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UCN 738S

1978 Mercedes-benz 450

Red Petrol 4520cc
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MOT Status

Valid
Expires21 Oct 2026
Tests9 (6 pass, 3 fail)
Pass rate66.7%

Mileage

101,985 mi
Last recorded101,985 miles
Recorded on22 Oct 2025
Typical for 1978 Mercedes-benz 45092,692 mi

Below or average mileage for this year

4 checks still locked for this Mercedes-benz
Stolen
Finance
Write-off
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Vehicle Details

RegistrationUCN 738S
MakeMercedes-benz
Model450
Year1978
ColourRed
Fuel typePetrol
Engine4,520cc

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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

6 pass 3 fail
Pass 22 Oct 2025 101,985 miles

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

Power steering component has slight seepage from a component (2.1.5 (a))

Track rod end ball joint has slight play +rubbers slight perishing/old (2.1.3 (b) (i))

floors/previous repairs undersealed

neasride wiper blade split

Pass 7 Mar 2024 101,105 miles
Pass 21 Feb 2023 100,574 miles

Steering box has slight free play detected at steering wheel (2.3 (a) (i))

Pass 10 May 2019 100,460 miles
Fail 10 May 2019 100,460 miles

Offside Rear Rear fog lamp not working (4.5.1 (a) (ii))

Pass 8 Jun 2018 100,361 miles
Fail 8 Jun 2018 100,361 miles

Central Rear Fluid leak harmful to the environment or a risk to other road users (8.4.1 (a) (i))

Nearside Rear Registration plate lamp inoperative in the case of a single lamp or all lamps (4.7.1 (b) (ii))

Offside Rear Rear fog lamp not working (4.5.1 (a) (ii))

Pass 27 Mar 2017 99,930 miles
Fail 27 Mar 2017 99,930 miles

Nearside Front Headlamp aim too low (1.8)

How Reliable is the Mercedes-benz 450?

Based on 6,678 MOT tests across 936 vehicles.

73.5%
Pass Rate
313
Miles/Year
53
Year Lifespan
936
On UK Roads

Top MOT Failure Points

Suspension component mounting prescribed area is excessively corroded 648
Windscreen washer provides insufficient washer liquid 294
brake binding 289
Subframe mounting prescribed area is excessively corroded 224
Headlamp aim too low 199
Full Mercedes-benz 450 reliability report

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UCN 738S is a 1978 Mercedes-benz 450 in Red with a 4,520cc petrol engine. This vehicle has been through 9 MOT tests with a personal pass rate of 66.7%.

Across all 1978 Mercedes-benz 450 models, the average MOT pass rate is 74.9% with a typical mileage of 92,692 miles. This particular vehicle has a lower pass rate than the average for its year, which may indicate maintenance issues worth investigating.

The most common reason a Mercedes-benz 450 fails its MOT is suspension component mounting prescribed area is excessively corroded, accounting for 648 recorded failures. If you're considering buying UCN 738S, it's worth having these areas checked by a mechanic before committing.

The Mercedes-benz 450 typically stays on UK roads for around 53 years. At 48 years old, this Mercedes-benz 450 is approaching the upper end of the typical lifespan for this model.

Frequently Asked Questions

How do I check the history of UCN 738S?

You can check the full history of UCN 738S by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was UCN 738S registered?

UCN 738S is a 1978 Mercedes-benz 450, first registered on 31 December 1978.

Is UCN 738S safe to buy?

The MOT history for UCN 738S shows 9 tests with a 66.7% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does UCN 738S 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 UCN 738S. 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.