How much does a 2004 LEXUS LS430 cost to run?

Estimated annual running cost is £2,757 (£230/month), including £1592 fuel, £760 road tax, £55 MOT, and £350 predicted repairs.

What is the MOT pass rate for a 2004 LEXUS LS430?

The 2004 LEXUS LS430 has a 84% MOT pass rate based on 521 tests in 2026. This ranks 83 out of 491 cars from 2004.

Which year LEXUS LS430 is most reliable?

The 2003 LEXUS LS430 has the highest MOT pass rate at 88%. The least reliable year is 2001 at 83%.

What is the average mileage for a 2004 LEXUS LS430?

The average mileage for a 2004 LEXUS LS430 is 131,154 miles, which is in line with the expected 162,800 miles for a 22-year-old car, suggesting normal everyday use.

LEXUS LS430 (2004)

Q: Is the 2004 LEXUS LS430 reliable?

Good reliability. Occasional issues but generally solid. 84% of LEXUS LS430s from 2004 passed their MOT first time in 2026, based on 521 tests. That's 2 points above the national average of 82%.

Running costs, reliability data, and common problems from 521 real MOT tests.

Annual Cost

£2,757

£230/month

MOT Pass Rate

84%

Good

Road Tax

£760

Based on CC/year

Insurance

Grp 35-50

4293cc Petrol

Solid Option

84% pass rate, £2757/year to run. Close to the national average.

Buying this car? Check for finance, write-offs & theft

£4.99

Check a specific LEXUS LS430

Enter a reg plate for full MOT history, mileage check, health score, running costs, and reliability data. Free, instant, no signup.

Petrol4293cc22 years old521 tests131k miles avg

Annual Running Costs

Fuel (Petrol, 4293cc)

~30 mpg

£1,592

Road Tax

Based on 4293cc

£760

MOT Test

£55

Predicted Repairs

£350

Total per year£2,757

Per month£230/mo

Per week£53/wk

Based on 7,400 miles/year (UK average), current fuel prices, and repair likelihood from MOT data. Insurance not included.

🛡️

Get an insurance quote for this LEXUS LS430

Compare quotes and find the best deal

Reliability Verdict

84% MOT pass rate(Good)

0%National avg: 82%100%

Good reliability. Occasional issues but generally solid. That's close to the national average of 82%.

At 22 years old, 84% of LEXUS LS430s from 2004 passed their MOT first time in 2026. That's based on 521 tests across the UK. The average mileage at this age is 131,154 miles.

Got a LEXUS LS430 you're looking at?

Enter the reg plate to check its specific MOT history, mileage, and health score.

How Does It Compare?

Rank among 2004 cars83th of 491(top 17%)

Rank among LEXUS models183th of 301(top 61%)

vs national average+2%(82% avg)

vs 2004 cars average+12%(72% avg)

vs LEXUS average-3%(87% avg)

Mileage Analysis

131,154

Average miles

162,800

Expected for age

The average 2004 LEXUS LS430 has 131,154 miles on the clock, which is in line with the expected 162,800 miles for a 22-year-old car, suggesting normal everyday use.

Looking at a specific LEXUS LS430?

Enter its reg plate for a free check with full MOT history, mileage verification, and predicted costs.

Best Year to Buy?

The most reliable year is the 2003 model with a 88% MOT pass rate, while the 2001 model has the lowest at 83%. The 2004 sits between the two at 84%.

LEXUS LS430 by Year

Year	Pass Rate	Tests	Avg Mileage
2006	86%	146	128,198 mi
2005	87%	464	128,795 mi
2004	84%	521	131,154 mi
2003	88%	304	130,739 mi
2002	87%	293	135,316 mi
2001	83%	289	130,783 mi
2000	89%	46	148,678 mi

Similar Cars to Consider

LAND ROVER RANGE ROVER

2006 · 4197cc Petrol

£2,247/year

80%

-4%

LAND ROVER RANGE ROVER SPORT

2005 · 4394cc Petrol

£2,247/year

82%

-2%

PORSCHE 911

2006 · 3824cc Petrol

£2,097/year

90%

+6%

VOLVO XC90

2006 · 4414cc Petrol

£2,397/year

73%

-11%

Check a Specific Lexus Ls430

Enter a reg plate to get the full MOT history, health score, and mileage verification.

Upgrade to Premium (£4.99) for stolen, finance, and write-off checks.

About the 2004 LEXUS LS430

The 2004 LEXUS LS430 is a premium performance with a 4293cc petrol engine. 521 of these vehicles were MOT tested in 2026, making it a less common model in the UK market. It ranks in the top 17% of all 2004 cars for reliability.

With an average of 131,154 miles at 22 years old, LEXUS LS430 owners drive about as much as the UK average.

2004 LEXUS LS430 Fuel Costs

The 4293cc petrol engine is on the larger side, so fuel won't be this car's strong point. Expect around 30 mpg in mixed driving, which works out to roughly £1,592 per year at current petrol prices of 142p per litre (based on 7,400 miles per year).

What does it cost to own a 2004 LEXUS LS430?

Total estimated annual running cost is £2,757 (£230/month), broken down as £1592 fuel, £760 road tax, £55 MOT, and £350 predicted repairs. Repair costs are moderate, reflecting the 84% pass rate. Keeping on top of servicing will help avoid surprises.

LEXUS LS430 Reliability Trend

The LEXUS LS430 has maintained consistent MOT pass rates across model years, varying by only 0 percentage points.

Buying a Used 2004 LEXUS LS430

At 22 years old, the LEXUS LS430 is firmly in budget territory. Purchase prices are low, but check for rust, worn suspension bushes, and electrical gremlins. A full service history is especially valuable at this age. If you're flexible on year, the 2003 model has the highest pass rate at 88%.

Common Issues to Watch For

Based on the 2004 LEXUS LS430's fuel type, age, and engine size, these are the most likely problem areas to check.

Timing Chain / Belt

Watch out

At 22 years old, check whether the timing belt has been replaced (typically due every 5-7 years or 60,000-100,000 miles). A snapped belt can destroy the engine.

Oil Consumption

Medium risk

Larger petrol engines can develop higher oil consumption as they age. Check the oil level and look for blue smoke from the exhaust.

Rust and Corrosion

Watch out

At 10+ years, check wheel arches, sills, subframe, and brake lines for rust. Structural corrosion is an MOT failure. Prevention is far cheaper than repair.

Suspension Bushings

Watch out

Rubber suspension bushes harden and crack with age, causing knocking noises and vague handling. A full refresh costs £300-£800 depending on the car.

Clutch Wear

Watch out

With an average of 131k miles, clutch replacement may be due (typical lifespan 60,000-100,000 miles). Budget £400-£800 for a new clutch kit.

Brake Discs and Pads

Medium risk

High-mileage cars often need brake disc replacement, not just pads. A full set of discs and pads costs £200-£500 per axle.

Engine Mounts

Medium risk

Worn engine mounts cause excessive vibration and movement. Replacement costs £150-£400 per mount. Check for vibration at idle with the bonnet open.

Service History

Low risk

Always request a full service history. Regular servicing is the single best indicator of how well a car has been maintained, regardless of mileage.

Running Costs Compared

How the 2004 LEXUS LS430 stacks up against similar cars for annual running costs, insurance, and tax.

Car	Pass Rate	Fuel/yr	Tax/yr	Insurance	Total/yr
LEXUS LS430(2004)	84%	£1592	£760	Grp 35-50	£2757
LAND ROVER RANGE ROVER(2006)	80%	£1592	£250	Grp 35-50	£2247-£510
LAND ROVER RANGE ROVER SPORT(2005)	82%	£1592	£250	Grp 35-50	£2247-£510
PORSCHE 911(2006)	90%	£1592	£250	Grp 35-50	£2097-£660
VOLVO XC90(2006)	73%	£1592	£250	Grp 35-50	£2397-£360

Estimates based on 7,400 miles/year, current fuel prices, and MOT data. Insurance groups are indicative. Actual costs vary by driver, location, and usage.