Red Light of Hayes Syncronizer Comes on When Applying Brakes with No Trailer Connected

Question

Question:

Should red light on hayes controller come on when braking , even though trailer is disconnected?

asked by: Darrel

0

Expert Reply:

Yes, the red light on the Hayes Syncronizer Trailer Brake Controller # HA81725 will come on whenever you apply your tow vehicle's brakes, even when no trailer is connected. However, no power is used when there isn't a trailer detected.

expert reply by: Charles S

0

Answer 1

If your 1993 Ford F-350 has a factory 7-way installed you could use an under-dash install harness like the part #C51312 to install a controller like the Curt Discovery part #C51120. The harness would be under the dash taped to another harness near…

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Answer 2

I went out to measure both Draw-Tite Trailer Hitches, #41904 and #41004. They will not use the same mounting locations. On #41904, the center to center distance between the two closest bolt holes is 4-3/4 inches. Between the center bolt hole and the…

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Answer 3

All you need to install the Hayes Syncronizer part #HA81725 in your 2017 Ford F-150 is the custom install harness part #HA81794-HBC which plugs in under the truck dash and you'd be set.

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Answer 4

If you have a vehicle specific wiring harness for a brake controller then that would indicate that you have a factory tow package and subsequently would already have a 7-way at the back of your vehicle. The universal 7-way connector #ETBC7 is meant…

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Answer 5

The features and equipment that constitute an auto maker's OEM "tow package" can vary by vehicle manufacturer, vehicle model and model year. Auto makers may change the elements of a "tow package" for any number of reasons. The…

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Answer 6

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 7

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 8

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 9

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 10

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 11

Yep, so long as your 2024 Subaru Crosstrek Wilderness is not a hybrid both the Curt and etrailer hitches will fit: - Curt Trailer Hitch Receiver #C13382 - etrailer Trailer Hitch Receiver #e98912 The only difference besides price is the finish; the…

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Answer 12

Actually, the P3 now has the upgraded axis accelerometer like the P2. The Tekonsha P3 Trailer Brake Controller #90195, will work with both electric over hydraulic brakes on the trailer as well as electric brakes. It has a menu option on the display…

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Red Light of Hayes Syncronizer Comes on When Applying Brakes with No Trailer Connected

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