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Service bulletin SB26-H-001

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 id11032346
Published by NHTSA2026-05-06
Manufacturer's numberSB26-H-001
Manufacturer's date2026-04-22
NHTSA componentSERVICE BRAKES
Manufacturer's systemBrakes

NHTSA's summary

SERVICE BULLETIN - THE ORIGINAL CALIBRATION IN THE ELECTRONIC HYDRAULIC CONTROL UNIT (EHCU) OF CERTAIN 2025 – 2026 MY N-DIESEL VEHICLES CONTAINED INCORRECT LOGIC THAT MAY UNNECESSARILY CAUSE DTC C2200 (49) ANTI-LOCK BRAKE MODULE INTERNAL – INTERNAL ELECTRONIC FAILURE TO SET AND ILLUMINATE THE ABS MALFUNCTION INDICATOR LIGHT (MIL). AN UPDATED EHCU CALIBRATION CORRECTING THIS CONCERN IS NOW AVAILABLE.

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

Brakes

Trouble codes named

C2200

Vehicles listed
ISUZU N-SERIES2025

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