IQ3 Drag Dash Installation Manual
19
EXTERNAL FAN OUTPUT WIRING DIAGRAM
Optional – Not required for normal dash operation
Pin
Position
Description
Color
Function / Wiring
28
Ground
(not used)
N/A
Not used for factory supplied sensors.
Optional, available to supply ground for
aftermarket sensors.
29
Remote Switch 2
Gray/White
Connect to a normally open momentary
pushbutton. Momentarily grounding this
input will activate button 2 circuit.
See button functions later in this manual for
complete description of all button functions
30
Remote Switch 1
Brown/White
Connect to a normally open momentary
pushbutton. Momentarily grounding this
input will activate button 1 circuit.
See button functions later in this manual for
complete description of all button functions
31
Driveshaft RPM
Sensor 12v output
Red
Connect to the supplied driveshaft sensor
Short circuit protected, 50mA max
32
Driveshaft RPM
Sensor Ground
Black
Connect to the supplied driveshaft sensor
33
Driveshaft RPM
Sensor Signal
Clear
Connect to the supplied driveshaft sensor
34
External Warning
Light
Orange/Yellow
Optional, if an external remote warning light
is desired. Connect to the negative side of
the remote warning light. Apply a fused 12
volt power source that is hot only when the
ignition switch is on to other terminal on
warning light. This output applies ground to
the circuit when warning parameter values
are met. 750mA ground sink maximum
External Programming Button and Fan output Wiring Diagram
BUTTON WIRING DIAGRAM
chassis
ground or
IQ3 pin 4
to IQ3 connector
PUSH BUTTON SWITCH
To chassis
ground
Violet/White wire from IQ3
Sinks to ground when
activated
750mA maximum
Fan Output
(12 volt relay required)
To fused ignition
sw 12 volts
To +12 Battery
Cooling Fan
