Don't waste time trying to fix the cruise control buttons or wiring. Focus on the and DPF system . Once the engine fault is resolved, the cruise control functionality will return automatically. To help you pinpoint the exact part, could you tell me: Do you have any other fault codes (like P-codes) appearing? Does the car feel like it has lost power (Limp Mode)? Is your Megane a Diesel (dCi) or Petrol engine?
If your dash says "Check Injection," the car is likely in a partial limp mode. This is often caused by glow plug failure (common on the 1.5 dCi) or fuel pressure issues. dtc1525f3 renault megane 3
To diagnose and repair the DTC1525F3 fault code, follow these steps: Don't waste time trying to fix the cruise