2007 Chrysler Town and Country with engine code P0068

Question

I have a 2007 town and country and it is running very rough idling and running. It sounds like a tractor running. It got a p0300 and a p0068 code. Just have full 100000 mile tune up 2 mos. ago

Answer 1

P0068 Manifold Pressure (MAP) / Throttle Position Correlation

P0300 Random misfire

The rough running sound, has to be diagnosed first. You need to rule out a mechanical condition, this can be from a open EGR system to a plugged exhaust, to a plugged airfilter. The engine is not breathing right.

Answer 2

P0068 CHRYSLER - Manifold Absolute Pressure/Mass Air Flow Sensor - Throttle Position Correlation
Read more: https://www.autocodes.com/p0068_chrysler.html

P0300 CHRYSLER - Cylinder Misfire Fault Detected Random Cylinders
Read more: https://www.autocodes.com/p0300_chrysler.html