IsItAGoodCar
Reliability Guide

Common Problems with the
2019 Lexus UX

The 2019 launch of the UX marked Lexus's entry into the premium compact crossover segment. It offered bold styling, exceptional build quality, and a highly efficient 2.0-litre hybrid powertrain, making it ideal for urban driving.

What changed for 2019

  • •Debut of the all-new UX compact crossover.
  • •Introduction of the new 2.0-litre hybrid powertrain (UX 250h).

Common MOT watch-outs

  • !Tyre wear on the inner edges.
  • !Minor issues with the touchpad infotainment controller.
2
Known Issues
0
Serious
1
Moderate
1
Minor

All Known Issues

12V Battery Drain

ModerateElectrics & Electronics

The most common complaint on UX owner forums; the 12V battery is small and can be drained by the car's connected systems.

Est. Repair Cost: £150–£200
Warning Signs:

Weak cranking, "Check Hybrid System" warning caused by low voltage, Keyless entry not working

What to Inspect:
  • Ask if the 12V battery has been replaced with a higher-capacity aftermarket unit (e.g. Yuasa)
Verified by IsItAGoodCar Research Team

Excessive Road Noise (Run-Flats)

MinorSuspension & Chassis

Models on 18-inch wheels with run-flat tyres can suffer from significant road roar on coarse UK motorways.

Est. Repair Cost: £600 (Set of non-run-flat tyres)
Warning Signs:

Loud humming from tyres, Harsh ride over expansion joints

What to Inspect:
  • Check tyre tread and brand
  • Listen for road noise at 60mph+
Verified by IsItAGoodCar Research Team

Buying Tips for 2019 Lexus UX

  • ✓Check the boot space carefully; the UX has a notoriously small boot, especially on all-wheel-drive (E-Four) models.
  • ✓Test the touchpad infotainment controller, as it can be frustrating to use.
2020
Check a 2019 Lexus UX by Registration