2005-IHC 4400, DT570E, 478000miles. Codes 143CMP, 147CKP, 221Cruise fault, 421,422,423,424,425,426 low to high side open inj 1-6.

Cleared codes and ran 30 miles none reset.

Driver complaint; if over 1700RPM after it has fully warmed, engine seems like you ... Login to read more.