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Testing door locks – Bulldog Security RS602E User Manual

Page 10

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9

HORN HONK OUTPUT (-)

(Optional part #775)

The existing horn wire will usually be found in the main ignition

switch harness in the steering column. Probe for a wire which will

remain neutral (in some cases may show a (+) positive). When the

horn is pressed this wire will test as a ground or (-) negative.

An optional, part #775 will be needed to do this function. Connect

the GRAY WITH BLACK STRIPE wire from the 18-pin harness to the

WHITE wire on the optional part #775. Connect the BLACK wire to

(+)12V constant fused at 10 amps. Connect the BLUE wire to ground,

connect the YELLOW to the horn circuit at the steering column.

Optional part #775

required.

+12 VOLT FUSED

AT 10 AMPS

87a

TO HORN WIRE

GRAY/BLACK

FROM 18-PIN

HARNESS

YELLOW

BLACK

WHITE

BLUE

THE RED WIRE IS NOT USED,

TAPE OFF.

RED

INSTALLING STARTER IMMOBILIZER (-) Output (Optional part #773)

Locate the same starter/crank wire located in the main wiring harness

that you have tied the YELLOW WITH BLACK STRIPE wire from the 4-relay

harness into. Cut the starter/crank wire in half, making sure that the

YELLOW WITH BLACK STRIPE wire from the relay harness stays on the

“starter side” and not the “switch side” of your starter immobilizer

circuit. Connect the RED wire from the starter immobilizer to the

“switch side” of the starter/crank wire then connect the WHITE wire

to the “starter side” of the starter/crank wire. Connect the ORANGE

wire from the starter immobilizer to the ORANGE wire on the 18-pin

harness. NOTE: You will need to cut factory wiring to make an end to

end connection, see “Making Connections” on pages 3-4.

87a

ORANGE

on immobilizer

STARTER SIDE

SWITCH SIDE

WHITE

RED

Diode

YELLOW WITH

BLACK STRIPE

WIRE from

4-relay

harness

TESTING: Door Locks (OPTIONAL)

There are three basic types:

“Type A” Door Lock Test (Most GMs and most Chryslers)

Probe both of your door lock wires going to the door lock switch usally located in the driver’s kick

panel, attach the clip end of your test light to a good chassis ground. Using the vehicle’s door lock

controls, activate the lock then the unlock, testing both wires one at a time. If one of these wires

tests (+) positive when lock is pressed and the other tests (+) positive when they are unlocked, your

vehicle has a “Type A” door locking system. Make sure to mark which wire is lock and unlock. Proceed

to connecting Door Locks. NOTE: “Type A” and “Type C” locks will test the same, until you test for ground.

Make sure you run both tests before making your connections.

“Type B” Door Lock Test (Most Imports, some newer Fords)

Probe both of your door lock wires going to the door lock switch usally located in the driver’s kick

panel, attach the clip end of your test light to +12V. Using the vehicle’s door lock controls, activate

the lock then the unlock testing both wires one at a time. If the test light illuminates when you probe

the lock and the unlock wires your vehicle has a “Type B” door locking system. Make sure to mark which

wire is lock and unlock. Proceed to Connecting Door Locks.

TESTING DOOR LOCKS

“Type C” Door Lock Test (Most Fords, some Chryslers, GM Trucks)

Using your test light probe both the lock and the unlock wires usually located in the driver’s

kick panel. Attach the clip end of your test light to ground probing both wires one at a time while

locking and unlocking the doors with the driver’s side switch (usually the master switch). The

test light should illuminate in both switch positions. Now attach the clip end of your test light

to +12V constant, probe both wires one at a time again. The light should then illuminate again

only in reverse order. This tells you that you have a “Type C” reversing polarity system. Make

sure to mark which wire is lock and unlock.