Sounds like a good start would be to thoroughly clean the residue of the WD40 from the fuse box.
PetrolDave Today, 09:21 AMHaving an issue with a parasitic battery drain. Seems the battery will be about dead intermittently. Had the amp repaired recently, thinking that was
lh1959 Today, 07:59 AMThe problem is mechanicaly it ran fine. Engine bay got bit wet then the problems started. When I switch the ignition on even with charged battery I get
Stuartwhite1989 Today, 07:48 AMSee Wikipedia https://en.wikipedia.org/wiki/Locking_differential
PetrolDave Today, 07:44 AM
2014 Q7 Battery Drain
Please post the Auto-Scan when you get home.
PetrolDave Today, 09:22 AM