{"nhtsa_id":10085252,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2016-11-30","date":"2014-04-09","document_id":"TSB140039-040714","mfr_campaign":null,"replaces":null,"component":"ENGINE; ELECTRICAL SYSTEM:WIRING","mfr_system":null,"summary":"THIS TECHNICAL SERVICE BULLETIN DESCRIBES THE VERIFICATION AND RESOLUTION OF DIESEL PARTICULATE FILTER (DPF) OUTLET TEMPERATURE SENSOR WIRES DAMAGED DURING INSTALLATION OF THE AFTERTREATMENT SELECTIVE CATALYTIC REDUCTION (SCR) CATALYST MOUNTING STRAP BY PACCAR IN THE \"SWITCH-BACK\" EXHAUST CONFIGURATION. THE DAMAGE RESULTS IN A SHORT WHICH CAN LEAD TO FAULT CODE 3321 (ACTIVE OR INACTIVE). THIS IS A RESISSUE OF A PREVIOUS COMMUNICATION.","document":null,"url":"https://open.wenmarpro.com/bulletins/10085252","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"engine","name":"Engine","parent":null},{"id":"wiring","name":"Wiring and fuses","parent":"electrical"}],"codes":[],"topics":[],"vehicles":[{"make":"CUMMINS","model":"ISL9","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":[]}