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Installing Tekonsha Voyager brake controller went wrong?

TravelBug80

Member
Joined
Apr 10, 2025
Messages
14
City & State/Province
Nebraska
My stepdad just installed a new Tekonsha Voyager brake controller (the 9030C one) in his 2020 Frontier.

When he hooked the trailer up and hit the truck's brakes, the little light on the controller goes from green to red, and it changes when he messed with the controller and gain knobs, so that seems cool.

BUT, here's the weird part: when he yanked that manual override lever all the way, the light just stays green! Doesn't matter if he have cranked those controller and gain knobs all the way up.

We're confused here. Does that mean the manual lever ain't actually doing anything to the trailer brakes?

If that's the case, any ideas on what the heck we should check to figure out why it's notworking? Cheers!
 
My stepdad just installed a new Tekonsha Voyager brake controller (the 9030C one) in his 2020 Frontier.

When he hooked the trailer up and hit the truck's brakes, the little light on the controller goes from green to red, and it changes when he messed with the controller and gain knobs, so that seems cool.

BUT, here's the weird part: when he yanked that manual override lever all the way, the light just stays green! Doesn't matter if he have cranked those controller and gain knobs all the way up.

We're confused here. Does that mean the manual lever ain't actually doing anything to the trailer brakes?

If that's the case, any ideas on what the heck we should check to figure out why it's notworking? Cheers!
The manual over ride lever might not be sending power to the trailer brakes. Doublecheck the wiring connections (blue wire which handles brake output). If everything looks good testing the controller with a multimeter could help pinpoint the issue
 
My stepdad just installed a new Tekonsha Voyager brake controller (the 9030C one) in his 2020 Frontier.

When he hooked the trailer up and hit the truck's brakes, the little light on the controller goes from green to red, and it changes when he messed with the controller and gain knobs, so that seems cool.

BUT, here's the weird part: when he yanked that manual override lever all the way, the light just stays green! Doesn't matter if he have cranked those controller and gain knobs all the way up.

We're confused here. Does that mean the manual lever ain't actually doing anything to the trailer brakes?

If that's the case, any ideas on what the heck we should check to figure out why it's notworking? Cheers!
If the manual lever keeps the light green, that means it's not delivering power.You should check the blue brake wire, make sure the controller's level adjustment is correct, and test the output at the 7-way using a meter while pulling the lever.No power indicates there's a wiring problem or a faulty controller
 
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