Mercedes-Benz CLA2018

Known issues

• Dual-clutch gearbox (DCT) shudder and hesitation at low-speed manoeuvres, especially in 2015–2018 models
• Turbocharger carbon build-up and premature wear on 1.6L turbo petrol engines due to direct injection
• Electrical gremlins including infotainment screen freezing, door-lock module failures, and interior light malfunctions
• Engine knock sensors faults, leading to limp-mode activation and reduced performance
• Water ingress into headlight units, causing condensation and electrical shorts
• Timing chain rattle on cold start, particularly in higher-mileage examples

Good for

• Sleek, modern design with a premium interior feel and good driving position
• Decent fuel economy for a turbocharged petrol (mid-40s mpg achievable)
• Responsive turbocharged performance and agile handling for a compact saloon
• Strong safety ratings and standard active-safety features