Power Electronic Box (PEB) Failure
SeriousElectrics & ElectronicsThe PEB manages power distribution and is prone to internal failure, leading to a total loss of power and a "Check Electric System" warning.
Most affected: All A110 models, specifically 2018–2020 production
Typical symptoms
- •"Stop" warning on dash
- •Car won't start
- •Loss of power while driving
What to inspect before you buy
- ✓Ask if the PEB has been replaced with the latest part number.
- ✓Check for historical fault codes related to power management.