{"nhtsa_id":10187495,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2021-02-22","date":"2021-01-06","document_id":"IB18-J-002A","mfr_campaign":null,"replaces":null,"component":"EQUIPMENT; FUEL SYSTEM, DIESEL","mfr_system":null,"summary":"RECENTLY, THE ESSENTIAL TOOLS - DPF INJECTOR CLEANING KIT (EN-52575), INJECTOR CLEANER ACCESSORY KING (EN-52575-50), AND INJECTOR SEAL INSTALLER AND SIZER (J-46911) - WERE SHIPPED TO ISUZU DEALERS. ISUZU HAS DEVEOPED A PROCEDURE TO REMOVE THE CARBON BUILDUP FROM THE DPF FUEL INJECTOR TIP AND TO MAINTAIN THE INJECTOR PERFORMANCE LEVEL. THESE ESSENTIAL TOOLS ARE: KIT 1 - AN ULTRASONIC CLEANING MACHINE, AND SUPPORT RACK (SEE FIGURE 1), KIT 2 - A STAND WITH BASE, ARM WITH CLAMP, BRASS BRISTLE BRUSH, AND PYREX BEAKER (SEE FIGURE 2), AND KIT 3 - AN INJECTOR SEAL PROTECTOR, SEAL PUSHER AND SEAL SIZER (SEE FIGURE 3). DPF INJECTOR CLEANING KIT EN-52575, DPF INJECTOR CLEANER ACCESSORY KIT EN-52575-50, AND INJECTOR SEAL INSTALLER AND SIZER J-46911 COMBINE TO MAKE A COMPLETE KIT FOR CLEANING. THE ESSENTIAL TOOLS ARE USED ON A BENCH TOP (SEE FIGURES 1, 2, & 3). REFER TO THE APPROPRIATE SERVICE MANUAL FOR INFORMATION ON WHEN AND HOW TO PERFORM THE DPF INJECTOR CLEANING PROCEDURE.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10187495-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10187495-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10187495","components":[{"id":"equipment","name":"Equipment and accessories","parent":null},{"id":"fuel-system","name":"Fuel system","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"ISUZU","model":"N-SERIES","year_from":2011,"year_to":2020,"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":[]}