Complaints / Requests:
– Vehicle is due for service.
– Engine hesitates and doesn’t have power.
Diagnosis / Work done:
– Performed 65k service.
– Filled up diesel emission tank.
– Rotated wheels.
– Tested vehicle, no codes were present.
– Noticed intake manifold runners.
– Specified and actual values were different.
– Removed intake manifolds.
– Cleaned carbon from runners and throttle valve and reinstalled.
– Performed EGR, turbocharger and intake manifold runners adaptations.
– Readapted transmission shift points.
– Reinspected intake manifold runners specified and actual values, they are the same.