{"nhtsa_id":10154196,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2019-03-11","date":"2018-12-13","document_id":"SB18J002","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE)","mfr_system":null,"summary":"SOME CUSTOMERS MAY EXPERIENCE AN ILLUMINATED MALFUNCTION INDICATOR LIGHT (MIL) WITH DTC P0402 EXHAUST GAS RECIRCULATION (EGR) FLOW EXCESSIVE SET WITHOUT AN APPARENT CAUSE. NEW CALIBRATIONS FOR THE ENGINE CONTROL MODULE (ECM) HAVE BEEN DEVELOPED TO ADDRESS THIS CONCERN. FOLLOW THE DIAGNOSTIC FOR THIS DTC IF NO FAULT CAN BE FOUND WHEN PERFORMING THE NORMAL DIAGNOSIS, FOLLOW THE SERVICE PROCEDURE IN THIS BULLETIN TO CORRECT THE CONCERN.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2018/MC-10154196-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2018/MC-10154196-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10154196","components":[{"id":"engine","name":"Engine","parent":null},{"id":"exhaust-emissions","name":"Exhaust and emissions","parent":null},{"id":"egr-valve","name":"EGR valve","parent":"exhaust-emissions"}],"codes":["P0402"],"topics":[],"vehicles":[{"make":"ISUZU","model":"F SERIES","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]}],"as_of":"2026-10-19","note":"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.","attribution":[]}