28610-54390 156700-2490 12VDC 4Pins Automotive Glow Plug Relay

Ensure Reliable Diesel Engine Cold StartsAre you experiencing hard starting, white smoke upon cranking, or a rough idle during cold mornings? A faulty glow plug relay is often the culprit. Our premium 12V diesel glow plug / intake heater relay is precision-engineered to restore stable and efficient power delivery to your vehicle's pre-heating system, ensuring quick, dependable ignition every time you turn the key.Heavy-Duty Construction for Diesel DemandsDiesel engines demand robust components. Built to withstand extreme under-hood environments, this replacement relay features a rugged, heat-stabilized outer casing that shields internal components from intense thermal cycles, severe off-road vibrations, and moisture intrusion. High-conductivity internal alloy contacts prevent voltage drops and electrical arcing, delivering an exceptionally long service life that matches or exceeds aftermarket standards.Seamless Compatibility & Effortless DIY FixThe 28610-54390 156700-2490 relay is engineered specifically to match the exact specifications and performance of your original equipment. It serves as a vital component for numerous iconic domestic and import diesel 4x4 off-roaders, rugged work trucks, adventure SUVs, and commercial utility vans built between 1990 and the 2020s (including various Land Cruiser 70 Series, Hilux, Fortuner, Innova, and more). Product Specifications:Part Number: 28610-54390 156700-2490Voltage: 12V DCApplication Type: Glow Plug Relay / Intake Heater Relay AssemblyPackage Includes: 1 x Premium Multi-Purpose Diesel RelayNote: To ensure a hassle-free shopping experience and 100% compatibility, please cross-check the 28610-54390 156700-2490 part number against your existing factory relay or consult your vehicle's service manual before ordering.

• Wide Vehicle Compatibility: Perfectly fits a broad range of 12V diesel vehicles from 1990 to 2020+, including popular off-road 4x4s, heavy-duty utility pickups, mid-size adventure SUVs, and commercial vans (such as Land Cruiser 70 series, Hilux, Fortuner, Innova, and more).
• Essential Diesel Glow Plug Control: Specifically engineered as a high-performance glow plug / intake heater relay. Restores reliable electrical current to the heating system to ensure smooth, fast engine cold starts in freezing temperatures.
• Heavy-Duty Built to Last: Constructed with premium, impact-resistant housing and heavy-duty internal contacts. Designed to handle the rigorous vibration, high electrical loads, and extreme under-hood heat common in diesel engines.
• Enhanced Electrical Conductivity: Equipped with premium silver-alloy internal contacts that offer superior conductivity and minimal voltage drop. This ensures a steady, powerful energy flow to your glow plugs for rapid and responsive engine firing.
• Easy Plug-and-Play Setup: Features the exact standard terminal configuration for effortless, direct-fit installation into your vehicle's factory relay box. Please cross-check your existing relay's stamped part number before purchasing.