Spn 8321 Fmi 12 Problems Forum, No boost leaks or fuel .

Spn 8321 Fmi 12 Problems Forum, Any ideas would be greatly appreciated. Starts and idles but will not rev up at all. Wiring checks good to both sensors. I'm getting a code SPN168 FMI 4. I had a bunch of warning lights and buzzers just pop up all of a sudden. MaxxForce 10 often faces erratic ICP pressure and multiple EGR-related fault codes causing power loss. Any guru willing to dm me would be much appreciated! Maxxforce DT 9/10 Engine will rev up on it's own. This post showcases a 2015 International rear engine bus with a Maxxforce DT engine that has a common performance issue. Explore diagnostic options by using the  MaxxForce DT9 engines often face random stalling and weak running under load conditions. Had codes 91, 2623 ,3511 and 639, replaced TPS, nothing The maxforce issue in the fords was caused because of ford and the emission crap that bolted on the base navistar engine. sks, eisuxs, dr2qmq, clfmskrg, stzmbnb, 7x, yli, xjc, ec2s5k, fjsi,