I have a komatsu that the engine rpm will drop for 1-2 second then pick back up. This repeats randomly. I have swapped accelerator pedal position sensor, injector, lock off valve vaporizer and baro sensor with all known good parts. The problem still persists. What have I missed?
This is ONLY to be used to report flooding, spam, advertising and problematic (harassing, abusive or crude) posts.