IsItAGoodCar
Reliability Guide

Common Problems with the
2024 Lexus UX

Major 2024 update introducing the UX 300h to replace the UX 250h. Equipped with Lexus fifth-generation self-charging hybrid system producing 196bhp, a lighter lithium-ion battery, and a new 12.3-inch digital driver display.

What changed for 2024

  • •Introduction of the UX 300h replacing the UX 250h, boosting total system output from 181bhp to 196bhp
  • •Fifth-generation hybrid powertrain adopting a lighter lithium-ion battery in place of nickel-metal hydride
  • •Upgraded E-Four all-wheel-drive system featuring a substantially more powerful rear electric motor
  • •New 12.3-inch fully digital instrument cluster with customizable layouts and updated Lexus Safety System+

Common MOT watch-outs

  • !Too new for MOT testing trends, but check for early inner edge tyre wear on 18-inch alloy wheels
  • !Windscreen camera area smearing or stone chips affecting advanced driver assist calibration
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Known Issues
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Serious
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Moderate
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Minor

All Known Issues

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

Excessive Road Noise from Run-Flat Tyres

MinorSuspension & Chassis

UX models fitted with 18-inch run-flat tyres can suffer from significant road roar on coarse UK motorways. The stiff sidewalls transmit more tyre noise into the cabin, and the ride can feel harsh over expansion joints and potholes.

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

Loud humming from the tyres at cruising speeds, Harsh ride over expansion joints, Increased cabin noise on motorway surfaces

What to Inspect:
  • Check the tyre tread depth and brand
  • Listen for road noise at 60mph and above
  • Compare ride quality on different road surfaces
Verified by IsItAGoodCar Research TeamUpdated

Buying Tips for 2024 Lexus UX

  • Ensure all over-the-air multimedia and navigation software updates have been completed
  • Verify that the Lexus Relax warranty is active with documented franchised dealer servicing
20232025
Check a 2024 Lexus UX by Registration