Innovate Motorsports LM-1 Digital Air/Fuel Ratio (Lambda) Meter - Manual (Page 21)

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1 +5V from Meter
2 Sensor 5 Input
3 Sensor 1 Input
4 Sensor 4 Input
5 Sensor 2 Input
6 Sensor 3 Input
7 Ground
A3. Analog Outputs (3.5mm Stereo connector)
Stereo plug shown
Pin Assignments
Lambda Meter
Stereo
Signal
1
Analog output 1
2 Analog output 2
3 Ground
A4. Sensor Interface Connector (Standard DIN-5 female)
Pin Assignments
Lambda Meter Signal
Wire Colors
Bosch LSU4.2
1 Pump+ red
2 Sens+ black
3 Heater - white
4 Pump-/Sens- yellow
5 Heater + gray
A5. Power Connector (3.5mm power connector female)