Technical Service Bulletins
Search 172,063 manufacturer communications covering 879 vehicle makes from 1955 to 2025.
Showing 2,196 bulletins for CUMMINS
TSB230052-031520
Mar 15, 2023
060000 ENGINE AND ENGINE COOLING
This Technical Service Bulletin describes an addition of new feature `Accelerator Pedal derate' that prevents drivers from driving through certain faults that can cause damage to the engine or components.
C2673
Mar 14, 2023
060000 ENGINE AND ENGINE COOLING
This In-Shop Campaign is being released to address the Battery Management Control (BMC) Relay Box Insert Installation for BES CM 2450 EV101B. The Insert will be installed in the BMC Relay Box. This In-Shop Campaign does not reimburse for an
TSB230018-031320
Mar 13, 2023
060000 ENGINE AND ENGINE COOLING
This Technical Service Bulletin describes the verification and resolution of the issue that Acumen device will power on and not communicate, devices were reported missing and rebooting of devices with incorrect software.
TSB230050-031320
Mar 13, 2023
060000 ENGINE AND ENGINE COOLING
This Technical Service Bulletin describes the verification and resolution of fault code FC 559.
ATC2672
Mar 9, 2023
060000 ENGINE AND ENGINE COOLING
"This field action is being issued to recalibrate the Engine Control Module (ECM) on certain X12 certified engines. A software error may lead to the engine instability issues at specific operation modes causing Engine Speed at Idle fault co
TSB230051-030920
Mar 9, 2023
060000 ENGINE AND ENGINE COOLING
This Technical Service Bulletin describes the verification and resolution of applicable Engine Modules are functioning and communicating properly to indicate no crank condition on engines equipped with Eaton Transmissions.
TSB230020-030620
Mar 6, 2023
060000 ENGINE AND ENGINE COOLING
This Technical Service Bulletin describes the verification and resolution of Variable geometry turbocharger (VGT) actuators that have been improperly diagnosed as faulty after incorrect install or calibration steps were performed. This is a
TSB230037-030120
Mar 1, 2023
060000 ENGINE AND ENGINE COOLING
This Technical Service Bulletin describes the verification and resolution of Frame wiring harness and/or thermal management system (TMS) wiring harness causing malfunction of the connection at the coolant pump power and ground circuit.
T2620B
Feb 28, 2023
280000 BACK OVER PREVENTION
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
C2189A
Feb 28, 2023
110000 ELECTRICAL SYSTEM
This Campaign is being issued to address Variable Geometry Turbocharger Actuator failures on certain ISL9 CM2350 L101 and L9 CM2350 L116B engines in Fire Truck applications. This document authorizes certified repair locations to replace the
T2595A
Feb 28, 2023
060000 ENGINE AND ENGINE COOLING
This Temporary Repair Practice is being issued to address Engine Outlet NOx Sensor failures on certain ISX15 CM2350 X101 engines. This TRP authorizes certified repair locations to replace the Engine Outlet NOx Sensor if fault codes or troub
TSB230038
Feb 27, 2023
110000 ELECTRICAL SYSTEM
This Technical Service Bulletin describes the verification and resolution of appearance of false code FC 7232
TSB230040
Feb 27, 2023
110000 ELECTRICAL SYSTEM
This Technical Service Bulletin describes the verification and resolution of false code Fault Code 2771 and/or Fault Code 3232 active while using the 3 pin datalink connector for electronic service tool connection.
ATC2671
Feb 23, 2023
070000 FUEL SYSTEM, GASOLINE
This ATC is being issued to address fuel line failures on certain generator sets. This ATC allows the one time removal and install of new fuel lines utilizing current part numbers.
TSB230033
Feb 23, 2023
117110 ELECTRICAL SYSTEM:INSTRUMENT PANEL:SPEEDOMETER/ODOMETER:SENSOR/SENDING UNIT
This Technical Service Bulletin describes the verification and resolution of the Odometer Milage Discrepancy by using an ECM calibration code of the same or higher revision
TSB170002
Feb 23, 2023
060000 ENGINE AND ENGINE COOLING
This Technical Service Bulletin describes the verification and resolution of injector sleeve seal leakage by installing retaining ring, Part Number 4312298 in all six injector sleeves.This is an update to a previously submitted communicati
C2643A
Feb 21, 2023
110000 ELECTRICAL SYSTEM
This Campaign is being issued to address a duplicate ESN issue affecting certain mid range engines. This Campaign authorizes certified service locations to replace the engine dataplate and the Engine Control Module (ECM) dataplate, and upda
C2659
Feb 16, 2023
070000 FUEL SYSTEM, GASOLINE
This campaign enables authorized repair locations to recalibrate the Engine Control Module to the latest revision on certain B6.7 MY2017-2020 CM2350 engines. This calibration update may provide certain improvements to the tailpipe NOx emiss
TSB200080
Feb 15, 2023
030000 SERVICE BRAKES, HYDRAULIC
This Technical Service Bulletin describes the introduction of new service kitsare required to service the components, due to the implementation of the new Aftertreatment Diesel Particulate Filter Differential Pressure Sensor. The new senso
TSB230028
Feb 15, 2023
100000 POWER TRAIN
This Technical Service Bulletin describes the verification and resolution of false fault codes 3341 and 5576 showing air intake restriction when altitude differential is over 300 m(984 ft).
TSB210247
Feb 13, 2023
111000 ELECTRICAL SYSTEM:12V/24V/48V BATTERY
This Technical Service Bulletin provides guidelines on when to use a safe high voltage battery shipping container (safety box) based upon the state of the high voltage battery.
ATC2669
Feb 7, 2023
070000 FUEL SYSTEM, GASOLINE
This ATC is issued to provide extended coverage for out of coverage fuel pump failures on certain B6.7e5 engines.
TSB190153
Feb 6, 2023
160000 STRUCTURE
This Technical Service Bulletin describes the verification and resolution of incorrect part number structured in QSOL. Incorrect non-vented VGT is ordered instead of vented VGT actuator. Use Service Part for ordering correct part number. Th
TSB230017
Feb 6, 2023
060000 ENGINE AND ENGINE COOLING
This Technical Service Bulletin describes the verification and resolution of improper corner welding of dike tank that may leak captured fluid.
TSB230020
Feb 6, 2023
060000 ENGINE AND ENGINE COOLING
This Technical Service Bulletin describes the verification and resolution of incorrect installation and calibration of VGT electronic actuator. Calibration was done once the installation was done correctly.