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CU18 ONX

2018 Kia Optima

Blue Diesel 1685cc
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MOT Status

Valid
Expires12 Dec 2026
Tests6 (5 pass, 1 fail)
Pass rate83.3%

Mileage

50,791 mi
Last recorded50,791 miles
Recorded on5 Dec 2025
Typical for 2018 Kia Optima53,278 mi

Below or average mileage for this year

4 checks still locked for this Kia
Stolen
Finance
Write-off
Keepers
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Vehicle Details

RegistrationCU18 ONX
MakeKia
ModelOptima
Year2018
ColourBlue
Fuel typeDiesel
Engine1,685cc

All premium checks include

50+ data points
Finance Check (Experian) Insurance Write-off Salvage Auction Stolen Check Previous Owners Ex-Taxi, Police, NHS Mileage Anomaly Import / Export Scrapped Check Plate Changes

MOT History

5 pass 1 fail
Pass 5 Dec 2025 50,791 miles
Fail 5 Dec 2025 50,791 miles

Nearside Front Headlamp aim too high (4.1.2 (a))

Offside Front Headlamp aim too high (4.1.2 (a))

Pass 3 Dec 2024 40,769 miles

Engine Body & Sill Covers Fitted

Pass 13 Dec 2023 36,251 miles

Nearside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))

Nearside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))

Offside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))

Offside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))

Pass 27 Apr 2022 26,071 miles
Pass 1 Apr 2021 20,284 miles

How Reliable is the Kia Optima?

Based on 96,564 MOT tests across 12,485 vehicles.

83.4%
Pass Rate
8,760
Miles/Year
14
Year Lifespan
12,485
On UK Roads
Full Kia Optima reliability report

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CU18 ONX is a 2018 Kia Optima in Blue with a 1,685cc diesel engine. This vehicle has been through 6 MOT tests with a personal pass rate of 83.3%.

Across all 2018 Kia Optima models, the average MOT pass rate is 85.9% with a typical mileage of 53,278 miles. This particular vehicle has a lower pass rate than the average for its year, which may indicate maintenance issues worth investigating.

The Kia Optima typically stays on UK roads for around 14 years. At 8 years old, this Kia Optima is well into its expected lifespan but still has years ahead.

Frequently Asked Questions

How do I check the history of CU18 ONX?

You can check the full history of CU18 ONX by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was CU18 ONX registered?

CU18 ONX is a 2018 Kia Optima, first registered on 31 March 2018.

Is CU18 ONX safe to buy?

The MOT history for CU18 ONX shows 6 tests with a 83.3% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does CU18 ONX have outstanding finance?

Finance checks require a premium vehicle report. This checks against all major UK finance providers to see if there is any outstanding finance on CU18 ONX. If you buy a car with outstanding finance, the finance company can repossess it.

No warranty or guarantee of accuracy is provided for any free data on this page. The data guarantee applies only to information obtained through the purchase of a full check.