in dash panel wiring harness
A36	Connection (75a), in dash panel wiring harness
A79	Connection (hot light switch), in dash panel wiring harness
*	For engine codes ACK and ALG only
**	Not with engine codes ACK and ALG

E15	Heated rear window switch
G17	Ambient temperature sensor
J26	Radiator fan relay (214), on 13 position additional relay carrier
J28	Air conditioner/heater diode
J220	Motronic control unit
J285	Control unit with display in dash panel insert
J361	Simos control unit, in centre of plenum chamber
T2a	2-pin connector
T6h	6-pin connector, black, on heated rear window switch
T10k	10-pin connector, grey, coupling station left A-pillar
T15s	15-pin connector, red, on protective housing, left in engine compartment
T24c	24-pin connector, brown, on Motronic control unit
T32b	32-pin connector, green, on dash panel insert
T80	80-pin connector, on engine control unit
T121	121-pin connector, on engine control unit
30	Earth point -1-, next to relay plate
81	Earth connection -1-, in dash panel wiring harness
135	Earth connection -2-, in dash panel wiring harness
A64	Connection (rpm boost), in dash panel wiring harness
A73	Connection (ambient temperature display), in dash panel wiring harness

F18	Radiator fan thermo-switch, connections 1 & 3 are not internally connected with engine codes ACK & ALG
F129	Air conditioner pressure switch
J279	Radiator fan 1st speed relay (214), on 8 position additional relay carrier
J280	Radiator fan 2nd speed relay (214), on 8 position additional relay carrier
N39	Radiator fan series resistor, under left longitudinal member
S42	Radiator fan single fuse, on 8 position additional relay carrier
S51	Fuse for radiator fan relay, on 8 position additional relay carrier
T2b	2-pin connector, front left in engine compartment
T4	4-pin connector, front left in engine compartment
T10k	10-pin connector, grey, coupling station left A-pillar
V7	Radiator fan
30	Earth point -1-, next to relay plate
127	Earth connection, -1-, in A.C. compressor wiring harness
500	Screw connection -1- (30), on relay plate
503	Screw connection (75x), on relay plate
*	For engine codes ACK and ALG only
**	Not with engine codes ACK and ALG