LETRIPP II XMS4A DIY MANUAL V2.1
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PE
RFECT POWER XMS4A – Engine Management System DIY MANUAL V2.1
XMS4
Auxillary
connector
Relay
For details on how to wire a 4-pin relay see Section 16.2.
21.3
SETUP VIA SOFTWARE
Each auxiliary output can be set for a specific task. The Set point map (F6) is used for this
purpose.
22.
CALIBRATION OF SENSORS
All sensors are not the same and each one needs to be setup so that the XMS4A displays the
correct values. We are going to take the different sensors air temp, engine temp, throttle
position and amp voltages and program the XMS4A to understand what voltage represents
what value.