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Ask Chris (aka-Moose) Your Own Question
Chris (aka-Moose)
Chris (aka-Moose), Auto Technician
Category: Toyota
Satisfied Customers: 947
Experience:  16 years of experience
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2007 prius, removed main battery, tested each cell - all

Customer Question

JA: What is the model/year of your Toyota?
Customer: 2007 prius
JA: Are you fixing your Prius yourself? What have you tried so far?
Customer: removed main battery, tested each cell - all showed 7.9V... re-installed, and replaced 12V battery.. Car still shows red triangle and will not go to ready mode
JA: Have you tested the battery with a voltmeter? And can you see if it's leaking or not?
Customer: yes, no leaks.. all battery cells show same reading 7.9V
JA: Anything else you want the mechanic to know before I connect you?
Customer: thats it
Submitted: 1 year ago.
Category: Toyota
Expert:  Your Toyota Guy replied 1 year ago.

Did this problem occur before or after the main battery replacement?

Customer: replied 1 year ago.
before main battery replacement. Red triangle would appear and disappear - last 4 days.. yesterday at stop light, red triangle re-appeared and lost lots of torque.
Expert:  Your Toyota Guy replied 1 year ago.

Did you replace any of the cells or did you simply check their voltages?

Customer: replied 1 year ago.
did not replace any cells. Once main battery removed from car, and after removing all of the orange bus connectors - All cells read between 7.9V - 7.8V... Did not find any cells with signs of any damage either - no leaks
Expert:  Your Toyota Guy replied 1 year ago.

Is the orange safety disconnect locked into place properly (inserted, closed, and then handle pushed down?

Customer: replied 1 year ago.
inserted correctly. Just double checked it again right now
Expert:  scionking replied 1 year ago.

Hello different expert here, my name is***** you have a trouble code to go of of that made you suspect battery?