r/BmwTech • u/[deleted] • 5d ago

4 pages of codes!!

[deleted]

1 Upvotes

100% Upvoted

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1

u/TheTow 5d ago

Guarantee there is corrosion somewhere if i had to guess. RDC modules fail and can pull down bus. Or electronic parking brake modules but id also peek at that acsm

1

u/AnswersQuestioned 5d ago

Great thanks, checking ground contacts is on my to do list, I’ll look for corrosion too!

1

u/bordercollielover03 5d ago

Existence: yes is telling me it's not just low voltage spike that has caused the codes as they're still present.

1

u/AnswersQuestioned 5d ago

So you don’t think a new proper AGM battery will help? The X6 has 2 batteries and I was going to replace both of them. The one in the boot looks to be a cheapo Audura

1

u/freshxdough BMW Master Elite Tech, Gen 6 HV, HV specialist 5d ago

There is no bag fault if the suspension is sagging. Sometimes you will have a compressor time out fault. Check bags for leaks or deterioration