{"product_id":"4008518810-genuine-wabco®-abs-hydraulic-control-module-kit-12v","title":"4008518810 | Genuine Wabco® ABS Hydraulic Control Module Kit 12V","description":"\u003cp\u003e\u003cstrong\u003eDescription\u003c\/strong\u003e:\u003cbr\u003eAn ABS Hydraulic Control Module (HCU) \u003cstrong\u003e4008518810 \u003c\/strong\u003eis a key part of a vehicle’s anti-lock braking system (ABS). It’s the component that actually controls brake fluid pressure at each wheel when ABS activates. ABS Hydraulic Control Module \u003cspan\u003e10 coil, 12V \u003c\/span\u003eKit For\u003cstrong\u003e \u003c\/strong\u003eFreightliner\u003cspan data-end=\"568\" data-start=\"552\"\u003e, \u003c\/span\u003eHino\u003cspan data-end=\"636\" data-start=\"628\"\u003e, \u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eKenworth\u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\" data-end=\"705\" data-start=\"693\"\u003e, \u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eMack\u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\" data-end=\"770\" data-start=\"762\"\u003e, \u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eMeritor\u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\" data-end=\"842\" data-start=\"831\"\u003e, \u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003ePeterbilt\u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\" data-end=\"912\" data-start=\"899\"\u003e, V\u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eolvo\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003ePart Number\u003cspan\u003e:\u003c\/span\u003e\u003c\/strong\u003e 4008518810, 6400-4008518810\u003cbr\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003cspan\u003e: New\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eManufacture\/Brand\u003c\/strong\u003e\u003cspan\u003e: Wabco\u003cstrong\u003e \u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cbr\u003eFits\u003cspan\u003e 4008518810 \u003c\/span\u003eFor \u003c\/strong\u003eFreightliner\u003cspan data-end=\"568\" data-start=\"552\"\u003e, \u003c\/span\u003eHino\u003cspan data-end=\"636\" data-start=\"628\"\u003e, \u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eKenworth\u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\" data-end=\"705\" data-start=\"693\"\u003e, \u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eMack\u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\" data-end=\"770\" data-start=\"762\"\u003e, \u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eMeritor\u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\" data-end=\"842\" data-start=\"831\"\u003e, \u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003ePeterbilt\u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\" data-end=\"912\" data-start=\"899\"\u003e, V\u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eolvo\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003cstrong data-start=\"585\" data-end=\"597\"\u003ePurpose of using 4008518810:\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=\"hofprg\" data-start=\"168\" data-end=\"205\"\u003e\u003cstrong\u003e1. Driver presses the brake pedal\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"206\" data-end=\"331\"\u003e\n\u003cli data-section-id=\"i5sgzb\" data-start=\"206\" data-end=\"276\"\u003e\n\u003cp data-start=\"208\" data-end=\"276\"\u003eBrake fluid is sent toward the wheels like a normal braking system\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1eljvjd\" data-start=\"277\" data-end=\"331\"\u003e\n\u003cp data-start=\"279\" data-end=\"331\"\u003eThe HCU is initially just passing pressure through\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-section-id=\"v9ed0h\" data-start=\"338\" data-end=\"365\"\u003e\u003cstrong\u003e2. Wheels begin to slow\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"366\" data-end=\"469\"\u003e\n\u003cli data-section-id=\"o8btex\" data-start=\"366\" data-end=\"408\"\u003e\n\u003cp data-start=\"368\" data-end=\"408\"\u003eWheel speed sensors monitor each wheel\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1gs7xz2\" data-start=\"409\" data-end=\"469\"\u003e\n\u003cp data-start=\"411\" data-end=\"469\"\u003eIf one wheel is about to lock, the ABS system detects it\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-section-id=\"5txw92\" data-start=\"476\" data-end=\"507\"\u003e\u003cstrong\u003e3. ABS system sends command\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"508\" data-end=\"566\"\u003e\n\u003cli data-section-id=\"5oc6qa\" data-start=\"508\" data-end=\"566\"\u003e\n\u003cp data-start=\"510\" data-end=\"566\"\u003eThe ABS control module (computer) tells the HCU to act\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-section-id=\"19wawtn\" data-start=\"573\" data-end=\"606\"\u003e\u003cstrong\u003e4. HCU reduces brake pressure\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"607\" data-end=\"706\"\u003e\n\u003cli data-section-id=\"1lbeqdz\" data-start=\"607\" data-end=\"662\"\u003e\n\u003cp data-start=\"609\" data-end=\"662\"\u003eThe HCU \u003cstrong data-start=\"617\" data-end=\"638\"\u003ereleases pressure\u003c\/strong\u003e to the slipping wheel\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"tgdjb5\" data-start=\"663\" data-end=\"706\"\u003e\n\u003cp data-start=\"665\" data-end=\"706\"\u003eThis prevents the wheel from locking up\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-section-id=\"uvxwpm\" data-start=\"713\" data-end=\"738\"\u003e\u003cstrong\u003e5. HCU holds pressure\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"739\" data-end=\"838\"\u003e\n\u003cli data-section-id=\"17d4n4l\" data-start=\"739\" data-end=\"787\"\u003e\n\u003cp data-start=\"741\" data-end=\"787\"\u003eIt temporarily \u003cstrong data-start=\"756\" data-end=\"765\"\u003eholds\u003c\/strong\u003e the pressure steady\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"msskun\" data-start=\"788\" data-end=\"838\"\u003e\n\u003cp data-start=\"790\" data-end=\"838\"\u003eKeeps the wheel rotating at a controlled speed\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-section-id=\"1qg2pj4\" data-start=\"845\" data-end=\"874\"\u003e\u003cstrong\u003e6. HCU reapplies pressure\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"875\" data-end=\"935\"\u003e\n\u003cli data-section-id=\"z8gof9\" data-start=\"875\" data-end=\"935\"\u003e\n\u003cp data-start=\"877\" data-end=\"935\"\u003eIt \u003cstrong data-start=\"880\" data-end=\"907\"\u003ereapplies braking force\u003c\/strong\u003e once traction is regained\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-section-id=\"1mmkovk\" data-start=\"942\" data-end=\"970\"\u003e\u003cstrong\u003e7. Cycle repeats rapidly\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"971\" data-end=\"1060\"\u003e\n\u003cli data-section-id=\"1wm32qd\" data-start=\"971\" data-end=\"1013\"\u003e\n\u003cp data-start=\"973\" data-end=\"1013\"\u003eThis happens \u003cstrong data-start=\"986\" data-end=\"1011\"\u003emany times per second\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1iywa10\" data-start=\"1014\" data-end=\"1060\"\u003e\n\u003cp data-start=\"1016\" data-end=\"1060\"\u003eMuch faster than a human could pump brakes\u003c\/p\u003e\n\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=\"585\" data-end=\"703\"\u003e\u003cstrong data-start=\"585\" data-end=\"597\"\u003e\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSigns of Bad ABS Hydraulic Control Module 4008518810:\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=\"waehz\" data-start=\"141\" data-end=\"176\"\u003e\u003cstrong\u003e1. ABS warning light comes on\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"177\" data-end=\"317\"\u003e\n\u003cli data-section-id=\"iihk2\" data-start=\"177\" data-end=\"207\"\u003e\n\u003cp data-start=\"179\" data-end=\"207\"\u003eFirst and most common sign\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"14ikw7i\" data-start=\"208\" data-end=\"269\"\u003e\n\u003cp data-start=\"210\" data-end=\"269\"\u003eThe system detects a fault in the ABS (often HCU-related)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1j7k6bu\" data-start=\"270\" data-end=\"317\"\u003e\n\u003cp data-start=\"272\" data-end=\"317\"\u003eYou’ll see the \u003cstrong data-start=\"287\" data-end=\"317\"\u003eABS light on the dashboard\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-section-id=\"z8ch72\" data-start=\"324\" data-end=\"377\"\u003e\u003cstrong\u003e2. Traction control \/ stability control warning\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"378\" data-end=\"513\"\u003e\n\u003cli data-section-id=\"1sgk5mo\" data-start=\"378\" data-end=\"439\"\u003e\n\u003cp data-start=\"380\" data-end=\"439\"\u003eSince these systems rely on ABS, they may also deactivate\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1hp0zmn\" data-start=\"440\" data-end=\"513\"\u003e\n\u003cp data-start=\"442\" data-end=\"513\"\u003eYou might see additional warning lights (traction or stability control)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-section-id=\"15tc7j\" data-start=\"520\" data-end=\"549\"\u003e\u003cstrong\u003e3. Loss of ABS function\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"550\" data-end=\"659\"\u003e\n\u003cli data-section-id=\"vd42f6\" data-start=\"550\" data-end=\"604\"\u003e\n\u003cp data-start=\"552\" data-end=\"604\"\u003eBrakes still work, but \u003cstrong data-start=\"575\" data-end=\"602\"\u003eABS no longer activates\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1gsza87\" data-start=\"605\" data-end=\"659\"\u003e\n\u003cp data-start=\"607\" data-end=\"659\"\u003eDuring hard braking, wheels may \u003cstrong data-start=\"639\" data-end=\"659\"\u003elock up and skid\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-section-id=\"15npepo\" data-start=\"666\" data-end=\"699\"\u003e\u003cstrong\u003e4. Unusual brake pedal feel\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"700\" data-end=\"788\"\u003e\n\u003cli data-section-id=\"g0oqtf\" data-start=\"700\" data-end=\"788\"\u003e\n\u003cp data-start=\"702\" data-end=\"717\"\u003ePedal may feel:\u003c\/p\u003e\n\u003cul data-start=\"720\" data-end=\"788\"\u003e\n\u003cli data-section-id=\"10hh8sv\" data-start=\"720\" data-end=\"741\"\u003e\n\u003cp data-start=\"722\" data-end=\"741\"\u003eToo soft (spongy)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"13v9wf7\" data-start=\"744\" data-end=\"756\"\u003e\n\u003cp data-start=\"746\" data-end=\"756\"\u003eToo hard\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1qkccmp\" data-start=\"759\" data-end=\"788\"\u003e\n\u003cp data-start=\"761\" data-end=\"788\"\u003ePulsing when it shouldn’t\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-section-id=\"dg0p7f\" data-start=\"795\" data-end=\"831\"\u003e\u003cstrong\u003e5. ABS pump running abnormally\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"832\" data-end=\"970\"\u003e\n\u003cli data-section-id=\"ynmw1h\" data-start=\"832\" data-end=\"920\"\u003e\n\u003cp data-start=\"834\" data-end=\"847\"\u003eYou may hear:\u003c\/p\u003e\n\u003cul data-start=\"850\" data-end=\"920\"\u003e\n\u003cli data-section-id=\"1eg5y0s\" data-start=\"850\" data-end=\"877\"\u003e\n\u003cp data-start=\"852\" data-end=\"877\"\u003ePump running constantly\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"16pqqc3\" data-start=\"880\" data-end=\"920\"\u003e\n\u003cp data-start=\"882\" data-end=\"920\"\u003eOr not running at all when it should\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1f3o06x\" data-start=\"921\" data-end=\"970\"\u003e\n\u003cp data-start=\"923\" data-end=\"970\"\u003eThis points to a failing motor inside the HCU\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-section-id=\"rp4adf\" data-start=\"977\" data-end=\"1015\"\u003e\u003cstrong\u003e6. Inconsistent braking behavior\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1016\" data-end=\"1103\"\u003e\n\u003cli data-section-id=\"wpaxh4\" data-start=\"1016\" data-end=\"1103\"\u003e\n\u003cp data-start=\"1018\" data-end=\"1030\"\u003eVehicle may:\u003c\/p\u003e\n\u003cul data-start=\"1033\" data-end=\"1103\"\u003e\n\u003cli data-section-id=\"jv8t4c\" data-start=\"1033\" data-end=\"1067\"\u003e\n\u003cp data-start=\"1035\" data-end=\"1067\"\u003ePull to one side while braking\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1drivkb\" data-start=\"1070\" data-end=\"1103\"\u003e\n\u003cp data-start=\"1072\" data-end=\"1103\"\u003eBrake unevenly between wheels\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-section-id=\"k1niw\" data-start=\"1110\" data-end=\"1146\"\u003e\u003cstrong\u003e7. Increased stopping distance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1147\" data-end=\"1261\"\u003e\n\u003cli data-section-id=\"gjaqgq\" data-start=\"1147\" data-end=\"1205\"\u003e\n\u003cp data-start=\"1149\" data-end=\"1174\"\u003eEspecially noticeable on:\u003c\/p\u003e\n\u003cul data-start=\"1177\" data-end=\"1205\"\u003e\n\u003cli data-section-id=\"bs7l9h\" data-start=\"1177\" data-end=\"1190\"\u003e\n\u003cp data-start=\"1179\" data-end=\"1190\"\u003eWet roads\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"seol8t\" data-start=\"1193\" data-end=\"1205\"\u003e\n\u003cp data-start=\"1195\" data-end=\"1205\"\u003eSnow\/ice\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"108g0gr\" data-start=\"1206\" data-end=\"1261\"\u003e\n\u003cp data-start=\"1208\" data-end=\"1261\"\u003eBecause ABS is no longer managing traction properly\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-section-id=\"1kpqoxv\" data-start=\"1268\" data-end=\"1320\"\u003e\u003cstrong\u003e8. Brake fluid leaks (less common but serious)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1321\" data-end=\"1407\"\u003e\n\u003cli data-section-id=\"9d2yuk\" data-start=\"1321\" data-end=\"1361\"\u003e\n\u003cp data-start=\"1323\" data-end=\"1361\"\u003eInternal or external leak in the HCU\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1wz45p7\" data-start=\"1362\" data-end=\"1407\"\u003e\n\u003cp data-start=\"1364\" data-end=\"1407\"\u003eCan lead to \u003cstrong data-start=\"1376\" data-end=\"1407\"\u003eloss of braking performance\u003c\/strong\u003e\u003c\/p\u003e\n\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\u003cstrong data-start=\"97\" data-end=\"151\"\u003e\u003cbr\u003eAbout the Manufacturer – Wabco:\u003c\/strong\u003e\u003cbr data-start=\"151\" data-end=\"154\"\u003e\u003cstrong data-start=\"0\" data-end=\"9\"\u003eWABCO\u003c\/strong\u003e (originally the\u003cstrong\u003e \u003c\/strong\u003eWestinghouse Air Brake Company) is a global leader in vehicle control systems for commercial vehicles such as trucks, buses, and trailers. Founded in 1869 and later becoming a part of ZF Friedrichshafen AG in 2020, WABCO is best known for pioneering advanced braking, stability, and suspension technologies.\u003cbr\u003e\u003c\/p\u003e","brand":"Wabco","offers":[{"title":"Default Title","offer_id":50612767555831,"sku":"4008518810","price":2789.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0895\/7080\/3959\/files\/photo_2026-03-21_00-40-33.jpg?v=1774046525","url":"https:\/\/forcetruckparts.com\/products\/4008518810-genuine-wabco%c2%ae-abs-hydraulic-control-module-kit-12v","provider":"Force Truck Parts","version":"1.0","type":"link"}