Oct 20, 2022 - 09:19 PM
Yes, it's possible that a connector was loose or an individual pin wasn't seated correctly, but the more likely scenario is that they simply cleared the faults. It can sometimes take several miles or drive cycles for those faults to reappear. Hopefully it's fixed, but do not be surprised if the warning lights come back!
ASE Master Automobile Technician
Certifications: ASE-Certified Master Automobile Technician, SFI-Certified Safety Inspector