9
3. FOUR PIN INTERFACE OUTPUT HARNESS
Factory Disarm / Pulse Before Start (-) 300mA (LIGHT GREEN/BLACK)
Locate the factory alarm disarm wire at the key cylinder inside the driver’s door.
Verification: This wire registers ground the key is turned to the unlock position in the driver’s door key
cylinder.
Connect the LIGHT GREEN/BLACK wire to the factory alarm disarm wire.
Pulse After Start (-) 300mA (LIGHT BLUE)
This wire is usually used to re-lock the vehicle’s doors upon remote start if necessary. This wire supplies a
pulsed 300mA output following the remote start sequence.
Pulse After Shutdown (-) 300mA (GREEN/WHITE)
This wire is usually used to re-lock the vehicle’s doors if they unlock upon remote start shutdown. It can
also be used to pulse a door pin switch wire to prevent the vehicle’s accessories from staying on after
remote start shutdown.
Pulse During Crank (-) 300mA (BLACK/YELLOW)
Locate the vehicle’s second starter (crank) wire at the ignition switch. (If equipped)
Verification: This wire registers voltage only in the start (crank) position of the ignition switch.
Connect the BLACK/YELLOW wire as shown in the diagram below. Use Code Alarm part HDRLY (an SPDT
relay, not included).
Fused +12 Volt
Battery Source
30
87
87a
86
85
BLACK/YELLOW Pulse
During Crank Wire
To Vehicle's 2nd
Starter Wire
Jump To PURPLE
Starter Output
Wire From The
Control Module
2. THIRTEEN PIN HARNESS, CONTINUED
Neutral Safety Input (-) (BLACK/WHITE)
The BLACK/WHITE wire is the neutral safety input, connect this to the vehicle's wire that shows NEG (-)
when the gear selector is in park or neutral. The remote start feature of this unit will not operate unless
this wire is connected.
*If Black/White wire is missing insert a wire into the cavity and ground it.*
Summary of Contents for CA 521
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