Code 80 appear when the throttle controller reading is out of range. In neutral position the reading should be 2.0-3.0 V. Pl adjust it and your truck will be ready for operation. If you could not get the 2.0 - 3.0 V then Please change your VR1.
This is ONLY to be used to report flooding, spam, advertising and problematic (harassing, abusive or crude) posts.