Hyundai Repair Questions? Ask a Mechanic for Answers ASAP
30 volts is very high. This normally means the voltage regulator is bad causing the issue. What kinds symptoms are you having?
How are you performing the parasitic draw test?
Lets try doing the test but with the positive terminal instead. Make sure that the positive does not touch the battery at all only the leads of the dvom
yes I want you to try the parasitic draw test using the positive terminal instead of the negative terminal.
If it comes up with the same reading we will need to start disconnecting all major components including the alternator starter and the fuse block where the power wire comes into it. This would be a MAJOR SHORT!
I like to make sure before replacing the parts it is better than just swapping stuff off. Once we make for sure than we replace.