Code Alarm PROFESSIONAL Series Installation Manual page 10

Negative Multiplexed Locks
All Door Lock and Unlock: Locate the lock / unlock wire at the vehicle's lock / unlock
switch.
Verification: This wire will show variable ground when the switch is activated.
Please consult the wire and location chart for specific resistor values for
your vehicle.
Connect the GREEN and BLUE or BLUE/GREEN wires shown in the diagram below
using (2) SPDT relays (not supplied).
Multiplex Locks:
GREEN ( - ) Lock Output
Positive Multiplexed Locks
All Door Lock and Unlock: Locate the lock / unlock wire at the vehicle's lock / unlock
switch.
Verification: This wire will show variable positive voltage when the switch is
activated. Please consult the wire and location chart for specific resistor
values for your vehicle.
Connect the GREEN and BLUE or BLUE/GREEN wires shown in the diagram below
using (2) SPDT relays (not supplied).
Multiplex Locks:
GREEN ( - ) Lock Output
10
87
87a
86
85
30
Lock
Unlock
87
87a
86
85
30
Lock
Unlock
Ground
87
87a
Fused +12 Volt
86
Battery Source
30
Resistor
87
87a
Fused +12 Volt
86
Battery Source
Resistor
BLUE ( - ) Unlock Output
85
Vehicle Door Lock
Control Relays
BLUE ( - ) Unlock Output
85
30
Vehicle Door Lock
Control Relays
ca1045 rev B