Cummins ISB 6.7 (CM2250) Laminated Factory Wire Diagram

Factory printed Cummins fold-out wire diagram for the engine control system.

In addition, Cummins has included the ECM related sensors (and pin-outs) along with parameters.  This allows the mechanic to quickly resolve the problem.  Finally, this wire diagram shows engine fault codes, the reason for the fault & the fault code effects.

Engine:

ISB 6.7

Control Module:

CM2250

Includes:

• ECM pin locations
• Wire diagram (color-coded)
• Connectors
• Each controlled or controlling sensor, etc
• Shows Difference In Cummins responsibility & truck manufacturer responsibility connections
• Electrical specifications & parameters (volts-amps-ohm readings)
• Fault codes, fault reasons, fault effects