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  • Using the Factory BMW T/MAP Sensors with the CM5-LTS

    In most BMW applications with a CM5-LTS WMI controller, it is preferred to obtain boost readings by "teeing" into the factory TMAP sensor wiring. Below is the information on how to do this for several popular BMW TMAPs we have... Read more →

  • GPO - Generic Boost Cut Strategy

    CM5 and CM5-LT are able implement 3 water methanol safety approaches and take action to cut boost whenever system trouble is detected in order to save the engine from overboost. The 3 safety approaches are: Approach 1: Activate one of the two... Read more →

  • GPO - Relay Control

    CM5 and CM5-LT are equipped with two, pull-to-ground, General Purpose Outputs, GPO1 and GPO2 that can each be configured to switch ON or OFF either ABOVE or BELOW some setpoint. This setpoint is a combination of engine RPM and either... Read more →