
Re: 83 Jeep CJ5 Ignition cuts out
On this jeep the pickup coil goes to the MCU(PCM) and the MCU send a square wave to the module to trigger it to fire the coil. The module starts grounding the coil before the square wave goes back down to zero volts. So the MCU is not in control of that functi... Login to read more. ![]()
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