Quote:
Originally Posted by alexwhittemore
The key reader stores a bunch of diagnostic info, including the battery voltage as of last removal. I forget why, but there you go  .
For that matter, the car can check its own voltage, which you can read with an INPA cable. You can open the trunk and measure it with a multimeter, but then, hey, why bother. |
so i guess what the key reader is saying 13.8v is fine then?