12V auxiliary battery weak
usually 80,000–200,000 km · Wear part
Signs: Car won't go 'Ready' after standing
Fix: Replace 12V battery
€150–300
Common faults, service intervals and costs
Lexus NX
2014–now
1
engines covered
3
known faults
28,940
roadworthiness tests in the statistics
10
official recalls
Enter your VIN and mileage and get a plan built for your exact engine and gearbox.
The Lexus NX has been built since 2014.
For this generation we cover 1 engines and 3 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: lights, wipers and visibility (5.3 %), tyres and wheels (4.0 %), brakes (1.2 %). It fails less often than average on: brakes, suspension, tyres and wheels, lights, wipers and visibility.
Engines
| Engine | Fuel | Timing drive | Oil |
|---|---|---|---|
| 2.0 / 2.5 Hybrid (M20A / A25A / 2AR) | Hybrid | Chain | 0W-16 / 0W-20 · API SN · ~4.5 L · every 15,000 km |
Faults by engine
2.0 / 2.5 Hybrid (M20A / A25A / 2AR)
Hybrid battery ageing
usually 250,000–350,000 km · Medium risk
Signs: Reduced EV assist
Fix: Recondition or replace
€1,500–3,500
Gearboxes
Automatic (torque converter)
Torque converter / valve body
usually 150,000–250,000 km · Wear part
Signs: Delayed or harsh shifts
Fix: Fluid service, repair
€300–2,500
Scheduled service
Intervals and typical prices for the 2.0 / 2.5 Hybrid (M20A / A25A / 2AR) 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 |
Roadworthiness tests by mileage
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: 28,940 tests.
| thousand km | 0–50 | 50–100 | 100–150 | 150–200 |
|---|---|---|---|---|
| Brakes | 0.4 % | 1.2 % | 2.4 % | 3.0 % |
| Suspension | 0.3 % | 1.0 % | 2.1 % | 2.5 % |
| Steering | 0.0 % | 0.0 % | 0.0 % | 0.1 % |
| Tyres and wheels | 2.1 % | 4.0 % | 4.7 % | 6.8 % |
| Lights, wipers and visibility | 3.7 % | 5.3 % | 5.9 % | 5.4 % |
| Body and corrosion | 0.1 % | 0.3 % | 0.4 % | 0.3 % |
| Exhaust, emissions and leaks | 0.0 % | 0.0 % | 0.0 % | 0.0 % |
Owner complaints in the US
Which systems owners reported to the US agency NHTSA and at what mileage. Complaints are not confirmed faults and some relate to recalls. Sample: 107 complaints.
Official recalls
Recalls the manufacturer published in the United Kingdom for this model (10). 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.
- Gearbox Parking Assist ECU reprogram on multiple models01/12/2025 · R/2025/467
- Lights Combination Meter ECU reprogram for Remote Parking on Lexus NX27/01/2025 · R/2024/481
- Visibility Camera Replacement on Multiple Models12/08/2024 · R/2024/252
- Lights LSS & TSS 3.0 Forward Recognition Camera on Multiple Models05/08/2024 · R/2024/250
- Electronics / software Due to the software programming for the DCM memory capacity there is a possibility that the DCM may not complete the shutdown process within a specific period of time when the ignition is turned off causing the DCM to not restart at the next ignition cycle and making the e-Call function unavailable.12/10/2023 · R/2023/280
- Fire risk DC-DC converter may have been damaged during production21/08/2023 · R/2023/209
- Suspension / axles Certain spot welds might be missing.09/05/2022 · R/2022/109
- Fuel system Fuel pump impeller can crack and cause fuel pump to become inoprative05/10/2020 · R/2020/060
The other recalls (2) are listed in the app.
Sources and notes
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