Ignition/Tuner/ECM/Fuel InjectionNeed advice on ignition issues? Questions about a tuner? Have questions about a EFI calibration or Fuel Injection? Tips on Engine Diagnostics, how to get codes, and what they mean. Find your answers here.
Be sure the ignition AND “kill switch” are in ON position. If theee is still no communication there’s something in your phone restricting communication with the FP3.
Bob