I'll Try to keep it as concise as possible. This is for a 2002 Jeep Wrangler Sport 4.0 A/T.
- Turns on fine, no misfires at all.
- In park, I run the engine up to 3200RPM for a bit.
- Then it throttles down by itself and the error codes appear
- Codes are: Multiple Random Misfire, and Misfires...