Cummins CM2350B — supported tools

← ECU catalogue

Cummins CM2350B engine ECU supported by Flex via Bench. MCU MPC5674: internal FLASH reading, writing and checksum correction. Access requirements and any beta restrictions are specified per mode.

Last changed: 2026-10-31 · Card revision 2

Compatibility depends on ECU HW/SW, protocol and active licence. A tool missing from this list does not imply lack of support.

Tool

Connection

Operations

Scope and notes

Flex

Bench

Operations unspecified

CM2350B; Ram 2500 (I) DS 6.7L ISB Cummins - (2010–2018); Ram 3500 (I) DS 6.7L ISB Cummins - (2010–2018); Ram Chassis Cab (IV) DS 6.7L ISB Cummins - (2011–2018); protocol 25571021; BENCH

Confirmed compatibility for the specified protocol and applications. Requires one of these packages: FLS0.14M, FLS0.14S. Check this Flex protocol for detailed reading, writing and memory functions.

Flex

Bench

Read (type unspecified)
Write
Checksum

Cummins CM2350B; MPC5674; internal FLASH; FLS0.15 / FLS0.5

Internal FLASH reading, writing and checksum correction. Requires the applicable Flex Heavy Duty or Full licence. The Bench protocol was marked beta in the Flex 7.18 announcement; verify availability in the installed software version.

Pinout Bench

No Bench pinout has been added.

Pinout Boot

No Boot pinout has been added.

Update history

Revision 2 · 2026-10-31
Revision 1 · 2026-10-31