Canbus Question.

comberjohn

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I'm just in the final stages of fitting my WP ESA shocks.
Only thing left is finding a switched power supply. I've clipped them directly to the battery to test them and everything seems ok.
I have an auxiliary power socket just under the seat and it would be ideal as the control box for the shocks would be just above it.
Tried to tee into out and it operates for about 30 seconds, then switches off.
I know this is a canbus thing, but will that socket stay live if I start the engine?
 
I'm just in the final stages of fitting my WP ESA shocks.
Only thing left is finding a switched power supply. I've clipped them directly to the battery to test them and everything seems ok.
I have an auxiliary power socket just under the seat and it would be ideal as the control box for the shocks would be just above it.
Tried to tee into out and it operates for about 30 seconds, then switches off.
I know this is a canbus thing, but will that socket stay live if I start the engine?
Yup. I have my autocom slaved off the aux socket. Works fine.
 
Should have tried it last night but didn't have the silencer on and it was late. Silencer back on now so I'll give it a go this morning.
 
You could use the canbus to trigger a relay controlled fuse box.
I've searched eBay with
"auxiliary fusebox 12V marine" but you should be able to find one with integral relay.
 
It's quite a low power outlet, maybe the power draw is to much and it's shutting down. Similar to Bendys suggestion I just use it to trigger a 40 amp relay to a six way fuse box. Can then draw up to 40 amp for auxiliary lights/intercom/camera etc and safe in the knowledge it all switches off a short time after you switch the bike off.
 
Last edited:
I'm just in the final stages of fitting my WP ESA shocks.
Only thing left is finding a switched power supply....auxiliary power socket....it would be ideal as the control box for the shocks...
I know this is a canbus thing, but will that socket stay live if I start the engine?

The socket will (or at least should) stay live whilst the ignition is on.

But...

It will quite possibly shut down (briefly) whilst the engine is fired up, the bike switching all available power to the onerous job of starting such an awesome beast. If you and more importantly the box of ESA widgets can cope with the brief shutdown, all should be well.

If the box of ESA widgets draws more than 5 amps, then the circuit will default to safety (blowing the equivalent of a fuse) and shut itself down, requiring you to restart the process. What affect (if any) this will have on you, the box of widgets and the suspension time will tell.
 
Problem solved.
Took the power from the auxiliary socket feed and, as Wapping says, it shuts down briefly while starting and then powers the unit while the engine is running.
The ESA control panel stays lit for a minute or so after switching off, just like the sat nav.
Not sure what amperage it draws as there's a regulator pump that pressures the system at start up, but seems to working fine.
I'll make a more permanent connection during the week so that I can use the socket as well.
 


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