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FJ20 GNN

2020 Mercedes-benz B-class

Blue Diesel 1949cc
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MOT Status

Valid
Expires16 Feb 2027
Tests1 (1 pass, 0 fail)
Pass rate100%

Mileage

45,729 mi
Last recorded45,729 miles
Recorded on17 Feb 2026
Typical for 2020 Mercedes-benz B-class31,908 mi

Significantly above average — investigate

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

RegistrationFJ20 GNN
MakeMercedes-benz
ModelB-class
Year2020
ColourBlue
Fuel typeDiesel
Engine1,949cc

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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

1 pass
Pass 17 Feb 2026 45,729 miles

How Reliable is the Mercedes-benz B-class?

Based on 984,871 MOT tests across 77,700 vehicles.

79.4%
Pass Rate
5,590
Miles/Year
21
Year Lifespan
77,700
On UK Roads

Top MOT Failure Points

Tyre tread depth below requirements of 1.6mm 6,159
coil spring broken 5,250
Full Mercedes-benz B-class reliability report

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FJ20 GNN is a 2020 Mercedes-benz B-class in Blue with a 1,949cc diesel engine. This vehicle has been through 1 MOT test with a personal pass rate of 100%.

Across all 2020 Mercedes-benz B-class models, the average MOT pass rate is 88.3% with a typical mileage of 31,908 miles. This particular vehicle has performed better than the average for its year.

The most common reason a Mercedes-benz B-class fails its MOT is tyre tread depth below requirements of 1.6mm, accounting for 6,159 recorded failures. If you're considering buying FJ20 GNN, it's worth having these areas checked by a mechanic before committing.

The Mercedes-benz B-class typically stays on UK roads for around 21 years. At 6 years old, this Mercedes-benz B-class is still in the earlier part of its expected life.

Frequently Asked Questions

How do I check the history of FJ20 GNN?

You can check the full history of FJ20 GNN by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was FJ20 GNN registered?

FJ20 GNN is a 2020 Mercedes-benz B-class, first registered on 2 June 2020.

Is FJ20 GNN safe to buy?

The MOT history for FJ20 GNN shows 1 test with a 100% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does FJ20 GNN 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 FJ20 GNN. 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.