Electrical Diagrams

Air conditioning (turbo diesel only)
1990-1992 Jetta (Canada)

Tracks 1-14:

Tracks 15-28:

Fuse/Relay Locations:

Description Current track
A/C compressor clutch, N25 17
A/C pressure switch, F129 16-19
A/C relay, J32 9-13
A/C switch, E35 3-6
A/C thermostat, E33 12
Fresh air blower series resistance, N24 1-4
Fresh air fan, V2 4
Fresh air fan switch, E9 1-4
Fuse, S6 1
Fuse, S23 7
Fuse, S19 21
Radiator cooling fan, V7 23-25
Radiator cooling fan relay, J26 21-23
Radiator cooling fan series resistance, N39 25
Radiator cooling fan thermoswitch, F18 21-22

Wire connectors
T1a - single, behind fuse/relay panel
T1c - single, behind instrument panel
T2a - double, behind instrument panel
T2d - double, in engine compartment, front
T2e - double, in engine compartment, front
T2f - double, in engine compartment, front
T2g - double, on A/C compressor
T2l - double, in engine compartment, front
T2k - double, in engine compartment
T3a - three-point, behind instrument panel
T4a - four-point, on A/C pressure switch
T5a - five-point, behind instrument panel
T5b - five-point, behind instrument panel

Ground connections
80 - in instrument panel wiring harness
119 - in headlight wiring harness

Welded wiring harness points
K20 - plus (+) connection, terminal 30, in radiator fan wiring harness