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The first step was to fire up the engine and let it warm up to the target temperature of 140-plus degrees. During this process we adjusted the throttle to maintain idle. We also had to input the engine size, fuel pressure, and a few other pieces of information. This was all done in a step-by-step process using the menu's "setup wizard" function. The main menu also tracks live data, reads error codes, and let us perform advanced functions.