ISUZU

SB20-J-001

2020-07-01 · NHTSA 10178751

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

SOME CUSTOMERS MAY EXPERIENCE A WHISTLING OR WHINING NOISE COMING FROM THE ENGINE IN THE AREA OF THE EXHAUST MANIFOLD. ADDITIONALLY, A CHECK ENGINE LIGHT WITH DTC'S P0402 EXHAUST GAS RECIRCULATION (EGR) FLOW EXCESSIVE AND/OR P2457 EGR COOLING SYSTEM PERFORMANCE MAY BE SET. IF YOU DETERMINE THAT AN EXHAUST LEAK EXISTS AT THE EGR DUCT FLANGE WHERE IT ATTACHES TO THE EXHAUST MANIFOLD (SEE FIGURE 1) PERFORM THE FOLLOWING SERVICE PROCEDURE.

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.