EVC Research & Development

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Category: EMI OBC

Renault Zoe and Twingo (453EQ) Expensive Charging nightmare

By Strom Trooper

If your Renault Zoe R240 (and old Q210) isn’t charging at a AC station – don’t panic, something probably “exploded.” but we can repair it. Every month, we receive over 10 vehicles with various symptoms and causes of charging failure. The charging system consists of three key components:rotor windings (electric motor), EMI filter, and BCB…

Renault Zoe Q210 – Inevitable EMI Charger failure

By Strom Trooper

Unstable grid conditions are the most common cause of OBC failure, especially on the Renault ZOE with the Q drive system. A case from Serbia a few months ago remained unresolved because an explosion destroyed a significant part of the EMI filter PCB. At the time, we assumed it was an isolated incident. However, another…