ISUZU

CB25-K-001

2025-01-31 · NHTSA 11013606

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

CAMPAIGN BULLETIN: IN SOME 2025MY ISUZU N-SERIES VEHICLES EQUIPPED WITH 6.6L GASOLINE ENGINES AND 8L90 AUTOMATIC TRANSMISSIONS AND WHOLESALED PRIOR TO DECEMBER 13, 2024, THE ORIGINAL CALIBRATION IN THE TRANSMISSION CONTROL MODULE (TCM) CONTAINED INCORRECT LOGIC THAT MAY UNNECESSARILY CAUSE DIAGNOSTIC TROUBLE CODE (DTC) P175E TO SET AND ILLUMINATE THE CHECK ENGINE MALFUNCTION INDICATOR LIGHT (MIL). AN UPDATED TCM CALIBRATION CORRECTING THIS CONCERN IS NOW AVAILABLE. ADDITIONALLY, THE TRANSMISSION FAST LEARN PROCEDURE MUST BE COMPLETED AFTER THE TCM REPROGRAMMING HAS BEEN COMPLETED.

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.