Cummins ISX Technical Service Bulletins


Latest Technical Service Bulletins of Cummins ISX

Cummins ISX engine and engine cooling TSB (Bulletin T2484F)

Bulletin Date: Apr. 20, 2023
Component: Engine and engine cooling
Bulletin Summary: This trp is being issued to address certain daimler (freightliner, thomas built bus, western star) vehicles with def header sensor failures in which def header replacement parts are not available. Due to def header part shortages, an ecm CA
Vehicles covered in this TSB:
Cummins ISX, Cummins ISX15.

Cummins ISX engine and engine cooling TSB (Bulletin T2490F)

Bulletin Date: Apr. 20, 2023
Component: Engine and engine cooling
Bulletin Summary: This trp is being issued to address certain daimler (freightliner, thomas built bus, western star) vehicles with def header sensor failures in which def header replacement parts are not available. Due to def header part shortages, an ecm CA
Vehicles covered in this TSB:
Cummins ISX, Cummins ISX15.

Cummins ISX back over prevention TSB (Bulletin T2620)

Bulletin Date: Jan. 17, 2023
Component: Back over prevention
Bulletin Summary: This temporary repair practice is being issued to address engine outlet nox sensor failures on certain x15 cm2350 x114b engines. This trp authorizes certified repair locations to replace the engine outlet nox sensor if fault codes or troubl
Vehicles covered in this TSB:
Cummins ISX.