Laminated fold-out factory Cummins QSC Wire Diagram. Includes specifications, & fault code info.
- ECM pin locations
- Wire chart color-coded
- Each controlled or controlling sensor, etc
- Electrical specifications & reading parameters (volts-amps-ohm readings)
- Fault codes, fault reasons, fault effects
Laminated surface allows for the use of erasable marker to make notes while performing diagnostics which can be erased when finished. Good for many years of service.
Check out our other Cummins Wire Diagrams and Service Manuals