Conquering P0351 A Troubleshooting Guide for Optimal Ignition Performance

2nd Gen Dakota Tech - Code P0351 and Cutting out, Not firing back up Issue - I have a 98 Dakota 4x4 with the 3.9. The code specifies a circuit/wiring issue, so I'm guessing there is a loose pin/wire connection going to the PCM realted to ignition. Inspect the PCM for ... P0351 Ignition Coil A Primary/Secondary Circuit Malfuction. i talked to my friend about it and he said the coil pack may need to be replaced since its not ... It started up but running horribly with multiple misfire codes and P0351 Ignition coil primary secondary. So here is what I have done over the past month. I am getting this code p0351 right after start up. ignition coil a primary/secondary circuit malfunction. i changed the plugs and on cylinder 1 it was gas ... That code is typically caused by an ignition control module or the wiring from the pcm to the module. With the engine running, wiggle the white ... If an open or a short is detected in the driver circuit for coil number 1, a P0351 may set. Also, depending on the vehicle, the PCM may also shut down the fuel ... The thing that gets me though is the code P0351. Its a fault for ignition control circuit for coil #1. I did use a scope to watch voltage on all the lines, and ... Intermittently while driving the engine will go rough for a few seconds, maybe even as long as half a minute and then go back to normal. The only thing left is to check the ground wiring (control circuit) from the negative side of the coil to the PCM for breaks or damage.