Lexus Rx450h service: key facts
- Oil service every 10,000 miles or 1 year
- Basic service costs £120–£300 depending on garage
- 2 generations from 2009 to 2022
- 7 tracked service items across routine, major, and periodic schedules
Routine service items
These are the items covered in a standard service. Most garages include oil, oil filter and a basic inspection. The rest are typically checked or replaced on a schedule.
| Service item | Interval | Typical cost |
|---|---|---|
|
Engine oil and filter
Manufacturer interval is 10,000 miles or 12 months.
AL10, AL20 · Hybrid
|
10,000 miles or 1 year |
£120–£180
Dealer: £200–£300
|
|
Air filter
Manufacturer interval is 30,000 miles. Check annually and replace if contaminated. Hybrid system relies heavily on clean airflow for efficiency.
AL10, AL20 · Hybrid
|
30,000 miles or 3 years |
£40–£70
Dealer: £80–£120
|
|
Cabin pollen filter
Manufacturer interval is 20,000 miles or 2 years. Replace more frequently in dusty conditions. Located behind glove box - accessible to DIY replacement.
AL10, AL20 · Hybrid
|
20,000 miles or 2 years |
£30–£60
Dealer: £60–£100
|
Periodic maintenance
Items that don't need doing at every service but should be on your radar at the right mileage or age.
| Service item | Interval | Typical cost |
|---|---|---|
|
Brake fluid
Manufacturer interval is 2 years regardless of mileage. Critical on hybrid vehicles due to regenerative braking system integration. Use DOT 3 specification fluid only.
AL10, AL20 · Hybrid
|
2 years |
£80–£120
Dealer: £150–£220
|
|
Coolant flush
Manufacturer interval is 100,000 miles or 10 years.
AL10, AL20 · Hybrid
|
100,000 miles or 10 years |
£150–£250
Dealer: £300–£450
|
|
Spark plugs
Manufacturer interval is 60,000 miles. Use iridium plugs only. Hybrid system puts unique demands on ignition system due to frequent engine start/stop cycles.
AL10, AL20 · Hybrid
|
60,000 miles or 6 years |
£150–£220
Dealer: £250–£350
|
|
Hybrid battery cooling system service
Not specified by manufacturer but recommended by specialists. Clean intake filters and check cooling fan operation. Critical for hybrid battery longevity - overheating destroys expensive battery pack.
AL10, AL20 · Hybrid
|
60,000 miles or 6 years |
–
Dealer: £200–£300
|
Check a Lexus Rx450h's service history
Enter a reg to see franchised dealer service records — dates, mileage, and work done at every visit.
Check service history£6.99 · Full refund if no records found
Related
Lexus Rx450h service FAQs
How often should a Lexus Rx450h be serviced?
A Lexus Rx450h should have an oil service every 10,000 miles or 1 year, whichever comes first. Manufacturer interval is 10,000 miles or 12 months.
How much does a Lexus Rx450h service cost?
A basic service at an independent garage typically costs £120–£180. Main dealer servicing is usually £200–£300. Major items like timing belts or gearbox services cost significantly more.
Can I service a Lexus Rx450h at an independent garage?
Yes. Under UK consumer law, using an independent garage does not void your manufacturer warranty, provided they use parts meeting the manufacturer's specification and follow the correct schedule. However, independent services won't appear in the franchised dealer digital records.