ISUZU

SB19J002

2019-09-26 · NHTSA 10167650

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 WHOSE VEHICLES ARE OPERATED IN DUSTY TYPE ENVIRONMENTS, SUCH AS FARMING, SWEEPING, OR OFF-ROAD TYPE APPLICATIONS, MAY COMMENT ABOUT THE ILLUMINATION OF THE CHECK ENGINE LIGHT, WITH ONE OR MORE OF THE FOLLOWING DTC'S SET: P0449 (EVAPORATIVE EMISSION VENT SOLENOID VALVE CONTROL CIRCUIT LOW VOLTAGE), P0446 (EVAPORATIVE EMISSION VENT SYSTEM PERFORMANCE) AND P0455 (EVAPORATIVE EMISSION SYSTEM LARGE LEAK DETECTED). DIRT AND DUST INTRUSION INTO THE EVAP CANISTER VENT SOLENOID VALVE MAY CAUSE THIS CONDITION. IF NORMAL DIAGNOSTICS FOR ANY OF THE ABOVE DTCS DETERMINES THE EVAPORATIVE EMISSION (EVAP) CANISTER VENT SOLENOID VALVE HAS FAILED, REPLACE THE EXISTING EVAP CANISTER VENT SOLENOID VALVE (THE "VALVE") WITH A NEW ASSEMBLY. THEN COVER THE VALVE AND RELOCATE IT WITH THE UPDATED PARTS USING THE SERVICE PROCEDURE IN THIS BULLENTIN. (SEE FIGURE 1.)

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.