Renault Megane 5-EV
Weaknesses, engine ratings and buying advice
218 PS
Megane · Elektro
Electric with Punch
Fun to Drive!61–116 PS
1.5L dCi Diesel
5 weaknesses
Stay Away!Generations
Engine Overview
The Renault Megane 5-EV is available with 2 engine variants — from 61 to 224 hp.
Top version of the Megane E-Tech Electric with 60 kWh battery and 218 hp — real-world range of 380–430 km with moderate driving. DC charging up to 130 kW; charging curve drops significantly above around 80% state of charge. Few notable mechanical weaknesses; reports on battery degradation are positive so far.
- !! Phantom Braking from Driver Assistance
The Megane E-Tech Electric shows known phantom braking on the motorway from the driver assistance radar, especially when overtaking lorries. Software updates are available but the problem partially persists.
Symptoms: Sudden full braking without visible obstacle, collision warning on clear road - !! 12-Volt Electrical System Problems
Known problems with the 12V electrical system on the Megane E-Tech Electric leading to cascading fault messages (ESC, brake system, adaptive suspension) and crawl mode. Frequent lighting failure issues due to voltage drop.
Symptoms: Multiple warning lights simultaneously, limp mode (20 km/h), vehicle restart required - !! Charging Aborts and Fault Messages
Several Megane E-Tech drivers report charging aborts and the fault message 'battery charging impossible', often after OTA updates. Heat pump defects have been identified as a frequent cause.
Symptoms: Charging does not start, fault message 'battery charging impossible', orange LED on charging cable
+ 1 more engine weaknesses + vehicle weaknesses
Renault's first Megane E-Tech Electric on the CMF-EV platform with 40 kWh battery and 130 hp — modern design with flat under-floor battery. Real-world range 280–320 km; DC charging limited to 85 kW. Early build years show occasional software issues and charging errors, resolved by update.
- !! Phantom Braking from Driver Assistance
The Megane E-Tech Electric shows known phantom braking on the motorway from the driver assistance radar, especially when overtaking lorries. Software updates are available but the problem partially persists.
Symptoms: Sudden full braking without visible obstacle, collision warning on clear road - !! 12-Volt Electrical System Problems
Known problems with the 12V electrical system on the Megane E-Tech Electric leading to cascading fault messages (ESC, brake system, adaptive suspension) and crawl mode. Frequent lighting failure issues due to voltage drop.
Symptoms: Multiple warning lights simultaneously, limp mode (20 km/h), vehicle restart required - !! Charging Aborts and Fault Messages
Several Megane E-Tech drivers report charging aborts and the fault message 'battery charging impossible', often after OTA updates. Heat pump defects have been identified as a frequent cause.
Symptoms: Charging does not start, fault message 'battery charging impossible', orange LED on charging cable
+ 1 more engine weaknesses + vehicle weaknesses
Vehicle Weaknesses
| Weakness | Cost | |
|---|---|---|
| DC charging won't start or aborts Multiple owners report charging sessions that won't start or are interrupted. The cause can be a motor winding insulation fault that requires a complete motor replacement. Symptoms: Charge flap flashing orange or red, charging won't start, vehicle in limp mode | High | |
| Phantom braking by distance radar The distance radar triggers unfounded emergency braking on motorways, especially when overtaking lorries. Safety-critical situation that should be improved via software update. Symptoms: Sudden hard braking without obstacle, usually on the motorway | Low | |
| OpenR Link software problems The OpenR Link system shows frequent software bugs: volume control with a delay, parking sensor false alarms, drive modes switching arbitrarily. Software updates only partially resolve the problems. Symptoms: Volume adjusting itself, drive mode changing unexpectedly, parking sensor false alarms | Low | |
| Severe range loss in winter Without heat pump consumption rises to over 24 kWh/100 km in winter; trips over 300 km in winter are barely feasible. Even with heat pump, winter range is often 35–40% below the WLTP figure. Symptoms: Battery level drops significantly faster in winter, fast-charger output drops below 80 kW in cold temperatures. |
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Known Problems and Issues +
A total of 36 weaknesses have been documented for the Renault Megane 5-EV (2022–2025) — 29 engine-related and 7 vehicle-related. One problem engine: K9K (1.5L dCi). Typical issues affect Electronics, Brakes, HVAC.
Megane (K9K, 2016–2023) — Stay Away!: Connecting Rod Bearing Wear, High-Pressure Pump (Delphi) Failure, Injectors Sensitive to Fuel Quality. Power: 106–116 PS.
Megane (K9K, 2018–2023) — Stay Away!: Connecting Rod Bearing Wear, High-Pressure Pump (Delphi) Failure, Injectors Sensitive to Fuel Quality. Power: 90–95 PS.
Megane (K9K, 2018–2024) — Stay Away!: Connecting Rod Bearing Wear, High-Pressure Pump (Delphi) Failure, Injectors Sensitive to Fuel Quality. Power: 110–116 PS.
Megane (R9N, 2018–2023) — Be Careful: Turbocharger Failure, Recall: Fuel Line Fire Hazard, AdBlue System / SCR Catalytic Converter Fault. Power: 150 PS.
Megane (H5H-1.3, 2018–2023) — Be Careful: Timing Chain Early Wear, Wastegate Failure After 80,000+ km, Direct Injection: Intake Port Carbon Build-Up. Power: 116 PS.
Megane (H5H-1.3, 2018–2023) — Be Careful: Timing Chain Early Wear, Wastegate Failure After 80,000+ km, Direct Injection: Intake Port Carbon Build-Up. Power: 140 PS.
Megane (H5H-1.3, 2018–2023) — Be Careful: Timing Chain Early Wear, Wastegate Failure After 80,000+ km, Direct Injection: Intake Port Carbon Build-Up. Power: 158–163 PS.
Megane (M5P, 2018–2023) — Be Careful: Metal Particles in Oil Pressure Control Valve (Recall), Recall: Oil Pressure Solenoid with Metal Particles, Fuel Pump Failure on Early Build Years. Power: 280 PS.
Megane (M5P, 2018–2023) — Be Careful: Metal Particles in Oil Pressure Control Valve (Recall), Recall: Oil Pressure Solenoid with Metal Particles, Fuel Pump Failure on Early Build Years. Power: 300 PS.
Megane (Megane-EV-96, 2022–2025) — Be Careful: Phantom Braking from Driver Assistance, 12-Volt Electrical System Problems, Charging Aborts and Fault Messages. Power: 130 PS.
Megane (Megane-EV-160, 2022–2025) — Be Careful: Phantom Braking from Driver Assistance, 12-Volt Electrical System Problems, Charging Aborts and Fault Messages. Power: 218 PS.
What to watch out for with the Renault Megane? See the detailed listing of all engine and vehicle weaknesses in the sections above.
Frequently Asked Questions
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Last updated: February 2026 · All information without guarantee