System Diagram

Central Locking

1985-90:

1991-93 (ex. 1992-93 Convertible):

1992-93 Convertible:

Component Locations

22A main fuse/relay panel at left wheel housing
75 distribution block at right wheel housing
175 central locking control unit behind instrument panel right side
163 key switch for the driver's central door locking in driver door
184 central door lock motor in passenger door
185 central door lock motor in right rear door
186 central door lock motor in left rear door
188 central door lock motor in tailgate lock
401 auxiliary fuse/relay panel under rear seal


Connector Locations

1985-1990
57 3-pin connector (2) in driver door and in engine compartment near left door hinge
59 2-pin connector (5) right front door, engine compartment near right door hinge, left rear door, right rear door, luggage compartment near central lock motor
123 4-pin connector (2) one in each B pillar
152A 29-pin bulkhead connector at main fuse/relay panel

1991-1993
H2-4 2-pin connector at engine compartment near right door hinge
H2-8 2-pin connector at engine compartment near right door hinge
H2-20 2-pin connector in luggage compartment, left wheel housing
H2-30 2-pin connector in left rear door
H2-31 2-pin connector in right rear door
H2-32 2-pin connector in luggage compartment near the central lock motor
H3-7 3-pin connector in engine compartment near left door hinge
H3-15 3pin connector in the driver door
H4-4 4pin connector at right B pillar behind trim
H4-5 4-pin connector at left B pillar behind trim
H10-1 10-pin connector behind Instrument panel, left of steering column
H12-1 12-pin connector behind instrument panel, left of steering column
H29-2 29-pin bulkhead connector behind main fuse/relay panel (1991-1991 1/2)
H33-2 33-pin bulkhead connector behind main fuse/relay panel (1991 1/2-1993)


Ground Locations

1985-1990
65 ground point at the handbrake
117 ground point at the handbrake

1991-1993
G1 ground point at radiator cross member
G8 ground point behind instrument panel
G25 ground point at gearbox