Bike ran yesterday now nothing.

I'm with the collective, this sounds like a failing, probably sulphated battery, that has been left too long in a mid/low state of charge at some point. Those of us who have ever dabbled in used cars/bikes, machinery that has possibly been laid up for several months, will be all too familiar. These days I fit a new battery as a matter of course & factor the outlay into the cost of change calculation.

This is a useful guide from Varta, admittedly car oriented, with statistical data from ......... you guessed, Germany: -

I live in southern Spain so the bike is used long distance at least twice a week. No time standing as unless it rains we ride.
 
I've always thought that the 'resting' voltage of a 12v battery...( i.e. it's not been discharged or charged for an hour or so)... should be 12.6 V. So, it could be a bad battery. But you really need to stick a load on it and then measure the voltage... it the load pulls the voltage down too far... it's defo bad.
Well it shows as 12.3 volts both on the screen and on my voltage meter. Tried repeatedly today and bike started every time. No recharging time just time after time it started. If the battery is faulty I do not think it could do that. However one hour later back to square one.
 
Bike ran yesterday all ok. Come to it this morning and went to start and as the screen started to come to life it all suddenly went dead. Now nothing at all. Messed about for an hour or so and decided to try again and bike started. Bike running voltage 14.3 and standing voltage 12.3 which I would have said was OK. Now all running great after half a dozen starts. Two things to note. As screen started to light up I pressed the start button. Do not normally do that but first thing in the morning I did. It all died from that point. Second thing is I have had this bike for two years and never had even one problem. This means I have never had to find the fuse box. It's a 2019 GSA so can someone point me in the right direction. Yes I know how dumb are you but it's not behind either side panel or under the seat.

Regards St
Bike ran yesterday all ok. Come to it this morning and went to start and as the screen started to come to life it all suddenly went dead. Now nothing at all. Messed about for an hour or so and decided to try again and bike started. Bike running voltage 14.3 and standing voltage 12.3 which I would have said was OK. Now all running great after half a dozen starts. Two things to note. As screen started to light up I pressed the start button. Do not normally do that but first thing in the morning I did. It all died from that point. Second thing is I have had this bike for two years and never had even one problem. This means I have never had to find the fuse box. It's a 2019 GSA so can someone point me in the right direction. Yes I know how dumb are you but it's not behind either side panel or under the seat.

Regards Steve
Thanks Littleade of course it's a canbus system forgot that . Ok so no fuses. Lates development is when it has stopped working and I remove the battery, half way to get voltage meter on terminals, it fires up repeatedly. Stranded cable so surely not a cable problem ? My other thought is the start switch is the problem but how to test ? help please.
 
Bike ran yesterday all ok. Come to it this morning and went to start and as the screen started to come to life it all suddenly went dead. Now nothing at all. Messed about for an hour or so and decided to try again and bike started. Bike running voltage 14.3 and standing voltage 12.3 which I would have said was OK. Now all running great after half a dozen starts. Two things to note. As screen started to light up I pressed the start button. Do not normally do that but first thing in the morning I did. It all died from that point. Second thing is I have had this bike for two years and never had even one problem. This means I have never had to find the fuse box. It's a 2019 GSA so can someone point me in the right direction. Yes I know how dumb are you but it's not behind either side panel or under the seat.

Regards Steve
Possibly a loose connection or poor earth. A failing battery wouldn't start after an hour unless it was charged or the temperature outside increased dramatically. Maybe an intermittent fault which is the worst ones. I expect you may get the same fault in the next few days! Check for loose wires and tighten the battery. Hope it gets sorted cheers
 
Southampton, Spain or wherever you are, to my mind a battery showing 12.3v standing tells us all we need to know.

Always best to address the most likely culprit IMHO, if only to discount it from the search before you are left stranded.

Annoying, these gremlins. Good luck.
 
My 2019 GSA was exactly the same. Started from cold just about every time, but ride it a short distance then stop to buy fuel and you were stuck.

The OE battery is barely strong enough when new. Once it has been in service a couple of years and lost some capacity, it becomes a lottery if the bike will start once hot.

Buy a new battery, the best capacity you can afford.
 
The bike started repeatedly from this battery. No recharge just over six starts so how can the battery not be good. Battery terminals both tight. Where is the ground point on a 2019 GSA ? Battery cables are multistanded so not going to be a Brocken wire. It does seem to be something to do with the battery being withdrawn from its box. Pull half way out and it comes to life. My mate thinks its the start button that's at fault but I just can't see that.
 


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