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Service bulletin TSB120060-031716

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10086604
Published by NHTSA2016-12-20
Manufacturer's numberTSB120060-031716
Manufacturer's date2016-03-28
NHTSA componentENGINE; ELECTRICAL SYSTEM:WIRING

NHTSA's summary

THIS TECHNICAL SERVICE BULLETIN DESCRIBES THE VERIFICATION AND RESOLUTION OF CERTAIN MALFUNCTIONS DUE TO INCORRECT SWITCH INPUT WIRING ON SOME ENGINES. CERTAIN ENGINE CONTROL MODULE SWITCH INPUTS, SUCH AS THE POWER TAKE-OFF (PTO)/ACCELERATOR INTERLOCK/OIL PRESSURE SWITCH MAY BE INOPERABLE. THIS IS AN UPDATE TO A PREVIOUSLY SUBMITTED COMMUNICATION.

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Electrical system, Engine, Wiring and fuses

Vehicles listed
CUMMINS ISB6.7
CUMMINS ISL9
CUMMINS ISX12
CUMMINS ISX15

Listing a model year does not mean every vehicle of it is concerned: the document says which.