Installing a 7-way Trailer Connector on a 2017 Lexus RX 450h with a 4-way

Question

Question:

Hi, Do you guys have instructions on how to convert the 4-pin to 7-pin on a 2017 Lexus RX450h with towing prep package? Id need to know where to get power for the other three wires. Thanks.

asked by: John D

0

Expert Reply:

The best way to add a 7-way trailer connector onto the back of your 2017 Lexus RX 450h that already had a 4-way connector is with # ETBC7. This gives you all the components needed for a fully functioning 7-way and comes with the instructions, which are attached.

expert reply by: Charles S

0

Kevin D.

5/21/2020

The reverse light is in the hatch, so where can I make that connection?

Reply

Chris R.

5/25/2020

If the reverse circuit wire is just in the hatch, you'll need to try to access it somewhere at the top as it goes into the vehicle. You'll likely need to remove or cut off some protective covering to gain access to the harness.

Reply

Answer 1

The wiring that comes with the 7-Way RV Upgrade Kit #ETBC7L is only meant to carry the 12V power for 1 function. Since you're wanting 12V power from your vehicle battery to go to 2 functions you need the Universal Installation Kit #ETBC7 instead.…

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Answer 2

If your Lexus RX350 already has the tow package which provides the taillight converter that's plugged into the connector located behind the passenger side cargo area bulkhead as shown in the linked instructions, you'll just need the #118252…

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Answer 3

You are able to use the #3040-P to install the Tekonsha Primus IQ #90160 on your 2016 Lexus GX 460 without any issues. I can't say we've ever heard of anyone ever reporting this back to us and as you mentioned, the vehicle is already set up…

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Answer 4

The Hopkins Plug-In Simple Vehicle Wiring Harness for Factory Tow Package - 7-Way and 4-Flat Connectors part #HM11143910 is the only available plug-in seven way trailer wiring harness for a 2011 Lexus LX 570. I checked out some of the review and the…

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Answer 5

Since you already have a 4-way connector on your 2018 Toyota Highlander you need to use one of our adapter kits to convert it to a 7-way. If the trailer doesn't have brakes you only need to power its lights and the battery so you can use part…

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Answer 6

I'm assuming that you're needing to know so you can choose the correct wiring harness, correct? You could call your Lexus dealer and give them your VIN, and they should be able to tell you how your RX350 is equipped. Or, you could remove the…

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Answer 7

The Curt Echo Brake Controller part #C51180 is a great choice because of its convenient and simple installation. The 7-way connector that you mention part # A10-7084VP pugs into the 4-way connector you purchased part #C56217. The white wire from the…

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Answer 8

The Curt T-Connector Vehicle Wiring Harness with 4 Pole Connector, #56083 is for the 2015 Lexus RX450h with a tow package, so it is not designed to work with models that do not have a tow package. According to the installation details linked, some…

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Answer 9

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 10

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 11

There is only one difference between the Curt Trailer Hitch Receiver #C13176 and etrailer Trailer Hitch Receiver #e98909 that fit your 2020 Chevrolet Colorado, which is the finish. The Curt trailer hitch has a glossy black finish while the etrailer…

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Answer 12

Yes, we do. To add a hitch to your 2024 Toyota Grand Highlander, I recommend the Curt Trailer Hitch item #C26VV. This hitch is custom fit and bolts to your Toyota with included hardware. This is a class III hitch with a 2" receiver. It has a…

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Installing a 7-way Trailer Connector on a 2017 Lexus RX 450h with a 4-way

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