LD Performance LaunchItPro - Page 6

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Figure 2: Wiring diagram with amplified coils
All wires to the Launch control module are marked in the following way:
Wire
Description
12V
12V ignition “ON” power supply
GND
Ground connection
CH1 IN
Signal from ECU
CH1 OUT
Signal to ignition module channel 1 / To coil 1 signal wire
CH2 IN
Signal from ECU
CH2 OUT
Signal to ignition module channel 2 / To coil 2 signal wire
CH3 IN
Signal from ECU
CH3 OUT
Signal to ignition module channel 3 / To coil 3 signal wire
CH4 IN
Signal from ECU
CH4 OUT
Signal to ignition module channel 4 / To coil 4 signal wire
Launch
Connects to clutch switch – Launch is activated when connected to ground
If the number of coils is less than 4, only the relevant channels are connected; for example, if two
coils are used (or one double coil) leave CH3 IN, CH3 OUT, CH4 IN, CH4 OUT not connected to
anything.