2001 Ram 2500, Standard cab
5.9 Magnum, Automatic trans
Engine starts and runs OK. Take it for a test drive and once it warms up
it will act like the timing goes WAY off and it runs out of fuel. You
can hear it backfiring through the exhaust, engines dies down for a
couple seconds then it will catch and act like you have the throttle
floored for a second, then it does it a couple more times.
After about 10-30 seconds (depends on ambient temperature) it will
suddenly run fine. It won't do it again until you shut it down and let
it set for a few minutes (like filling the tank).
NO current or pending codes. Watching the life data showed nothing while
it was bucking EXCEPT the timing looked to be dancing a lot.
Once it settled down the timing followed suit.
It has new plugs, wires and cap&rotor, also a new fuel pump (old one
Will be throwing the scope on it to see what the ignition is doing. I'm
leaning toward a faulty coil.