CarVerify

Free Car Check

F427 KGJ

1989 Mercedes-benz 420

Green Petrol 4196cc
Search another vehicle

MOT Status

Valid
Expires24 Nov 2026
Tests14 (8 pass, 6 fail)
Pass rate57.1%

Mileage

129,976 mi
Last recorded129,976 miles
Recorded on25 Nov 2025
Typical for 1989 Mercedes-benz 420104,245 mi

Above average mileage for this year

4 checks still locked for this Mercedes-benz
Stolen
Finance
Write-off
Keepers
Unlock full report — £4.99
Instant £30k guarantee
or single check £9.99

Not all car check providers offer a guarantee. Don't risk buying from services that can't back their data. CarVerify reports include a £30,000 finance data guarantee.

Vehicle Details

RegistrationF427 KGJ
MakeMercedes-benz
Model420
Year1989
ColourGreen
Fuel typePetrol
Engine4,196cc

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

8 pass 6 fail
Pass 25 Nov 2025 129,976 miles

Windscreen damaged but not adversely affecting driver's view (3.2 (a) (i))

Fail 3 Nov 2025 129,960 miles

Fuel pipe leaking @ pump (6.1.3 (b) (i))

Nearside Side repeater not working (4.4.1 (a) (ii))

Parking brake efficiency below requirements (1.4.2 (a) (i))

Offside Registration plate lamp inoperative in the case of multiple lamps or light sources (4.7.1 (b) (i))

Windscreen damaged but not adversely affecting driver's view (3.2 (a) (i))

Pass 29 Jul 2024 129,179 miles

Power steering ram has slight seepage from a joint steering damper (2.1.5 (a))

Pass 2 May 2023 125,916 miles

Parking brake efficiency only just met. It would appear that the braking system requires adjustment or repair. (1.4.2 (a) (i))

Fail 2 May 2023 125,895 miles

Parking brake efficiency below requirements (1.4.2 (a) (i))

Windscreen washer provides insufficient washer liquid (3.5 (a))

Pass 3 Dec 2019 125,840 miles

Nearside Inner Seat belt anchorage prescribed area is corroded but not considered excessive floor (7.1.1 (a) (i))

Nearside Rear Brake hose has slight corrosion to ferrule (1.1.12 (f) (i))

Nearside Rear Lower Suspension arm corroded but not seriously weakened (5.3.3 (b) (i))

Nearside Rear Suspension spring mounting prescribed area is corroded but not considered excessive (5.3.6 (a) (i))

Offside Inner Seat belt anchorage prescribed area is corroded but not considered excessive floor (7.1.1 (a) (i))

Offside Rear Lower Suspension arm corroded but not seriously weakened (5.3.3 (b) (i))

Offside Rear Suspension spring mounting prescribed area is corroded but not considered excessive (5.3.6 (a) (i))

Oil leak, but not excessive (8.4.1 (a) (i))

Rear Exhaust mounting defective (6.1.2 (a))

Fail 13 May 2019 125,829 miles

Brake pedal has insufficient reserve travel (1.1.2 (a))

Nearside Brake pipe excessively corroded front to rear along floor (1.1.11 (c))

Nearside Front Coil spring fractured or broken (5.3.1 (b) (i))

Nearside Front Service brake excessively fluctuating (1.2.1 (e))

Nearside Rear Road wheel fixing missing (5.2.1 (a) (i))

Nearside Rear Tyre has a cut in excess of the requirements deep enough to reach the ply or cords (5.2.3 (d) (i))

Nearside Windscreen wiper does not clear the windscreen effectively (3.4 (b) (ii))

Offside Front Exhaust has a major leak of exhaust gases (6.1.2 (a))

Offside Front Service brake excessively binding (1.2.1 (f))

Offside Front Service brake excessively fluctuating (1.2.1 (e))

Offside Rear Tyre has a cut in excess of the requirements deep enough to reach the ply or cords (5.2.3 (d) (i))

Offside Windscreen wiper does not clear the windscreen effectively (3.4 (b) (ii))

Parking brake efficiency below requirements (1.4.2 (a) (i))

Service brake efficiency below requirements (1.2.2 (a) (i))

Windscreen washer not working (3.5 (a))

Nearside Brake pipe leaking on a hydraulic braking system front to rear at front (1.1.11 (b) (ii)) DANGEROUS

Nearside Rear Road wheel more than one fixing loose (5.2.1 (a) (ii)) DANGEROUS

Nearside Rear Service brake has no recorded effort at a wheel (1.2.1 (a) (ii)) DANGEROUS

Offside Rear Road wheel more than one fixing loose (5.2.1 (a) (ii)) DANGEROUS

Offside Rear Road wheel more than one fixing missing (5.2.1 (a) (ii)) DANGEROUS

Offside Rear Service brake has no recorded effort at a wheel (1.2.1 (a) (ii)) DANGEROUS

Front Sub-frame corroded but not seriously weakened (5.3.3 (b) (i))

Nearside Inner Seat belt anchorage prescribed area is corroded but not considered excessive floor (7.1.1 (a) (i))

Nearside Rear Brake hose has slight corrosion to ferrule (1.1.12 (f) (i))

Nearside Rear Brake hose slightly twisted (1.1.12 (b) (i))

Nearside Rear Lower Suspension arm corroded but not seriously weakened (5.3.3 (b) (i))

Nearside Rear Suspension spring mounting prescribed area is corroded but not considered excessive (5.3.6 (a) (i))

Offside Inner Seat belt anchorage prescribed area is corroded but not considered excessive floor (7.1.1 (a) (i))

Offside Rear Lower Suspension arm corroded but not seriously weakened (5.3.3 (b) (i))

Offside Rear Suspension spring mounting prescribed area is corroded but not considered excessive (5.3.6 (a) (i))

Oil leak, but not excessive (8.4.1 (a) (i))

Rear Exhaust mounting defective (6.1.2 (a))

Rear Sub-frame corroded but not seriously weakened (5.3.3 (b) (i))

brake warning lamp on in dash

small chip in windscreen

suspect offside front suspension has a dry ball joint

Pass 4 Mar 2009 124,115 miles

floor & chassis at rear of car quite badly corroded on surface

Fail 2 Mar 2009 124,115 miles

Exhaust emissions hydrocarbon content excessive (7.3.B.1b)

Offside Front coil spring fractured (2.4.C.1a)

Offside Rear coil spring fractured (2.4.C.1a)

floor & chassis at rear of car quite badly corroded on surface

Pass 7 Mar 2008 122,852 miles
Fail 25 Feb 2008 122,852 miles

Brake pipe excessively corroded (3.6.B.2c)

Exhaust emissions carbon monoxide content excessive (7.3.B.1a)

Offside Rear Mechanical brake component has restricted free movement (3.5.1k)

transmission cooler leaking

Pass 6 Feb 2007 121,336 miles
Fail 6 Feb 2007 121,336 miles

Nearside Rear Brake pipe excessively corroded (3.6.B.2c)

Offside Rear Brake pipe excessively corroded (3.6.B.2c)

Pass 28 Feb 2006 119,710 miles

How Reliable is the Mercedes-benz 420?

Based on 24,311 MOT tests across 2,343 vehicles.

75.7%
Pass Rate
809
Miles/Year
40
Year Lifespan
2,343
On UK Roads

Top MOT Failure Points

Suspension component mounting prescribed area is excessively corroded 647
Brake pipe excessively corroded 577
Tyre tread depth below requirements of 1.6mm 565
brake binding 530
Windscreen wiper does not clear the windscreen effectively 479
Full Mercedes-benz 420 reliability report

Don't risk it. Know before you buy.

Not all vehicle check providers are the same. Some don't offer a data guarantee, which means if their information is wrong, you're on your own. Every CarVerify report is backed by a £30,000 finance data guarantee.

£30k guarantee Instant results Cancel anytime

F427 KGJ is a 1989 Mercedes-benz 420 in Green with a 4,196cc petrol engine. This vehicle has been through 14 MOT tests with a personal pass rate of 57.1%.

Across all 1989 Mercedes-benz 420 models, the average MOT pass rate is 78.1% with a typical mileage of 104,245 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 420 fails its MOT is suspension component mounting prescribed area is excessively corroded, accounting for 647 recorded failures. If you're considering buying F427 KGJ, it's worth having these areas checked by a mechanic before committing.

The Mercedes-benz 420 typically stays on UK roads for around 40 years. At 37 years old, this Mercedes-benz 420 is approaching the upper end of the typical lifespan for this model.

Frequently Asked Questions

How do I check the history of F427 KGJ?

You can check the full history of F427 KGJ by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was F427 KGJ registered?

F427 KGJ is a 1989 Mercedes-benz 420, first registered on 25 April 1989.

Is F427 KGJ safe to buy?

The MOT history for F427 KGJ shows 14 tests with a 57.1% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does F427 KGJ 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 F427 KGJ. 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.