2002 Volvo V70 X/C Starting Issues

[MoVolvos]

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Perhaps it jumped timing?
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[jonesg]

i would erase all codes , try start again , then scan codes again, see what comes back.
a lot of those codes might be from a low battery.

[abscate]

tried the immobilizer ring because it was a common theme I found on forums because at the time the car was having trouble but would eventually start.

I don’t how this got to be a thing. The antenna rings essentially never fail