Directed Directechs DB3 Installation Manual page 10

Additional remote start connections
(Not all of these connections may be required for your installation. Refer to the wiring diagram for vehicle-specific connections.)
Wire
12 Volts
Brake Wire
Clutch Pedal - Must use a relay
Clutch Pedal 2 - Must use a relay
Ground
Ignition
Parking Lights -
Tachometer
10 403.MA1 4.07 2013 Mazda 3 (Smart Key)
© 2020-06-02 Directed. All rights reserved.
Connects To
Wire Location
relay block left of steering column, white 6 pin plug,
pin 3
brake switch or driver kick, harness to rear
upper clutch switch, white 2 pin plug, pin 1
lower clutch switch, white 2 pin plug, pin 1
relay block left of steering column, white 6 pin plug,
pin 4
BCM above driver kick, blue 24 pin plug (2), pin 23
PCM on driv side of engine, plug towards frnt, pin 29,
44, 59, or 58
(+/-) Wire Color
+ orange (40A)
+ green
- gray
- white
(chassis ground)
+ blue
- gray
ac red, brown, pink, or violet (fuel injectors)