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C5 Problem please help

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Old Mar 19, 2021 | 03:53 PM
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Default C5 Problem please help

My car battery recently died, so I had to jump start it. As I’ll doing so, a message popped up telling me to reduce engine power, now the car won’t rev past 1500 rpm, when I let it idle, I has this kind of shake to the car, help about this will be much appreciated
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Old Mar 19, 2021 | 07:02 PM
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I would disconnect the battery, fully charge it, reconnect and try again. C5 computer does not like low voltage. If the battery is old, get a new one.
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Old Mar 20, 2021 | 10:51 PM
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Originally Posted by punz
I would disconnect the battery, fully charge it, reconnect and try again. C5 computer does not like low voltage. If the battery is old, get a new one.
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Old Mar 20, 2021 | 11:44 PM
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Moved to C5 Tech.
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Old Mar 21, 2021 | 04:27 PM
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With C5 cars ... Always replace battery with a NEW ONE.... FIRST THING!
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