{"title":"SCR Components | Truck Parts Planet","description":"\u003cp\u003eSCR Components are essential parts of modern diesel aftertreatment systems, helping reduce nitrogen oxide emissions through the selective catalytic reduction process. At Truck Parts Planet, we offer dependable SCR system parts for medium- and heavy-duty commercial trucks used in professional repair, replacement, diagnostics, and emissions-system maintenance.\u003c\/p\u003e\n\n\u003cp\u003e\u003c\/p\u003e\n\n\u003cp\u003eOur collection may include SCR catalysts, DEF dosing components, NOx sensors, exhaust temperature sensors, DEF injectors, mixers, clamps, brackets, gaskets, pipes, modules, and other related aftertreatment parts. These components work together to manage exhaust treatment and support proper emissions-system operation in heavy-duty diesel applications.\u003c\/p\u003e\n\n\u003cp\u003e\u003c\/p\u003e\n\n\u003cp\u003eCommercial trucks operate under demanding conditions where aftertreatment systems are exposed to extreme heat, vibration, soot, moisture, chemical deposits, and continuous thermal cycling. Over time, damaged or malfunctioning SCR Components can contribute to warning lights, emissions-related fault codes, poor DEF system performance, reduced engine power, increased emissions, or derate conditions. Replacing failed parts can help restore proper system function and support normal vehicle operation.\u003c\/p\u003e\n\n\u003cp\u003e\u003c\/p\u003e\n\n\u003cp\u003eTruck Parts Planet carries SCR and emissions parts for many popular commercial truck makes and heavy-duty diesel engine platforms. Product listings include available OEM or manufacturer part numbers, specifications, compatibility information, connector details, and clear product photos to help customers identify the correct replacement component before ordering.\u003c\/p\u003e\n\n\u003cp\u003e\u003c\/p\u003e\n\n\u003cp\u003eOur selection is suitable for owner-operators, fleet maintenance departments, diesel repair facilities, emissions specialists, and professional technicians servicing commercial vehicle aftertreatment systems. Many products are stocked in our USA warehouse for fast order processing and convenient nationwide shipping.\u003c\/p\u003e\n\n\u003cp\u003e\u003c\/p\u003e\n\n\u003cp\u003eBrowse SCR Components at Truck Parts Planet to find reliable replacement parts for your commercial truck emissions system. If you are unsure about compatibility, contact us with your truck model, engine information, VIN, or existing part number, and our team can help you identify the appropriate component.\u003c\/p\u003e\n\n\u003cp\u003e\u003c\/p\u003e","products":[{"product_id":"s17h0e0042-genuine-oem-hino-24v-def-pump","title":"S17H0E0042 | Genuine OEM Hino 24V DEF Pump","description":"\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eS17H0E0042 | Genuine OEM Hino 24V Diesel Exhaust Fluid (DEF) Pump\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe Hino Diesel Exhaust Fluid (DEF) Pump, part number \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eS17H0E0042\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, is a 24V pump designed to deliver DEF within a compatible diesel exhaust aftertreatment system. It supports the Selective Catalytic Reduction (SCR) system, which uses DEF to help reduce nitrogen oxide emissions. Verify the part number, voltage, and vehicle configuration before ordering.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003ePRODUCT INFORMATION\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003ePart Number:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e S17H0E0042\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eBrand:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Hino\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003ePart Name:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Diesel Exhaust Fluid (DEF) Pump\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eComponent Type:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e DEF Pump\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eVoltage:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 24V\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eSystem:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Selective Catalytic Reduction (SCR) \/ Exhaust Aftertreatment\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eCross Reference:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e S17H0-E0042\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eCondition:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Confirm the actual condition of the item before purchase.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003eAPPLICATIONS\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eThe Hino DEF pump is intended for compatible commercial vehicle applications using a 24V DEF delivery system. Exact vehicle and engine fitment for \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eS17H0E0042\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e should be confirmed using the vehicle identification number (VIN), engine information, and the original pump part number.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eDo not assume that similar-looking DEF pumps or related part numbers are interchangeable without confirmation.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eFUNCTION\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eThe DEF pump supplies and circulates Diesel Exhaust Fluid through the vehicle's aftertreatment system as required for SCR operation. Correct DEF delivery helps the emissions system operate as designed and supports the reduction of nitrogen oxide emissions.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eCOMMON SIGNS OF DEF PUMP FAILURE\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eA worn, damaged, or failing DEF pump may cause symptoms such as:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDEF pump or SCR system fault codes.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDashboard emissions-system warning lights.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eReduced engine power or an engine derate.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDEF pressure or delivery faults.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eIrregular DEF supply or dosing-system operation.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eFailure of the aftertreatment system to complete normal operation.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eThese symptoms can have other causes, including clogged filters, damaged lines, faulty sensors, or wiring problems. Follow the manufacturer's diagnostic procedure before replacing the pump.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eWHY REPLACE A HINO DEF PUMP?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eA functioning DEF pump is important for proper fluid delivery to the SCR aftertreatment system. Replacing a confirmed faulty pump with the correct 24V component can help restore DEF supply and support normal emissions-system operation.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eFITMENT INFORMATION\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eBefore purchasing \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eHino S17H0E0042\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, verify the part number and 24V specification against the existing pump. Confirm compatibility using the vehicle VIN, engine model, connector arrangement, and applicable OEM parts catalog.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe alternate format \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eS17H0-E0042\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is listed as a cross-reference for this part. Confirm that it matches your specific application before ordering.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eGENUINE HINO PART\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eThis listing identifies the product as a Hino 24V Diesel Exhaust Fluid (DEF) Pump, part number \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eS17H0E0042\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. Verify authenticity, condition, and included components against the actual item and its supporting documentation before publishing or purchasing.\u003c\/span\u003e\u003c\/p\u003e","brand":"Hino","offers":[{"title":"Default Title","offer_id":49898209509635,"sku":"S17H0E0042","price":1099.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0838\/9289\/6003\/files\/HinoDieselExhaustFluid_DEF_Pump24V1.jpg?v=1792410488"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0838\/9289\/6003\/collections\/ChatGPT_Image_Sep_22_2026_06_41_04_PM.png?v=1790182641","url":"https:\/\/truckpartsplanet.com\/collections\/scr-components.oembed","provider":"TRUCK PARTS PLANET","version":"1.0","type":"link"}