Hello ,have a big problem.Durango 2004 5.7 .truck don’t have response to pedal.max 2200 rpm.pcm changed .throttle body also ok.5v supplie I checked also fine.no obd codes.need help

 

Tune up? Clogged cat?

 

all standart ,nothing tuned

 

so ,today i disconnect the cranksensor car start up,no response on apps,change apps connector ,nothing change,no response on apps.disconnect the tps and try …same max 2200rpm.check the apps output:no signal,only two pins have 5 volt.after i checked at pcm pins off apps no signal . So monday i will check the connection between apps and pcm.if some short or other problems will give info

 

Hello again ,so the apps sensor and throttle body works fine.but )))) Only when hold the key on start position,turn the key on run position and the problem come back.

 

Did u figure it out yet ?