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Kia Carnival Common Problems, Faults & Repair Costs (2026)

Based on official DVSA MOT test data. View the most common MOT failure categories, pass rates, and estimated repair costs for the Kia Carnival (2006–present).

MOT Pass Rate

80.5%1.5% below national avg (82%)

Reliability rating: Good — based on approx. 3,000 tests

Dangerous Defects

1.70%

Moderate risk

Retest Rate

13.5%

of failed tests need a retest

Top MOT Failure Categories

1

Lamps, reflectors and electrical equipment

Est. repair: £40–£200

15.2%
2

Suspension

Est. repair: £120–£450

14.5%
3

Brakes

Est. repair: £100–£350

12.5%
4

Tyres

Est. repair: £50–£120 per tyre

10.2%
5

Exhaust, fuel and emissions

Est. repair: £40–£200

8.2%

Where Faults Occur

29.0%

Front

29.0%

Rear

22.0%

Offside

Mileage Benchmarks

At 3 years

24,000 mi

At 5 years

40,000 mi

At 10 years

78,000 mi

Significantly higher or lower mileage than these benchmarks may indicate unusual usage patterns. Check the full MOT history for mileage consistency.

Is a Kia Carnival a Good Buy?

The Kia Carnival demonstrates above-average reliability based on MOT test data, with a 80.5% pass rate. This places it 1.5% above the national average, suggesting lower ongoing maintenance costs compared to many competitors.

While no car is without faults, lamps, reflectors and electrical equipment issues are the most common concern, affecting approximately 15.2% of failed tests. These tend to be relatively affordable to fix at £30–£150.

Kia Carnival MOT Check & History

View detailed MOT pass rates by year, mileage benchmarks, and full test history data for the Kia Carnival.

View Kia Carnival MOT Data

Check a Specific Kia Carnival

Enter a registration number to view the full MOT history for any Kia Carnival.

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Other Kia Models

Kia Sportage

82.8%

Lamps, reflectors and electrical equipment →

Kia Ceed

81.5%

Lamps, reflectors and electrical equipment →

Kia Picanto

82.2%

Lamps, reflectors and electrical equipment →

Kia Rio

80.8%

Lamps, reflectors and electrical equipment →

Kia Niro

87.2%

Lamps, reflectors and electrical equipment →

Kia Stonic

85.5%

Lamps, reflectors and electrical equipment →

View all Kia models

Frequently Asked Questions

What are the most common MOT faults on a Kia Carnival?
The top MOT failure on the Kia Carnival is Lamps, reflectors and electrical equipment, accounting for approximately 15.2% of all failures. Other common issues include suspension and brakes.
What is the Kia Carnival MOT pass rate?
The Kia Carnival has an estimated MOT pass rate of 80.5%, which is 1.5% below the national average of 82%. This rates the Kia Carnival as "Good" for MOT reliability.
Is the Kia Carnival reliable?
Based on DVSA MOT data, the Kia Carnival has a good reliability record with a 80.5% pass rate. It has a dangerous defect rate of 1.70% and a retest rate of 13.5%.
How much does it cost to fix common Kia Carnival MOT failures?
Typical repair costs for Kia Carnival MOT failures range from £30–£200 for lamps, reflectors and electrical equipment issues to £120–£450 for suspension problems. Prices are estimates based on typical UK independent garage rates.
What mileage should a Kia Carnival have?
Based on MOT test data, the average Kia Carnival covers approximately 24,000 mi by 3 years, 40,000 mi by 5 years, and 78,000 mi by 10 years. Significantly higher or lower mileage may warrant closer inspection.
Should I buy a used Kia Carnival?
The Kia Carnival is generally a solid choice based on MOT data. Check the full MOT history of any specific vehicle before purchasing, paying particular attention to lamps, reflectors and electrical equipment issues and mileage consistency.
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