Cummins wiring diagram, Bulletin 4021572, for the ISB engine with CM2150 electronic control, covering ECM pinout, injectors, aftertreatment (DPF), VGT turbo, and J1939 communication network.
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This is the Cummins factory wiring diagram, Bulletin 4021572 (revisions -01 through -03 exist), for the ISB engine with CM2150 electronic control.
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| Manufacturer | Cummins |
|---|---|
| Engine | ISB, CM2150 electronic control |
| Publication Reference | Bulletin 4021572 (revisions -01 to -03) |
| Systems Covered | ECM pinout, injectors, aftertreatment/DPF, VGT, J1939 |
| Format / Language | PDF / English |
The layout was neat and convenient to reference when checking wiring connections and system details.
The diagram was clearly organized and easy to follow. The electrical information was straightforward to review.
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