{"product_id":"k1j517-97640-genuine-kubota®-def-diesel-exhaust-fluid-injector-kit","title":"K1J517-97640 | Genuine Kubota® DEF - Diesel Exhaust Fluid Injector Kit","description":"\u003cp\u003e\u003cstrong\u003eDescription:\u003cbr\u003e\u003c\/strong\u003eA Diesel Exhaust Fluid (DEF) Injector Kit\u003cstrong\u003e K1J517-97640\u003c\/strong\u003e is a component used in modern diesel vehicles to reduce harmful emissions. It’s part of the Selective Catalytic Reduction (SCR) system. Diesel Exhaust Fluid Injector Kit \u003cspan\u003eFor \u003c\/span\u003eKubota Engine V3800\u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cbr\u003ePart Number\u003c\/strong\u003e: K1J517-97640, K1J51797640\u003cbr\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003cspan\u003e: New\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eManufacture\/Brand\u003c\/strong\u003e\u003cspan\u003e: Kubota\u003cbr\u003e\u003c\/span\u003e\u003cstrong data-start=\"160\" data-end=\"176\"\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cstrong\u003e\u003cbr\u003eFits K1J517-97640 \u003c\/strong\u003eFor\u003cstrong\u003e Kubota Engine V3800\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\" style=\"height: 333.2px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 333.2px;\"\u003e\n\u003ctd style=\"height: 333.2px;\"\u003e\n\u003cstrong\u003eKubota Tractor:\u003cbr\u003e\u003c\/strong\u003eM5-091HD, M5-091HD-1, M5-091HD12, M5-091HD12-1, M5-091HDC, M5-091HDC-1, M5-091HDC12, M5-091HDC12-1, M5-091HF, M5-091HF-1, M5-091HFC, M5-091HFC-1, M5-111HD, M5-111HD-1, M5-111HD12, M5-111HD12-1, M5-111HDC, M5-111HDC-1, M5-111HDC12, M5-111HDC12-1, M5-111HDC24, M5-111HDC24-1, M5-111HF, M5-111HF-1, M5-111HFC, M5-111HFC-1, M5L-111(-SN), M5N-091HD12, M5N-091HD24, M5N-091HDC12, M5N-091HDC12-PC, M5N-091HDC24, M5N-091HDRC12, M5N-091HDRC24, M5N-092HD12, M5N-092HD24, M5N-111HD12, M5N-111HD24, M5N-111HDC12, M5N-111HDC24, M5N-111HDRC12, M5N-111HDRC24, M5N-112HD12, M5N-112HD24, M6-101DTC, M6-101DTC-1, M6-111DTC, M6-111DTC-1, M6-131DTC, M6-131DTC-1, M6-141DTC, M6-141DTSC, M6-141DTC-1, M6-141DTSC-1, M6H-101SHD, M6L-111SDS, M6L-111SDS2, M6S-111SDS2, M6S-111SDSC, M6S-111SDSC2, M6S-111SHC, M6S-111SHD, M6S-111SHDC, M6S-111SHDC2, M6S-111SHF, M7-132P, M7-132P KVT, M7-132S, M7-134P, M7-134P KVT, M7-134S, M7-152P, M7-152P KVT, M7-152S, M7-154P, M7-154P KVT, M7-154S, M7-172P, M7-172P KVT, M7-172S, M7-174P, M7-174P KVT, M7-174S\u003cstrong\u003e\u003cbr\u003eKubota Loader:\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003eSVL95-2S, SVL95-2SC, SVL97-2, SVL97-2C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003e\u003cbr\u003e\u003cstrong\u003ePurpose of using K1J517-97640:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp data-end=\"130\" data-start=\"100\" data-section-id=\"14tvwor\"\u003e\u003cstrong\u003e1. Inject DEF into exhaust\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"216\" data-start=\"131\"\u003eThe injector sprays a fine mist of DEF into the hot exhaust gases leaving the engine.\u003c\/p\u003e\n\u003cp data-end=\"249\" data-start=\"218\" data-section-id=\"piy9fi\"\u003e\u003cstrong\u003e2. Convert DEF into ammonia\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"324\" data-start=\"250\"\u003eHeat in the exhaust breaks the DEF (urea + water) down into ammonia (NH₃).\u003c\/p\u003e\n\u003cp data-end=\"357\" data-start=\"326\" data-section-id=\"1sdnh76\"\u003e\u003cstrong\u003e3. Neutralize harmful gases\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"457\" data-start=\"358\"\u003eThe ammonia reacts with nitrogen oxides (NOx)—harmful pollutants produced during diesel combustion.\u003c\/p\u003e\n\u003cp data-end=\"501\" data-start=\"459\" data-section-id=\"1rw8psw\"\u003e\u003cstrong\u003e4. Turn pollutants into safe emissions\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"585\" data-start=\"502\"\u003eThrough the \u003cstrong data-end=\"553\" data-start=\"514\"\u003eSelective Catalytic Reduction (SCR)\u003c\/strong\u003e process, NOx is converted into:\u003c\/p\u003e\n\u003cul data-end=\"621\" data-start=\"586\"\u003e\n\u003cli data-end=\"601\" data-start=\"586\" data-section-id=\"axy2hz\"\u003eNitrogen (N₂)\u003c\/li\u003e\n\u003cli data-end=\"621\" data-start=\"602\" data-section-id=\"yj41wj\"\u003eWater vapor (H₂O)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"654\" data-start=\"623\" data-section-id=\"1r60uza\"\u003e\u003cstrong\u003e5. Meet emissions standards\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"768\" data-start=\"655\"\u003eThis process helps vehicles comply with regulations from agencies like the \u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003eEnvironmental Protection Agency\u003c\/span\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003cp data-end=\"809\" data-start=\"770\" data-section-id=\"h4unrj\"\u003e\u003cstrong\u003e6. Maintain normal engine operation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"841\" data-start=\"810\"\u003eWithout a working DEF injector:\u003c\/p\u003e\n\u003cul data-end=\"951\" data-start=\"842\"\u003e\n\u003cli data-end=\"877\" data-start=\"842\" data-section-id=\"12gkv73\"\u003eThe system can’t reduce emissions\u003c\/li\u003e\n\u003cli data-end=\"918\" data-start=\"878\" data-section-id=\"1d4nxur\"\u003eThe vehicle may trigger warning lights\u003c\/li\u003e\n\u003cli data-end=\"951\" data-start=\"919\" data-section-id=\"1ys3b1s\"\u003eIt may limit power (limp mode)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-start=\"160\" data-end=\"353\"\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong data-start=\"585\" data-end=\"597\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSigns of Bad Diesel Exhaust Fluid Injector Kit K1J517-97640:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp data-section-id=\"1gmmfy4\" data-start=\"111\" data-end=\"141\"\u003e\u003cstrong\u003e1. Warning messages appear\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"142\" data-end=\"288\"\u003e\n\u003cli data-section-id=\"ae1gan\" data-start=\"142\" data-end=\"166\"\u003e“Check Engine” light\u003c\/li\u003e\n\u003cli data-section-id=\"1hhn0mb\" data-start=\"167\" data-end=\"288\"\u003e“DEF System Fault” or “Exhaust Fluid System” warning\u003cbr data-start=\"221\" data-end=\"224\"\u003eThese are usually the first signs something isn’t working right.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-section-id=\"12k4adc\" data-start=\"290\" data-end=\"336\"\u003e\u003cstrong\u003e2. Increased DEF consumption (or no usage)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"337\" data-end=\"454\"\u003e\n\u003cli data-section-id=\"tikm2p\" data-start=\"337\" data-end=\"404\"\u003eThe system may use \u003cstrong data-start=\"358\" data-end=\"374\"\u003etoo much DEF\u003c\/strong\u003e (leaking or over-injecting)\u003c\/li\u003e\n\u003cli data-section-id=\"luygvr\" data-start=\"405\" data-end=\"454\"\u003eOr \u003cstrong data-start=\"410\" data-end=\"425\"\u003enone at all\u003c\/strong\u003e (clogged or failed injector)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-section-id=\"1jqo8u3\" data-start=\"456\" data-end=\"489\"\u003e\u003cstrong\u003e3. Poor emissions performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"490\" data-end=\"612\"\u003e\n\u003cli data-section-id=\"mux3or\" data-start=\"490\" data-end=\"528\"\u003eHigher nitrogen oxide (NOx) output\u003c\/li\u003e\n\u003cli data-section-id=\"s8vv26\" data-start=\"529\" data-end=\"612\"\u003eMay fail an emissions test regulated by the \u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003eEnvironmental Protection Agency\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-section-id=\"1orqfzm\" data-start=\"614\" data-end=\"656\"\u003e\u003cstrong\u003e4. Rough running or reduced efficiency\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"657\" data-end=\"779\"\u003e\n\u003cli data-section-id=\"1697typ\" data-start=\"657\" data-end=\"700\"\u003eEngine may feel slightly less efficient\u003c\/li\u003e\n\u003cli data-section-id=\"pt3x0x\" data-start=\"701\" data-end=\"779\"\u003eFuel economy can drop because the system isn’t optimizing emissions properly\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-section-id=\"20z3p7\" data-start=\"781\" data-end=\"824\"\u003e\u003cstrong\u003e5. White crystal buildup (visible clue)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"825\" data-end=\"961\"\u003e\n\u003cli data-section-id=\"145merr\" data-start=\"825\" data-end=\"916\"\u003eDried DEF can leave \u003cstrong data-start=\"847\" data-end=\"872\"\u003ewhite crusty deposits\u003c\/strong\u003e around the injector or exhaust components\u003c\/li\u003e\n\u003cli data-section-id=\"v7nsz9\" data-start=\"917\" data-end=\"961\"\u003eThis often means leaking or improper spray\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-section-id=\"19sk3ou\" data-start=\"963\" data-end=\"1003\"\u003e\u003cstrong\u003e6. Strong ammonia smell from exhaust\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1004\" data-end=\"1077\"\u003e\n\u003cli data-section-id=\"kbqf2n\" data-start=\"1004\" data-end=\"1077\"\u003eIndicates DEF isn’t being properly atomized or burned in the SCR system\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-section-id=\"u7kbg\" data-start=\"1079\" data-end=\"1121\"\u003e\u003cstrong\u003e7. Engine power limitation (limp mode)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1122\" data-end=\"1210\"\u003e\n\u003cli data-section-id=\"17i1ogh\" data-start=\"1122\" data-end=\"1178\"\u003eThe vehicle may reduce speed\/power to force a repair\u003c\/li\u003e\n\u003cli data-section-id=\"1mx7jtf\" data-start=\"1179\" data-end=\"1210\"\u003eCommon in newer diesel trucks\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-section-id=\"1tphm4b\" data-start=\"1212\" data-end=\"1252\"\u003e\u003cstrong\u003e8. No-start condition (severe cases)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1253\" data-end=\"1348\"\u003e\n\u003cli data-section-id=\"9wx6u\" data-start=\"1253\" data-end=\"1348\"\u003eSome vehicles won’t restart if the DEF\/SCR system failure isn’t fixed after repeated warnings\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-start=\"97\" data-end=\"476\"\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eAbout the Manufacturer – Kubota:\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"181\" data-end=\"390\"\u003e\u003cstrong data-start=\"181\" data-end=\"191\"\u003eKubota\u003c\/strong\u003e is a well-known Japanese company founded in 1890 and headquartered in Osaka, Japan. It is a global leader in the production of \u003cstrong data-start=\"319\" data-end=\"389\"\u003eagricultural machinery, construction equipment, and diesel engines\u003c\/strong\u003e. Originally starting as a small metal casting business, Kubota has grown into an international brand that operates in more than 100 countries around the world.\u003c\/p\u003e","brand":"Kubota","offers":[{"title":"Default Title","offer_id":50622993367287,"sku":"K1J517-97640","price":1149.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0895\/7080\/3959\/files\/photo_2026-03-25_19-31-44.jpg?v=1774460272","url":"https:\/\/forcetruckparts.com\/products\/k1j517-97640-genuine-kubota%c2%ae-def-diesel-exhaust-fluid-injector-kit","provider":"Force Truck Parts","version":"1.0","type":"link"}