Positive Switched Dome lighting
To 3 pin
connector
on Monitor
Factory Dome light circuit
To
constant
+12vdc
Negative Switched Dome lighting
To 3 pin
connector
Factory Dome light circuit
Red / black - Lamp on
Black / red - Lamp common
Violet / brown - Lamp Auto
Factory Door ajar
switch or Body
Control computer
Red / black - Lamp on
Black / red - Lamp common
Violet / brown - Lamp Auto
Factory Door ajar
switch or Body
Figure 6
To
constant
Figure 7
14
constant
+12vdc
To
constant
To