There are many options for brake controllers compatible with your 2020 Sprinter 4500. Our guide shows there are not any direct wiring harnesses already run under the dash of your Sprinter. Since you already have the 7-way trailer connector, I recommend using the # 5506 wiring kit to allow you to connect a brake controller. Then I recommend the Redarc Tow-Pro Liberty Brake Controller # RED24FR and the Universal Wiring Harness for Redarc Tow-Pro Trailer Brake Controllers # RED69FR. This... view full answer...
For me, I always recommend using the Curt Echo # C51180. This is the most hassle free way to get a brake controller system for your setup. If you wanted to go a different route, I recommend using the Redarc Tow-Pro Elite Trailer Brake Controller # RED44FR because it takes up hardly any room and it's not an eye sore inside your 2020 Mercedes Benz 4500 Sprinter Van.
If you do not have wiring already, here is a universal installation kit # ETBC7. As far as the hitch goes, after talking to... view full answer...
This is a pretty common issue as the 12 volt accessory/charge circuit is not always active on vehicles with OEM 7-ways. The solution is to run 10 gauge wire like part # 10-1-1 (sold by the foot) through a breaker like part # 9510 between the 1:00 pin of the 7-way and the positive terminal of your Sprinter battery. view full answer...
The brake controller you are looking for for your 2024 Mercedes Sprinter 4500 would be the Redarc Tow Pro Liberty part # RED24FR with the install harness part # RED69FR. Since the vehicle doesn't have a great stoplight circuit signal you'd need the part # RM-751475 too. view full answer...
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