Home / Service Schedules / Lexus Rx400h
Lexus

Lexus Rx400h Service Costs & Schedule

What a Lexus Rx400h actually costs to service, what needs doing at each interval, and where you can save. If you're buying one, we also cover how to check whether the previous owner actually kept up with the schedule.

XU30 (2005–2009)3.3L V6 Hybrid

Lexus Rx400h service: key facts

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 itemIntervalTypical cost
Engine oil and filter
Manufacturer interval 10,000 miles or 12 months.
XU30 · Hybrid
 10,000 miles or 1 year
£120–£180
Dealer: £200–£280
Air filter
Manufacturer interval 30,000 miles. Critical for hybrid efficiency as dirty filter forces engine to run more frequently. Replace cabin pollen filter at same time.
XU30 · Hybrid
 30,000 miles or 3 years
£40–£70
Dealer: £80–£120
Cabin pollen filter
Manufacturer interval 20,000 miles or 2 years.
XU30 · Hybrid
 20,000 miles or 2 years
£30–£50
Dealer: £60–£90

Has this Lexus Rx400h been serviced on schedule?

Check the dealer service records to see if the work above was actually done.

★GB

£6.99 · Full refund if no records found

Periodic maintenance

Items that don't need doing at every service but should be on your radar at the right mileage or age.

Service itemIntervalTypical cost
Spark plugs
Manufacturer interval 60,000 miles. Use only specified iridium plugs. Critical for smooth engine start-stop operation in hybrid mode. Failed plugs cause rough running and reduced fuel economy.
XU30 · Hybrid
 60,000 miles or 6 years
£180–£250
Dealer: £280–£380
Brake fluid
Manufacturer interval 2 years regardless of mileage. DOT 3 specification required. Hybrid regenerative braking means conventional brakes may be used less frequently but fluid still degrades over time.
XU30 · Hybrid
 2 years
£80–£120
Dealer: £130–£180
Coolant flush
Manufacturer interval 100,000 miles or 10 years.
XU30 · Hybrid
 100,000 miles or 10 years
£200–£300
Dealer: £350–£500
Hybrid battery health check
Not specified by manufacturer but recommended by hybrid specialists every 3 years or 30,000 miles.
XU30 · Hybrid
 30,000 miles or 3 years
£100–£150
Dealer: £200–£300

Known issues to watch for

The most common problems reported on the Lexus Rx400h, ranked by severity.

dangerous
Subframe mounting area corrosion
The rear subframe mounting points on the RX400h are subject to accelerated corrosion that can compromise structural integrity.
major
Suspension component corrosion
The RX400h suffers from accelerated corrosion of suspension components including control arms, links, and mounting brackets.
major
Suspension bush wear
The RX400h experiences premature suspension bush and joint wear, with MOT failures occurring at 5.3 times the national average starting from 40,000 miles.
major
Parking brake efficiency failure
The RX400h parking brake system fails at exceptionally high rates, with MOT data showing efficiency failures at 8.6 times the national average on high-mileage examples.

1 more known issues tracked. Check a specific Lexus Rx400h's service records — a missed service on one of these issues could mean an expensive surprise.

Buying a used Lexus Rx400h? Check its service history first.

A Rx400h with a patchy service history can cost you thousands in missed timing belts, skipped oil changes, and hidden neglect. We pull the franchised dealer records — every visit, every stamp, every mileage reading — so you can see exactly what's been done and what's been skipped.

£6.99 · No records found = full refund, zero risk

Related

Lexus Rx400h service FAQs

How often does a Lexus Rx400h need servicing?

A Lexus Rx400h needs servicing every 10,000 miles or 1 year, whichever comes first. Manufacturer interval 10,000 miles or 12 months.

What does a Lexus Rx400h service cost?

A basic service at an independent garage costs £120–£180. Main dealer servicing runs £200–£280. Major items like timing belts or gearbox services cost significantly more. Independent garages are typically 30 to 50% cheaper for the same work.

Is a Lexus Rx400h expensive to maintain?

Routine servicing starts from £120 at an independent garage, which is above average for this class of car. The bigger costs come from periodic items like timing belts, brake fluid changes, and transmission servicing. Keeping on top of the schedule avoids expensive failures.

How do I check a Lexus Rx400h's service history?

You can check any Lexus Rx400h's official dealer service records online using just the registration number. The check retrieves every logged dealer visit, including dates, mileage, and work done, so you can see whether the schedule has been followed or if there are gaps. It costs £6.99 and you get a full refund if no records are found.