Firstech, LLC. CM4200 - Manual (Page 37)

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Pin 5 Blue/Black- Lock 250mA (-) negative output. This wire will provide a (-) negative
pulse output during lock. (Note: Positive and reverse polarity will require additional
relays.
Pin 6 Not used.
CONNECTOR 5
(Optional Temperature sensor)
Pin 1 Gray-12-volt (+) positive output. This wire will provide 12-volt (+) positive to
temperature sensor.
Pin 2 Brown-Temp sensor (-) negative input. This wire will activate remote start when
provided a (-) negative input. (Note: If vehicle is remotely started, a (-) negative
input will turn the vehicle off.)
Pin 3 Black-Temp sensor (-) negative ground output.
CONNECTOR 6
(Pre-wired Antenna Cable)
Pin 1 Yellow-RX input. This wire receives signal from remote.
Pin 2 White-TX output. This wire transmits signal to remote.
Pin 3 Red-12-volt constant (+) positive input.
Pin 4 Black- (-) negative ground input.
CONNECTOR 7
RS 232
Pin 1 Yellow-RX input. This wire receives signal from remote.
Pin 2 Blue-TX output. This wire transmits signal to remote.
Pin 3 Black-(-) negative ground in
Pin 4 Red-12-volt constant (+) positive input.