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      01-17-2022, 06:29 PM   #9
pandaren
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Drives: bmw f15 x5
Join Date: Jan 2022
Location: BC

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Quote:
Originally Posted by smyles View Post
The vast majority - like 90+% - of electrical issues are caused by weak battery. Either charge, or replace it.
ok, i registered just to echo this sentence.
Spent hours and hours debugging my issues and googling, long story short, it's still the battery!!!!!!!! FFS!!!!

Now long story, my car stopped working yesterday after a day of skiing.
First thing tried is swapping battery with my buddy's acura key, with my battery, his remote still works.
Then today take out the second key and still not working.
Then checked all fuses related to key (based on the diagram coming with the car), I didn't find the detailed descriptions for each fuse so I checked all of them.
Then used OBD scanner to read errors (Retrospectively this probably has nothing to do with electronics)
Finally gave up and was going to call the dealer. Last ditch of effort is to find if I have spare new battery on hand.
Found a circa 2012 battery that should have expired, and it worked.....

I dont really think i put the polarity wrong, since ..... i dont think it actually fit. but anyway, its the battery!!!!
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