Check around the ETC for shorted or broken wires. Clear code if it will clear and if it does, gently wiggle the harness where the ETC wiring joins back in in the harness. The e33 code displayed will let the truck only idle as it is an step 2 overheat mode.
This is ONLY to be used to report flooding, spam, advertising and problematic (harassing, abusive or crude) posts.