{"product_id":"standard-ignition-vr-178-charging-system-voltage-regulator","title":"Standard Ignition VR-178 Charging System Voltage Regulator","description":"\u003ch2\u003eReliable Charging System Voltage Regulator for Toyota Vehicles\u003c\/h2\u003e\u003cp\u003eThe Standard Ignition VR-178 Charging System Voltage Regulator is designed to maintain optimal voltage levels in your vehicle's electrical system. Engineered for select Toyota models, this regulator ensures consistent alternator performance and protects your battery and electrical components.\u003c\/p\u003e\u003ch2\u003eKey Features of Standard Ignition VR-178 Voltage Regulator\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCompatible with Toyota Corolla, Starlet, and Tercel models\u003c\/li\u003e\n\u003cli\u003e12-volt charging system voltage regulation\u003c\/li\u003e\n\u003cli\u003eExternal mounting location for easy access\u003c\/li\u003e\n\u003cli\u003eSingle male round connector with one connector and six female blade terminals\u003c\/li\u003e\n\u003cli\u003eCompact dimensions: 134.874 x 64.77 x 70.104 mm (5.31 x 2.55 x 2.76 inches)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Standard Ignition VR-178 voltage regulator is a critical component in the charging system of Toyota Corolla, Starlet, and Tercel vehicles. It features a single male round connector and six female blade terminals, designed to interface seamlessly with the vehicle's alternator and electrical system. The external mounting location allows for straightforward installation and maintenance. With precise voltage regulation at 12 volts, this part helps prevent overcharging or undercharging, thereby extending the life of your battery and electrical components. The compact size of the VR-178 makes it suitable for tight engine compartments without compromising performance.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003ePrevents battery overcharging and electrical system damage\u003c\/li\u003e\n\u003cli\u003eResolves inconsistent alternator output voltage\u003c\/li\u003e\n\u003cli\u003eEliminates dimming or flickering dashboard lights\u003c\/li\u003e\n\u003cli\u003eCorrects battery drain caused by faulty voltage regulation\u003c\/li\u003e\n\u003cli\u003eRestores proper charging system function in Toyota Corolla, Starlet, and Tercel\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eInstallation of the Standard Ignition VR-178 voltage regulator requires access to the external mounting location on the alternator. Ensure the vehicle's ignition is off and the battery is disconnected before beginning installation. The part does not include mounting brackets or hardware, so retain original components for reinstallation. Verify connector orientation and terminal connections to avoid electrical faults. Consult the vehicle’s service manual for specific torque specifications and wiring diagrams.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty Information\u003c\/h2\u003e\u003cp\u003eStandard Ignition parts are manufactured to meet or exceed OEM specifications, ensuring reliable performance and durability. While this product does not include installation instructions or hardware, it is backed by Standard Ignition’s quality standards. Please refer to the manufacturer’s warranty policy for coverage details.\u003c\/p\u003e","brand":"Standard Ignition","offers":[{"title":"Default Title","offer_id":52174854717621,"sku":"FBHK-VR-178","price":71.12,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/SI_VR178_Fro.jpg?v=1775591293","url":"https:\/\/www.partcatalog.com\/products\/standard-ignition-vr-178-charging-system-voltage-regulator","provider":"PartCatalog","version":"1.0","type":"link"}