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Service bulletin TSB240065

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 id11026090
Published by NHTSA2025-12-03
Manufacturer's numberTSB240065
Manufacturer's date2025-11-06
NHTSA componentFUEL/PROPULSION SYSTEM

NHTSA's summary

This Technical Service Bulletin describes the verification and resolution steps for the software of the Battery Electrical System which may contain a delay between high voltage (HV) battery contactors opening and the air compressor turning off, resulting in fault code 15251 being reported. This is an update to a previously submitted communication.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Fuel system

Vehicles listed
CUMMINS BES

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