Mercedes-Benz Relay / Fuse Box Right 1665402350

OEM Part #: 166-540-23-50 (1665402350)

This page covers one exact OEM part number. Every unit we stocked has sold.

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Used OEM parts are one-of-a-kind. We sometimes get another when we dismantle a matching vehicle, but we can’t say when — browse what’s in stock now:

Other Fuse / Relay Box that may fit your vehicle

Relay / Fuse Box 1665402450

Relay / Fuse Box

$39.49
Fits 2012–2019 Mercedes-Benz
OEM: 1665402450
Used Front Only 1 left
Relay / Fuse Box 1669063801

Relay / Fuse Box

$55.99
Fits 2012–2019 Mercedes-Benz
OEM: 1669063801
Used Only 1 left
Relay / Fuse Box Cover 1665400224

Relay / Fuse Box Cover

$35.49
Fits 2012–2019 Mercedes-Benz
OEM: 1665400224
Used Only 1 left
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This used relay/fuse box (OEM Part Number: 1665402350) is compatible with various 2016-2019 Mercedes-Benz models, including GLE400, GLE43 AMG, GLE63 AMG, GLS450, and more. Located under the front right seat, it plays a critical role in managing electrical circuits, providing stable connections to various components. Common issues it addresses include electrical failures or intermittent power loss, making it a reliable replacement for malfunctioning units. Other compatible part numbers include 1665401750 and 1665450900. This component is essential for maintaining proper operation and performance in your Mercedes-Benz vehicle.

Specifications

Specifications for Relay / Fuse Box 1665402350
Fits Vehicle ModelG550, G550 4x4, G63 AMG, G65 AMG, GL350, GL450, GL550, GL63 AMG, GLE300d, GLE350, GLE400, GLE43 AMG, GLE450 AMG, GLE550e, GLE63 AMG, GLE63 AMG S, GLS350d, GLS450, GLS550, GLS63 AMG, ML250, ML350, ML400, ML550, ML63 AMG
Fits Vehicle MakeMercedes-Benz
OEM Part No166-540-23-50 (1665402350)
Compatible OEM Part No 166-540-17-50
SideRight
CategoryRelay / Fuse

Compatible Vehicles

Fits 90 vehicle configurations across 1 make, 2012-2019.

Check your specific vehicle before ordering. This list shows year, make, and model. Some years have multiple trims or engines that use different parts, and individual listings may have additional fitment notes (e.g. “with sunroof only”). Review the full variant list below, or message us with your VIN and we’ll confirm the match.

Mercedes-Benz

  • G550 2012-2018 · 7 variants 7 with notes
  • G550 4x4 2017-2018 · 2 variants 2 with notes
  • G63 AMG 2013-2018 · 6 variants 6 with notes
  • G65 AMG 2016-2018 · 3 variants 3 with notes
  • GL350 2013-2016 · 4 variants 4 with notes
  • GL450 2013-2016 · 4 variants 4 with notes
  • GL550 2013-2016 · 4 variants 4 with notes
  • GL63 AMG 2013-2016 · 4 variants 4 with notes
  • GLE300d 2016-2017 · 2 variants 2 with notes
  • GLE350 2016-2018 · 3 variants 3 with notes
  • GLE400 2016-2019 · 3 variants 3 with notes
  • GLE43 AMG 2017-2019 · 6 variants 6 with notes
  • GLE450 AMG 2016 1 with note
  • GLE550e 2016-2018 · 3 variants 3 with notes
  • GLE63 AMG 2016-2019 · 4 variants 4 with notes
  • GLE63 AMG S 2016-2019 · 8 variants 8 with notes
  • GLS350d 2017 1 with note
  • GLS450 2017-2019 · 3 variants 3 with notes
  • GLS550 2017-2019 · 3 variants 3 with notes
  • GLS63 AMG 2017-2019 · 3 variants 3 with notes
  • ML250 2015 1 with note
  • ML350 2012-2015 · 7 variants 7 with notes
  • ML400 2015 1 with note
  • ML550 2012-2014 · 3 variants 3 with notes
  • ML63 AMG 2012-2015 · 4 variants 4 with notes
View all 90 vehicle configurations — 90 with fitment notes
Full vehicle fitment list for Relay / Fuse Box 1665402350
Year Make Model Trim Engine Note
2012 Mercedes-Benz G550 SUV 5.5L V8 From Chassis: X 199894 From Date: 31/05/2012
2012 Mercedes-Benz ML350 SUV 3.5L V6 under seat #2
2012 Mercedes-Benz ML350 SUV 3.0L V6 Diesel Turbo under seat #2
2012 Mercedes-Benz ML550 SUV 4.7L V8 Turbo under seat #2
2012 Mercedes-Benz ML63 AMG SUV 5.5L V8 Turbo under seat #2
2013 Mercedes-Benz G550 SUV 5.5L V8 From Chassis: X 199894 From Date: 31/05/2012
2013 Mercedes-Benz G63 AMG SUV 5.5L V8 Turbo From Chassis: X 199894 From Date: 31/05/2012
2013 Mercedes-Benz GL350 SUV 3.0L V6 Diesel Turbo under seat #2
2013 Mercedes-Benz GL450 SUV 4.7L V8 Turbo under seat #2
2013 Mercedes-Benz GL550 SUV 4.7L V8 Turbo under seat #2
2013 Mercedes-Benz GL63 AMG SUV 5.5L V8 Turbo under seat #2
2013 Mercedes-Benz ML350 SUV 3.5L V6 under seat #2
2013 Mercedes-Benz ML350 SUV 3.0L V6 Diesel Turbo under seat #2
2013 Mercedes-Benz ML550 SUV 4.7L V8 Turbo under seat #2
2013 Mercedes-Benz ML63 AMG SUV 5.5L V8 Turbo under seat #2
2014 Mercedes-Benz G550 SUV 5.5L V8 From Chassis: X 199894 From Date: 31/05/2012
2014 Mercedes-Benz G63 AMG SUV 5.5L V8 Turbo From Chassis: X 199894 From Date: 31/05/2012
2014 Mercedes-Benz GL350 SUV 3.0L V6 Diesel Turbo under seat #2
2014 Mercedes-Benz GL450 SUV 4.7L V8 Turbo under seat #2
2014 Mercedes-Benz GL550 SUV 4.7L V8 Turbo under seat #2
2014 Mercedes-Benz GL63 AMG SUV 5.5L V8 Turbo under seat #2
2014 Mercedes-Benz ML350 SUV 3.5L V6 under seat #2
2014 Mercedes-Benz ML350 SUV 3.0L V6 Diesel Turbo under seat #2
2014 Mercedes-Benz ML550 SUV 4.7L V8 Turbo under seat #2
2014 Mercedes-Benz ML63 AMG SUV 5.5L V8 Turbo under seat #2
2015 Mercedes-Benz G550 SUV 5.5L V8 From Chassis: X 199894 From Date: 31/05/2012
2015 Mercedes-Benz G63 AMG SUV 5.5L V8 Turbo From Chassis: X 199894 From Date: 31/05/2012
2015 Mercedes-Benz GL350 SUV 3.0L V6 Diesel Turbo under seat #2
2015 Mercedes-Benz GL450 SUV 3.0L V6 Turbo under seat #2
2015 Mercedes-Benz GL550 SUV 4.7L V8 Turbo under seat #2
2015 Mercedes-Benz GL63 AMG SUV 5.5L V8 Turbo under seat #2
2015 Mercedes-Benz ML250 SUV 2.1L l4 Diesel Turbo under seat #2
2015 Mercedes-Benz ML350 SUV 3.5L V6 under seat #2
2015 Mercedes-Benz ML400 SUV 3.0L V6 Turbo under seat #2
2015 Mercedes-Benz ML63 AMG SUV 5.5L V8 Turbo under seat #2
2016 Mercedes-Benz G550 SUV 4.0L V8 Turbo From Chassis: X 199894 From Date: 31/05/2012
2016 Mercedes-Benz G63 AMG SUV 5.5L V8 Turbo From Chassis: X 199894 From Date: 31/05/2012
2016 Mercedes-Benz G65 AMG SUV 6.0L V12 Turbo From Chassis: X 199894 From Date: 31/05/2012
2016 Mercedes-Benz GL350 SUV 3.0L V6 Diesel Turbo under seat #2
2016 Mercedes-Benz GL450 SUV 3.0L V6 Turbo under seat #2
2016 Mercedes-Benz GL550 SUV 4.7L V8 Turbo under seat #2
2016 Mercedes-Benz GL63 AMG SUV 5.5L V8 Turbo under seat #2
2016 Mercedes-Benz GLE300d SUV 2.1L l4 Diesel Turbo under seat #2
2016 Mercedes-Benz GLE350 SUV 3.5L V6 under seat #2
2016 Mercedes-Benz GLE400 SUV 3.0L V6 Turbo From Chassis: A 000001 From Date: 24/04/2012
2016 Mercedes-Benz GLE63 AMG SUV 5.5L V8 Turbo From Chassis: A 000001 From Date: 24/04/2012
2016 Mercedes-Benz GLE63 AMG S SUV 5.5L V8 Turbo From Chassis: A 000001 From Date: 24/04/2012
2017 Mercedes-Benz G550 SUV 4.0L V8 Turbo From Chassis: X 199894 From Date: 31/05/2012
2017 Mercedes-Benz G550 4x4 SUV 4.0L V8 Turbo From Chassis: X 199894 From Date: 31/05/2012
2017 Mercedes-Benz G63 AMG SUV 5.5L V8 Turbo From Chassis: X 199894 From Date: 31/05/2012
2017 Mercedes-Benz G65 AMG SUV 6.0L V12 Turbo From Chassis: X 199894 From Date: 31/05/2012
2017 Mercedes-Benz GLE300d SUV 2.1L l4 Diesel Turbo under seat #2
2017 Mercedes-Benz GLE350 SUV 3.5L V6 under seat #2
2017 Mercedes-Benz GLE400 SUV 3.0L V6 Turbo under seat #2
2017 Mercedes-Benz GLE43 AMG SUV 3.0L V6 Turbo From Chassis: A 000001 From Date: 24/04/2012
2017 Mercedes-Benz GLE63 AMG SUV 5.5L V8 Turbo From Chassis: A 000001 From Date: 24/04/2012
2017 Mercedes-Benz GLE63 AMG S SUV 5.5L V8 Turbo From Chassis: A 000001 From Date: 24/04/2012
2017 Mercedes-Benz GLS350d SUV 3.0L V6 Diesel Turbo under seat #2
2017 Mercedes-Benz GLS450 SUV 3.0L V6 Turbo under seat #2
2017 Mercedes-Benz GLS550 SUV 4.7L V8 Turbo under seat #2
2017 Mercedes-Benz GLS63 AMG SUV 5.5L V8 Turbo From Chassis: L 002460 From Date: 30/09/2013 (CKD), From Chassis: M 002460 From Date: 30/09/2013 (CKD), From Chassis: A 077741 From Date: 24/04/2012
2018 Mercedes-Benz G550 SUV 4.0L V8 Turbo From Chassis: X 199894 From Date: 31/05/2012
2018 Mercedes-Benz G550 4x4 SUV 4.0L V8 Turbo From Chassis: X 199894 From Date: 31/05/2012
2018 Mercedes-Benz G63 AMG SUV 5.5L V8 Turbo From Chassis: X 199894 From Date: 31/05/2012
2018 Mercedes-Benz G65 AMG SUV 6.0L V12 Turbo From Chassis: X 199894 From Date: 31/05/2012
2018 Mercedes-Benz GLE350 SUV 3.5L V6 under seat #2
2018 Mercedes-Benz GLE43 AMG SUV 3.0L V6 Turbo From Chassis: A 000001 From Date: 24/04/2012
2018 Mercedes-Benz GLE63 AMG SUV 5.5L V8 Turbo From Chassis: A 000001 From Date: 24/04/2012
2018 Mercedes-Benz GLE63 AMG S SUV 5.5L V8 Turbo From Chassis: A 000001 From Date: 24/04/2012
2018 Mercedes-Benz GLS450 SUV 3.0L V6 Turbo under seat #2
2018 Mercedes-Benz GLS550 SUV 4.7L V8 Turbo under seat #2
2018 Mercedes-Benz GLS63 AMG SUV 5.5L V8 Turbo From Chassis: L 002460 From Date: 30/09/2013 (CKD), From Chassis: M 002460 From Date: 30/09/2013 (CKD), From Chassis: A 077741 From Date: 24/04/2012
2019 Mercedes-Benz GLE400 SUV 3.0L V6 Turbo under seat #2
2019 Mercedes-Benz GLE43 AMG SUV 3.0L V6 Turbo From Chassis: A 000001 From Date: 24/04/2012
2019 Mercedes-Benz GLE63 AMG SUV 5.5L V8 Turbo From Chassis: A 000001 From Date: 24/04/2012
2019 Mercedes-Benz GLE63 AMG S SUV 5.5L V8 Turbo From Chassis: A 000001 From Date: 24/04/2012
2019 Mercedes-Benz GLS450 SUV 3.0L V6 Turbo under seat #2
2019 Mercedes-Benz GLS550 SUV 4.7L V8 Turbo under seat #2
2019 Mercedes-Benz GLS63 AMG SUV 5.5L V8 Turbo From Chassis: L 002460 From Date: 30/09/2013 (CKD), From Chassis: M 002460 From Date: 30/09/2013 (CKD), From Chassis: A 077741 From Date: 24/04/2012
2016 Mercedes-Benz GLE550e SUV 3.0L V6 Turbo under seat #2
2016 Mercedes-Benz GLE63 AMG S SUV Coupe 5.5L V8 Turbo From Chassis: A 000001 From Date: 24/04/2012
2017 Mercedes-Benz GLE43 AMG SUV Coupe 3.0L V6 Turbo From Chassis: A 000001 From Date: 24/04/2012
2017 Mercedes-Benz GLE550e SUV 3.0L V6 Turbo under seat #2
2017 Mercedes-Benz GLE63 AMG S SUV Coupe 5.5L V8 Turbo From Chassis: A 000001 From Date: 24/04/2012
2018 Mercedes-Benz GLE43 AMG SUV Coupe 3.0L V6 Turbo From Chassis: A 000001 From Date: 24/04/2012
2018 Mercedes-Benz GLE550e SUV 3.0L V6 Turbo under seat #2
2018 Mercedes-Benz GLE63 AMG S SUV Coupe 5.5L V8 Turbo From Chassis: A 000001 From Date: 24/04/2012
2019 Mercedes-Benz GLE43 AMG SUV Coupe 3.0L V6 Turbo From Chassis: A 000001 From Date: 24/04/2012
2019 Mercedes-Benz GLE63 AMG S SUV Coupe 5.5L V8 Turbo From Chassis: A 000001 From Date: 24/04/2012
2016 Mercedes-Benz GLE450 AMG SUV Coupe 3.0L V6 Turbo under seat #3

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