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INFINITI FX30D AUTO (2012)

Running costs, reliability data, and common problems from 200 real MOT tests.

Annual Cost

£2,045

£170/month

MOT Pass Rate

87%

Good

Road Tax

£395

Based on CC/year

Insurance

Grp 30-42

2993cc Diesel

Solid Option

87% pass rate, £2045/year to run. 5 points above average.

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Diesel2993cc14 years old200 tests93k miles avg

Annual Running Costs

Fuel (Diesel, 2993cc)

~40 mpg

£1,245
Road Tax

Based on 2993cc

£395
MOT Test
£55
Predicted Repairs
£350
Total per year£2,045
Per month£170/mo
Per week£39/wk

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

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Reliability Verdict

87% 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 14 years old, 87% of INFINITI FX30D AUTOs from 2012 passed their MOT first time in 2026. That's based on 200 tests across the UK. The average mileage at this age is 93,401 miles.

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How Does It Compare?

Rank among 2012 cars206th of 685(top 30%)
Rank among INFINITI models28th of 47(top 60%)
vs national average+5%(82% avg)
vs 2012 cars average+9%(78% avg)
vs INFINITI average+0%(87% avg)

Mileage Analysis

93,401

Average miles

vs

103,600

Expected for age

The average 2012 INFINITI FX30D AUTO has 93,401 miles on the clock, which is in line with the expected 103,600 miles for a 14-year-old car, suggesting normal everyday use.

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Best Year to Buy?

The most reliable year is the 2013 model with a 89% MOT pass rate, while the 2012 model has the lowest at 87%. Consider a different year if reliability is a priority.

INFINITI FX30D AUTO by Year

YearPass RateTestsAvg Mileage
201389%227103,607 mi
201287%20093,401 mi
201191%35104,019 mi

Similar Cars to Consider

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About the 2012 INFINITI FX30D AUTO

The 2012 INFINITI FX30D AUTO is a premium performance with a 2993cc diesel engine. 200 of these vehicles were MOT tested in 2026, making it a less common model in the UK market. Among all cars from 2012, the average MOT pass rate is 78%, and this model beats that benchmark.

With an average of 93,401 miles at 14 years old, INFINITI FX30D AUTO owners drive about as much as the UK average.

2012 INFINITI FX30D AUTO Fuel Costs

The 2993cc diesel engine is on the larger side, so fuel won't be this car's strong point. Expect around 40 mpg in mixed driving, which works out to roughly £1,245 per year at current diesel prices of 148p per litre (based on 7,400 miles per year). Diesel cars of this age should have their DPF (diesel particulate filter) checked, as replacements can be costly.

What does it cost to own a 2012 INFINITI FX30D AUTO?

Total estimated annual running cost is £2,045 170/month), broken down as £1245 fuel, £395 road tax, £55 MOT, and £350 predicted repairs. Repair costs are moderate, reflecting the 87% pass rate. Keeping on top of servicing will help avoid surprises.

Buying a Used 2012 INFINITI FX30D AUTO

At 14 years old, the INFINITI FX30D AUTO 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.

Common Issues to Watch For

Based on the 2012 INFINITI FX30D AUTO's fuel type, age, and engine size, these are the most likely problem areas to check.

DPF (Diesel Particulate Filter)

Watch out

Short journeys clog the DPF. Replacement costs £1,000-£2,500. Check the DPF warning light and ask about driving patterns.

Turbo Wear

Watch out

Diesel turbos work harder and wear faster. Listen for whining noises and check for oil leaks around the turbo housing.

EGR Valve

Watch out

Exhaust Gas Recirculation valves clog with carbon deposits, causing rough running and poor economy. Cleaning costs £150-£300, replacement £300-£600.

Dual Mass Flywheel

Watch out

Larger diesel engines put extra strain on the dual mass flywheel. Listen for rattling at idle. Replacement with clutch is £800-£1,500.

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

Medium risk

With an average of 93k 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.

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 2012 INFINITI FX30D AUTO stacks up against similar cars for annual running costs, insurance, and tax.

CarPass RateFuel/yrTax/yrInsuranceTotal/yr
INFINITI FX30D AUTO(2012)87%£1245£395Grp 30-42£2045
LAND ROVER RANGE ROVER(2013)88%£1245£250Grp 30-42£1900-£145
AUDI A4(2011)82%£1245£250Grp 30-42£1900-£145
JAGUAR XF(2014)84%£1245£250Grp 30-42£1900-£145
AUDI A5(2013)85%£1245£250Grp 30-42£1900-£145

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.

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