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          Rein ELR0102 - Diesel Glow Plug Relay

          MPN: ELR0102
          The Rein ELR0102 Diesel Glow Plug Relay enhances engine efficiency by controlling glow plugs for optimal combustion. Engineered for reliable performance in Mercedes-Benz models.
          0.0
          Vehicle Specific
          Check if this part fits your vehicle.
          • $70.95
          In stock

          Product Overview

          The Rein Diesel Glow Plug Relay part number ELR0102 is a premium-quality replacement component designed specifically for Mercedes-Benz vehicles. This relay ensures optimal performance and reliability, making it an essential part for diesel engine operation. Engineered to withstand extreme temperatures and heavy usage, the Rein Diesel Glow Plug Relay enhances the efficiency of your vehicle. By delivering the proper voltage to your glow plugs, it optimizes the combustion process, leading to smoother operation, improved fuel economy, and reduced emissions. Choose Rein ELR0102 for dependable performance and peace of mind every time you service your vehicle.

          Cross Reference Numbers

          This Rein ELR0102 is equivalent to or replaces the following part numbers: ELR0102

          Vehicle Compatibility

          • Mercedes-Benz Sprinter 2500 2.1L 4 (2015–2018)
          • Mercedes-Benz Sprinter 2500 3.0L V6 (2010–2018)
          • Mercedes-Benz Sprinter 3500 2.1L 4 (2014–2018)
          • Mercedes-Benz Sprinter 3500 3.0L V6 (2010–2018)

          This may also fit other applications. Please use the vehicle selector tool to verify fitment.

          Why Shop at eEuroparts.com?

          • Proven Expertise: Over 25 years of experience with European vehicles means we know your car inside and out.
          • Exclusive Kits That Fitâ„¢ - complete repair solutions with no guesswork
          • Fitment Confidence: Our accurate cataloging ensures you get the right part the first time.
          • Fast, Reliable Shipping: Orders ship quickly from our U.S.-based warehouses.
          • Transparent Pricing: Competitive prices with no hidden fees or surprise charges.
          • Established Trust: Serving the European auto community since 2000.

          Frequently Asked Questions

          What does the Rein ELR0102 Diesel Glow Plug Relay do?

          The Diesel Glow Plug Relay controls the glow plugs, which heat the combustion chamber to ensure reliable engine start-up in diesel engines. It helps optimize the combustion process for smooth operation.

          How do I know if my Diesel Glow Plug Relay needs replacement?

          Common signs of a failing glow plug relay include difficulty starting the engine, rough idling, decreased engine power, and increased emissions. If you experience any of these symptoms, consider replacing the relay.

          Can I install the Rein ELR0102 myself?

          Yes, the installation is straightforward and designed for easy fitment. However, ensure you follow safety precautions and consult a professional if needed.

          What are the symptoms of a faulty Diesel Glow Plug Relay?

          Symptoms of a faulty glow plug relay include difficulty in starting the engine, rough idling, and decreased power during acceleration. If you see DTCs such as P0670, P0671, P0672, P0673, it may indicate a failing glow plug relay.

          Why should I choose Rein for my Diesel Glow Plug Relay needs?

          Rein is known for its quality and reliability in automotive components. Order Rein ELR0102 today for a factory-correct replacement that restores safety and performance.

          Note: All information on this page and in the FAQ is for general reference only. Verify fitment and consult a professional as needed. eEuroparts.com is not responsible for incorrect part selection or installation.

            • eEuroparts SKU
              4028435
            • Weight
              0.45 lbs
            • Dimensions (L x W x H)
              5 x 4 x 3 in
            • Barcode
              00888544102288
            • Manufacturer Part #
              ELR0102
          • Brand
            Rein
          • Manufacturer
            Rein
          • MPN
            ELR0102
          • Part Type
            Diesel Glow Plug Relay
          • Features
            Application Type : ApplicationSpecific
            Bullet Point 1 : Made by the OE manufacturer
            Bullet Point 2 : Tested to ensure maximum performance
            Bullet Point 3 : Manufactured to strict engineering standards/specifications in materials and tolerances
            Bullet Point 4 : Long life and durability
            Container Type : BX
            Country of Origin : DE
            Item Height : 3.0000
            Item Length : 5.0000
            Item Level GTIN : 888544102288
            Item Qty : 1
            Item Quantity Size : 1
            Item Quantity Size UOM : EA
            Item UOM : EA
            Item Weight : 0.4500
            Item Weight Unit UOM : LB
            Item Width : 4.0000
            Link to Manufacturer Page : www.reinautomotive.com
            Product Desc Extended 240 : Rein OE Quality Glow Plug Relay
            Product Desc Invoice 40 : Rein Glow Plug Relay
            Product Desc Long 80 : Rein OE Quality Glow Plug Relay
            Product Desc Short 20 : Glow Plug Relay
            Warranty Distance : 24000
            Warranty Distance UOM : MI
            Warranty Time : 24
            Warranty Time UOM : MO
          • Fitment
            • Fitment Type
              Vehicle Specific
          YearMakeModelSubmodelNotes
          2010Mercedes-BenzSprinter 3500Base (3.0 V6 DIESEL)
          2010Mercedes-BenzSprinter 2500Base (3.0 V6 DIESEL)
          2011Mercedes-BenzSprinter 3500Base (3.0 V6 DIESEL)
          2011Mercedes-BenzSprinter 2500Base (3.0 V6 DIESEL)
          2012Mercedes-BenzSprinter 3500Base (3.0 V6 DIESEL)
          2012Mercedes-BenzSprinter 2500Base (3.0 V6 DIESEL)
          2013Mercedes-BenzSprinter 3500Base (3.0 V6 DIESEL)
          2013Mercedes-BenzSprinter 2500Base (3.0 V6 DIESEL)
          2014Mercedes-BenzSprinter 3500Base (3.0 V6 DIESEL)
          2014Mercedes-BenzSprinter 3500Base (2.1 L4 DIESEL)
          2014Mercedes-BenzSprinter 2500Base (3.0 V6 DIESEL)
          2014Mercedes-BenzSprinter 2500Base (2.1 L4 DIESEL)
          2015Mercedes-BenzSprinter 3500Base (3.0 V6 DIESEL)
          2015Mercedes-BenzSprinter 3500Base (2.1 L4 DIESEL)
          2015Mercedes-BenzSprinter 2500Base (3.0 V6 DIESEL)
          2015Mercedes-BenzSprinter 2500Base (2.1 L4 DIESEL)
          2016Mercedes-BenzSprinter 3500Base (3.0 V6 DIESEL)
          2016Mercedes-BenzSprinter 3500Base (2.1 L4 DIESEL)
          2016Mercedes-BenzSprinter 2500Base (3.0 V6 DIESEL)
          2016Mercedes-BenzSprinter 2500Base (2.1 L4 DIESEL)
          2017Mercedes-BenzSprinter 3500Base (3.0 V6 DIESEL)
          2017Mercedes-BenzSprinter 3500Base (2.1 L4 DIESEL)
          2017Mercedes-BenzSprinter 2500Base (3.0 V6 DIESEL)
          2017Mercedes-BenzSprinter 2500Base (2.1 L4 DIESEL)
          2018Mercedes-BenzSprinter 3500Base (3.0 V6 DIESEL)
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          Warranty Overview

          At eEuroparts, we stand behind the quality of the products we sell. Every part we offer is backed by a warranty designed to give you peace of mind and protect your investment.

          Standard Warranty – Most Parts

          • Coverage: 2 years or 24,000 miles (whichever comes first) from purchase date.

          • Protection: Defects in materials or workmanship under normal personal use.

          • Eligibility: Applies only to the original purchaser and the vehicle where the part was first installed.

          • Exclusions:

            • Wear-and-tear items (brake pads, filters, bulbs, wipers, etc.)

            • Commercial, fleet, rideshare, off-road, or racing use

            • Improper installation, misuse, accidents, or modifications

          • Not Covered: Labor, shipping, towing, or incidental costs.

          Bison Performance Warranty – Our House Brand

          • Coverage: Limited Lifetime Warranty for as long as you own your vehicle.

          • Applies To: All products sold under the Bison Performance label.

          • Premium Protection: Goes beyond our standard warranty — if it’s a Bison product, the 2-year/24k mile limit is replaced with lifetime coverage.

          • Exclusions: Same as the standard warranty (normal wear, commercial use, improper installation, etc.).

          • What’s Included: Replacement of the defective product (labor and shipping excluded).

          Warranty Claim Requirements

          To keep claims fast and fair, we require:

          • Proof of purchase (invoice or order confirmation).

          • Photos or videos showing the defective part, order number, date, VIN, and odometer reading.

          • Diagnostic reports or part returns for non-visible issues may be requested.

          • Claims must be truthful, properly documented, and reflect normal consumer use.

          Buy With Confidence: We back our products because we believe in their quality, with a transparent, customer-first warranty process you can trust. And with Bison Performance products, you’ll enjoy Limited Lifetime protection—an assurance few brands can match.

          For full details and exclusions, please see our complete Warranty Terms & Conditions.

          This summary is for convenience only. For full warranty coverage details, exclusions, and requirements, see our official Warranty Terms & Conditions. In case of conflict, the full policy governs.

          Return Policy Overview

          Most parts can be returned within 30 days of delivery if unused, uninstalled, and in original packaging.
          To start a return, contact customer support via Chat or Contact Us.

          • Restocking fee: Up to 20% may apply for certain orders (buyer’s remorse, order errors, or special-order items)

          • Refunds: Issued to your original payment method within 3–5 business days after inspection

          • Exchanges: Not automatic — please return and reorder

          • Replacements: May be approved for incorrect or defective items reported within 7 days

          Not returnable:

          • Used or installed parts

          • Electrical components

          • Opened filter kits, gaskets, or contaminated items

          • Final sale or custom orders

          Important Notes:

          • Return shipping is your responsibility unless we made a verified error

          • Fitment is the customer’s responsibility (we can assist, but do not guarantee)

          • Country of origin may vary and is not grounds for return

          For complete details, please see our full Return Policy.


          This Returns summary is provided for convenience only. All returns, refunds, and exchanges are subject to the complete Returns Policy. In the event of any conflict, the full policy governs.

          Fast, Reliable Shipping — Straight to Your Door

          We ship most orders the same day when placed before 2 PM CST (Monday–Friday). Our main warehouse is just east of Nashville, TN, and we also ship from multiple locations nationwide to get your order to you as quickly as possible.

          • We use trusted carriers like UPS, FedEx, and USPS.

          • Tracking info is emailed to you as soon as your order ships.

          • Delivery estimates at checkout are based on carrier data, but not guaranteed.

          Need help with a shipment?

          If your order is missing, damaged, or incorrect, just let us know within 5 days of delivery. We’ll walk you through the quick claim process — including a few photos to help us make things right.

          For complete details, please see our full Shipping Policy.


          This Shipping summary is provided for convenience only. Delivery times, carrier terms, fees, restrictions, risk of loss, and other details are governed by our complete Shipping Policy. In the event of any conflict, the full policy governs.

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