Help us help you. By posting the year, make, model and engine near the beginning of your help request, followed by the symptoms (no start, high idle, misfire etc.) Along with any prevalent Diagnostic Trouble Codes, aka DTCs, other forum members will be able to help you get to a solution more quickly and easily!
2008 dodge ram 2500 heavy-duty laramie mega cab (D)- 5.7L smpi magnum 16v EZA
all lights work power plugs work door locks door chime alarm all work getting power to everywhere but that's it doesn't start/crank/fuel pump won't come on/cicks/no starter engagement/will not link to obd2 or programmer, code u100,u0100, and a few more vin mismatch, not linking to abs/ficam/ecu/pcm/skimkey/remote start/bcm/dats link port also will not read codes after key on off of gauge check or diagnostic mode not sure what happened it's got me stumped
Do you have power on pin 16 and a ground for pins 5and 4 also do you have a five volt ref line there may be more than one also good old powers and grounds for the ecm just my two cents lol
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