2003–now
Enter your VIN and mileage and get a plan built for your exact engine and gearbox.
The Lexus RX has been built since 2003.
For this generation we cover 2 engines and 5 known faults, each with the mileage range where it usually appears.
The most expensive known risk is Hybrid battery ageing: it usually appears at 250,000–350,000 km and costs €1,500–3,500 to fix.
In UK roadworthiness tests in 2024, at 50–100 thousand km this model most often failed on: tyres and wheels (3.4 %), lights, wipers and visibility (3.4 %), brakes (1.1 %). It fails less often than average on: brakes, suspension, tyres and wheels, lights, wipers and visibility.
| Engine | Fuel | Timing drive | Oil |
|---|---|---|---|
| 3.5 V6 Hybrid (Toyota / Lexus 2GR-FXE) | Hybrid | Chain | 0W-20 / 5W-30 · API SN · ~6.1 L · every 15,000 km |
| 2.0 / 2.5 Hybrid (M20A / A25A / 2AR) | Hybrid | Chain | 0W-16 / 0W-20 · API SN · ~4.5 L · every 15,000 km |
Signs: Brake and ABS warning lights, the pump runs all the time, long brake pedal
Fix: Replace the brake actuator assembly
Signs: Coolant weep
Fix: Replace pump
Signs: Fuel economy drops, battery warning
Fix: Recondition or replace
Signs: Car won't go 'Ready' after standing
Fix: Replace 12V battery
Signs: Reduced EV assist
Fix: Recondition or replace
Signs: Delayed or harsh shifts
Fix: Fluid service, repair
Intervals and typical prices for the 3.5 V6 Hybrid (Toyota / Lexus 2GR-FXE) engine. Other engines differ in oil, timing drive and some filters; the app gives the exact plan.
| Item | Interval | Typical price |
|---|---|---|
| Inverter coolantHybrid system | every 160,000 km or every 120 months | €80–160 |
| Engine oil + oil filterEngine | every 15,000 km or every 12 months | €70–150 |
| Cabin (pollen) filterClimate | every 15,000 km or every 12 months | €15–40 |
| Brake fluidBrakes | every 24 months | €50–95 |
| A/C service (regas + desiccant)Climate | every 24 months | €70–150 |
| Air filterEngine | every 30,000 km or every 24 months | €15–45 |
| Spark plugsIgnition | every 60,000 km or every 48 months | €50–160 |
| Hybrid battery cooling filter cleanHybrid system | every 30,000 km | €0–40 |
| Hybrid transaxle fluidTransmission | every 100,000 km | €80–160 |
| Auxiliary (serpentine) beltEngine | every 120,000 km | €70–180 |
| Coolant replacementCooling | every 150,000 km or every 96 months | €70–150 |
| Timing chain inspection (listen on cold start)Engine | every 150,000 km | €0–120 |
| Brake pads (regen-assisted)Brakes | usually at 80,000–160,000 km | €60–150 |
| Tyres (set of 4)Wheels | usually at 40,000–60,000 km | €320–700 |
| Wiper bladesBody | checked at service | €20–50 |
| 12V batteryElectrical | checked at service | €100–220 |
Share of tests in the United Kingdom (DVSA MOT, 2024) that this model failed because of each system. Bold red means more often and green less often than an average car of the same age and mileage. Sample: 36,223 tests.
| thousand km | 0–50 | 50–100 | 100–150 | 150–200 | 200–250 | 250+ |
|---|---|---|---|---|---|---|
| Brakes | 0.3 % | 1.1 % | 3.5 % | 6.5 % | 9.0 % | 10.4 % |
| Suspension | 0.1 % | 0.9 % | 3.6 % | 7.6 % | 10.2 % | 12.5 % |
| Steering | 0.0 % | 0.0 % | 0.2 % | 0.4 % | 0.5 % | 0.6 % |
| Tyres and wheels | 2.2 % | 3.4 % | 3.9 % | 5.1 % | 6.1 % | 7.0 % |
| Lights, wipers and visibility | 1.5 % | 3.4 % | 6.8 % | 12.2 % | 15.4 % | 19.8 % |
| Body and corrosion | 0.0 % | 0.3 % | 0.7 % | 1.7 % | 2.8 % | 3.5 % |
| Exhaust, emissions and leaks | 0.0 % | 0.1 % | 0.5 % | 1.4 % | 2.1 % | 3.0 % |
Which systems owners reported to the US agency NHTSA and at what mileage. Complaints are not confirmed faults and some relate to recalls. Sample: 1,834 complaints.
Recalls the manufacturer published in the United Kingdom for this model (12). The same recalls usually apply across Europe. Ask an authorised dealer to check by VIN whether your car is affected and whether the work has been done.
The other recalls (4) are listed in the app.
Faults, intervals and prices are indicative and collected from public sources and owner experience; always rely on the service book and a qualified workshop. Test statistics: DVSA – Anonymised MOT tests and results, Open Government Licence v3.0. Owner complaints: NHTSA ODI (public domain). Recalls: DVSA Vehicle Safety Branch Recalls Database, OGL v3.0. Brand and model names are trademarks of their owners and are used only to describe the vehicles.
Updated 07/10/2026