Unknown Button

[SWimmer]

Have a 2020 Jayco Seneca. There is a small button to the left of the steering wheel on lower dash. Anyone know what it is? Can’t figure it out.

[Grumpy]

Auxiliary start button?

To jump start using house battery if coach battery goes dead.

[Timdog]

Yep. That's what it us

[TaftCoach]

Grumpy for the win.

Again

[EricM22]

If your engine batteries are dead, pressing this button will link the house batteries to it so that you can start your engine with a dead battery.

[Rustynuts]

Yep, it’s in the manual

[Rustynuts]

Originally Posted by EricM22

If your engine batteries are dead, pressing this button will link the house batteries to it so that you can start your engine with a dead battery.

It also works to be able to start the generator if the coach batteries are dead.