2023 Renault Megane Problems: 1 Issues Every Owner Should Know
2023 model year · 110+ owner reports · Updated May 2026
According to Au7o's analysis of 110+ owner reports, the 2023 Renault Megane has 1 documented known issues. No issues are rated critical, indicating generally reliable ownership. The most commonly reported issue is Injection System Fault Warning with 110 owner reports. Across all issues, repair costs range from $100 to $500. DIY maintenance guides at au7o.io.
All 1 Known Issues
On the 2003-2023 Renault Megane, the Megane displays an "Injection Fault" warning on the dashboard, which can be triggered by numerous sensors and components. Common causes include the crankshaft position sensor, throttle body, and fuel pressure regulator.
Common Symptoms
- Injection fault warning
- Engine stalling
- Difficult starting
- Loss of power
How to Fix
Diagnose with Renault CLIP or compatible diagnostic tool to identify the specific fault code. Common fixes include crankshaft sensor replacement, throttle body cleaning, and fuel pressure regulator replacement.