In 2019 Paccar issued ECM updates. This truck was updated at that time. My understanding is that there were issues with the update that caused the...
Where exactly is the exhaust manifold pressure sensor/tube? Is it in the BPV?
There are no codes on the laptop. It did have high exhaust gas pressure. I'll check the sensor & tube as suggested. Thank you.
Would that also cause it to not rev up past 1500RPM?
That makes sense. That's a great explanation too. I had the issue well before the delete/tune, but much more infrequently.
Why wou Why would a cac leak cause manifold pressure to increase? It goes up to 40 PSI and stays there until I let off the pedal.
No I don't.
2016 paccar mx13 deleted, no codes. Under a load accelerating truck builds manifold pressure past 32 PSI. When it does this it feels like it...
Were you able to resolve the issue? I have a '16 MX 13 with a similar issue. Runs great but builds manifold pressure when under a load to 40 &...
