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Prius Camper, The charger is a decent quality LedAcid/LiFePo charger and I was cahrging at about 3 amps. I'd assume the rapid drop in battery...
JohnPrius, You flatter me. I'm basically a very busy lazy bastard. So now I'm going nicely crazy. I hooked up a series Fluke on the 10amp scale...
Hey thanks for all the information folks. I'm going to have to study stuff for a while to get things to make sense. As a final question for a...
Yup. What is the big white plug? All I see on the top of my batteries positive terminal is the huge red/black plastic monster. Cheers.
Sam Spade, The initial voltages are with the car OFF. I'm using a little digital battery monitor that I can turn on and off and it's connected...
So this is the story (so far). I charged up the battery to 14.7V. Then I disconnected the negative from the chassis. The battery read 12.8 volts...
Sounds like a plan. I have a good charger. Is 3-4 amps to fast to charge? Cheers.
I am having some issues with the 12 volt battery on a 2007 Prius. The battery is fairly new, about 1.5 years old. It replaced a battery that was...
Chapman, My error. Should be 12.4/12.1. I am feeling bad this morning and made an error. If the drop is that high then maybe I will monitor at...
Hello, I am just looking for some general instructions on troubleshooting a possible 12V battery issue. Some background: About half a year ago I...
sam spade 2, Thanks. Both cables were removed from the old battery and attached to the new. The battery looks electrically perfect with 12.5v in...
sfo, I think I'm done here. I'll get the pump and put it in. The new battery is 12.5 in the morning o it's good. The old battery probably had a...
bisco, Thanks. I'm pretty sure the new battery is charged and good. The reading was 12.6 today after my 20 minute commute. I will check it...
So I got home and ran a simple test to check the inverter cooling pump. Two presses of the power button (no brake) to get into IG_ON. I removed...
Interesting. Pump is under the right headlamp. And it looks like a working pump will cause agitation of coolant in the reservoir. I am lost about...
SFO, Wow! Never would have gone there. A data point was that this happened on a hot day, 86F.. Car has basically 200K and no replacement of the...
Two days ago my 2007 Prius started a series of cascading failure starting with the air conditioner, escalating to a bunch of warning lights and...
