7-Way Trailer Wiring Harness Recommendation for 2007 Nissan Frontier with 4-Way

Question

Question:

my truck has a 4 pin trailer wiring and I want to upgrade it to 7 pin, do I need to replace or add relays?

asked by: Mark M

0

Expert Reply:

You should be set as far as relays and fuses go, but the only way we sell the 7-way harness for the 2007 Nissan Frontier is with the kits like the part # 118281 that include the relays and the harnesses.

expert reply by: Jameson C

0

Answer 1

The Hopkins Plug-In Simple Vehicle Wiring Harness for Factory Tow Package - 7-Way and 4-Flat Connectors part #HM11143325 is for vehicles as a replacement to the already existing 7-way. Since you didn't have that connector you will need the kit…

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Answer 2

You'll need to start with the 7-way kit part #118281 on your 2010 Nissan Pathfinder but then would need to just swap out the 7-way with the part #30955 and you'd have both styles of connectors.

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Answer 3

On the Nissan Frontier and other Nissan vehicles, if the vehicle did not come with a factory tow package it will not have a functioning wiring harness even if one, like #118263, is added. There will be relays that will need to be inserted to make the…

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Answer 4

If your trailer does not have brakes your best and easiest route would be to use the adapter part #37185. Your 4-way plugs into it's 4-way and you have both a 4-way and 7-way with just taillight functions. If you need trailer brakes you'll…

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Answer 5

You are definitely on the right track. It sounds like you did install a wiring harness and relays like part #C56225. If those relays have been installed all you would need is the part #HM43534 that you referenced. This will plug right in and give you…

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Answer 6

Thank you for describing the trailer lighting issue you're having and the testing/troubleshooting steps you've taken to diagnose the cause. If I understand correctly you have a 4-pole harness such as #HM43575 which does indeed plug in to the…

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Answer 7

Yes. The Curt T-Connector Vehicle Wiring Harness for Factory Tow Package - 7-Way Trailer Connector #C56226 is a fit for your 2010 Nissan Pathfinder and utilizes the relays you referenced in the Curt Relay Kit for Nissan Aftermarket Tow Package…

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Answer 8

The difference between the Class II and Class III hitches has to do with their Gross Trailer Weight (GTW), their Tongue Weight (TW), and their Hitch Receiver Size. Class II trailer hitch receivers have a 1-1/4 inch receiver and can be rated up to…

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Answer 9

A 4-Way trailer connector has the basic lighting functions only; running lights, left turn signal and brake lights, right turn signal and brake lights, and ground. A 7-Way has these functions and a 12 volt circuit, a circuit for electric trailer…

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Answer 10

The OEM prep package consists of 4 "pucks" in the bed of the truck that will allow you to drop in puck style hitches for easy installation and removal, that gives you a completely clear bed when not in use. The B&W Companion OEM 5th…

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Answer 11

If you just need a 4-pin to 7-pin trailer wiring adapter, then you can use part #C57672. This will plug into the 4-pin trailer connector on your brother's vehicle and give him the 7-pin socket for the trailer. Keep in mind, this will only give…

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Answer 12

You will have to go with a sliding hitch to allow the trailer to make tight turns. For a trailer 8 feet wide the only bed length that's going to allow 90 degree turns without a slider is a stationary hitch. That being said you have two options.…

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7-Way Trailer Wiring Harness Recommendation for 2007 Nissan Frontier with 4-Way

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