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F423 MGB

1989 Mercedes-benz 420

Red Petrol 4196cc
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MOT Status

Expired
Expires25 May 2026
Tests26 (20 pass, 6 fail)
Pass rate76.9%

Mileage

140,275 mi
Last recorded140,275 miles
Recorded on9 May 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
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Vehicle Details

RegistrationF423 MGB
MakeMercedes-benz
Model420
Year1989
ColourRed
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

20 pass 6 fail
Pass 9 May 2025 140,275 miles

Exhaust has a minor leak of exhaust gases + deteriorated! (6.1.2 (a))

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

Registration plate deteriorated but not likely to be misread both (0.1 (b))

Pass 14 May 2024 139,528 miles

Exhaust has a minor leak of exhaust gases + deteriorated! (6.1.2 (a))

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

Fail 29 Apr 2024 139,423 miles

Offside Front Lower Coil spring mounting corroded and seriously weakened seat (5.3.1 (b) (i))

Exhaust has a minor leak of exhaust gases + deteriorated! (6.1.2 (a))

Nearside Front Lower Coil spring mounting corroded but not seriously weakened seat (5.3.1 (b) (i))

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

Pass 10 May 2023 138,195 miles

Exhaust has a minor leak of exhaust gases + deteriorated! (6.1.2 (a))

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

Pass 5 May 2022 137,102 miles

Exhaust has a minor leak of exhaust gases + deteriorated! (6.1.2 (a))

Oil leak, but not excessive engine & transmission (8.4.1 (a) (i))

Pass 6 May 2021 136,287 miles
Pass 26 May 2020 135,707 miles
Pass 9 Apr 2019 134,339 miles
Pass 4 Apr 2018 133,511 miles

Exhaust has a minor leak of exhaust gases +deteriorating! (7.1.2)

Offside Rear Brake pipe slightly corroded to flex+cannot fully see! (3.6.B.2c)

Pass 27 Apr 2017 132,341 miles

Exhaust has a minor leak of exhaust gases +deteriorating! (7.1.2)

Nearside Headlamp damaged but light output not reduced (1.7.5a)

Offside Rear Brake pipe slightly corroded to flex+cannot fully see! (3.6.B.2c)

Pass 20 Jun 2016 130,779 miles

Exhaust has a minor leak of exhaust gases +deteriorating! (7.1.2)

Offside Rear Brake pipe slightly corroded to flex+cannot fully see! (3.6.B.2c)

Fail 9 Jun 2016 130,714 miles

Nearside Headlamp aim too low (1.8)

Nearside Rear Suspension spring mounting prescribed area is excessively corroded chassis/inner arch+cannot fully see! (2.4.A.3)

Offside Headlamp aim too low and too far to the right. (1.8)

Exhaust has a minor leak of exhaust gases +deteriorating! (7.1.2)

Nearside Rear bump stop panal corroded away!

Offside Rear Brake pipe slightly corroded to flex+cannot fully see! (3.6.B.2c)

Offside Rear bump stop panal slight corrossion!

Vehicles internal headlight adjuster altered to recheck lights ()

Pass 3 Jul 2015 129,338 miles
Fail 25 Jun 2015 129,323 miles

Nearside Outer Track rod end ball joint has excessive play (2.2.B.1f)

Pass 2 Jul 2014 27,570 miles
Pass 25 Jun 2013 126,277 miles
Pass 14 Jun 2012 124,692 miles

Nearside Front Tyre worn close to the legal limit (4.1.E.1)

Offside Front Tyre worn close to the legal limit (4.1.E.1)

Offside Outer Track rod end ball joint has slight play (2.2.B.1f)

Fail 8 Jun 2012 124,673 miles

Nearside Front suspension has excessive play in a lower suspension ball joint (2.5.B.1a)

Nearside Front Tyre worn close to the legal limit (4.1.E.1)

Offside Front Tyre worn close to the legal limit (4.1.E.1)

Offside Outer Track rod end ball joint has slight play (2.2.B.1f)

Pass 10 Jun 2011 123,367 miles
Fail 9 Jun 2011 123,367 miles

Offside Track rod end ball joint has excessive play (2.2.B.1f)

Fail 7 Jun 2011 123,367 miles

Offside Outer Track rod end ball joint has excessive play (2.2.B.1f)

Pass 9 Jun 2010 122,194 miles

Offside Outer Track rod end ball joint has slight play (2.2.B.1f)

Pass 16 Jun 2009 120,827 miles
Pass 11 Jun 2008 119,962 miles
Pass 28 Jun 2007 119,538 miles
Pass 15 Jun 2006 117,631 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

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F423 MGB is a 1989 Mercedes-benz 420 in Red with a 4,196cc petrol engine. This vehicle has been through 26 MOT tests with a personal pass rate of 76.9%.

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 F423 MGB, 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 F423 MGB?

You can check the full history of F423 MGB by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was F423 MGB registered?

F423 MGB is a 1989 Mercedes-benz 420, first registered on 19 January 1989.

Is F423 MGB safe to buy?

The MOT history for F423 MGB shows 26 tests with a 76.9% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does F423 MGB 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 F423 MGB. 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.