ISUZU

SB26-H-001

2026-04-22 · NHTSA 11032346

A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.

Manufacturer summary

Original wording in English

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.

Repeated filings are grouped only when make, bulletin number, publication date and complete summary agree. Original record numbers are retained. Older publications remain available, and an explicit later version is shown when established. Pre-1994 vehicle associations are separated from default results; an unspecified year does not mean all model years apply.