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B20 NJS

2011 Mercedes-benz S-class

Blue Diesel 3724cc
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MOT Status

Valid
Expires21 Jan 2027
Tests15 (13 pass, 2 fail)
Pass rate86.7%

Mileage

125,186 mi
Last recorded125,186 miles
Recorded on15 Jan 2026
Typical for 2011 Mercedes-benz S-class73,764 mi

Significantly above average — investigate

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

RegistrationB20 NJS
MakeMercedes-benz
ModelS-class
Year2011
ColourBlue
Fuel typeDiesel
Engine3,724cc

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

13 pass 2 fail
Pass 15 Jan 2026 125,186 miles

Nearside Front Lower Suspension arm ball joint has slight play strut attached arm (5.3.4 (a) (i))

Nearside Front Lower Suspension arm pin or bush worn but not resulting in excessive movement torque arm bush (5.3.4 (a) (i))

Offside Front Lower Suspension arm ball joint has slight play strut attached arm (5.3.4 (a) (i))

Offside Front Lower Suspension arm pin or bush worn but not resulting in excessive movement torque arm bush (5.3.4 (a) (i))

Offside Rear Fuel Pipe/s corroded breather pipe to tank filler neck ()

Pass 14 Jan 2025 119,222 miles

Nearside Front Lower Suspension arm ball joint has slight play strut attached arm (5.3.4 (a) (i))

Offside Front Lower Suspension arm ball joint has slight play strut attached arm (5.3.4 (a) (i))

Pass 15 Jan 2024 113,609 miles

Front Service brake fluctuating, but not excessively (1.2.1 (e))

Nearside Front Brake pipe corroded, covered in grease or other material (1.1.11 (c))

Nearside Front Suspension arm pin or bush worn but not resulting in excessive movement (5.3.4 (a) (i))

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

Nearside Rear Sub-frame pin or bush worn but not resulting in excessive movement (5.3.4 (a) (i))

Nearside Rear Suspension arm pin or bush worn but not resulting in excessive movement (5.3.4 (a) (i))

Offside Front Suspension arm pin or bush worn but not resulting in excessive movement (5.3.4 (a) (i))

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

Offside Rear Sub-frame pin or bush worn but not resulting in excessive movement (5.3.4 (a) (i))

Offside Rear Suspension arm pin or bush worn but not resulting in excessive movement (5.3.4 (a) (i))

Fail 15 Jan 2024 113,609 miles

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

Nearside Rear Tyre tread depth below requirements of 1.6mm (5.2.3 (e)) DANGEROUS

Offside Rear Tyre tread depth below requirements of 1.6mm (5.2.3 (e)) DANGEROUS

Front Service brake fluctuating, but not excessively (1.2.1 (e))

Nearside Front Brake pipe corroded, covered in grease or other material (1.1.11 (c))

Nearside Front Suspension arm pin or bush worn but not resulting in excessive movement (5.3.4 (a) (i))

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

Nearside Rear Sub-frame pin or bush worn but not resulting in excessive movement (5.3.4 (a) (i))

Nearside Rear Suspension arm pin or bush worn but not resulting in excessive movement (5.3.4 (a) (i))

Offside Front Suspension arm pin or bush worn but not resulting in excessive movement (5.3.4 (a) (i))

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

Offside Rear Sub-frame pin or bush worn but not resulting in excessive movement (5.3.4 (a) (i))

Offside Rear Suspension arm pin or bush worn but not resulting in excessive movement (5.3.4 (a) (i))

Pass 17 Jan 2023 107,669 miles

Nearside Front Suspension arm pin or bush worn but not resulting in excessive movement (5.3.4 (a) (i))

Offside Front Suspension arm pin or bush worn but not resulting in excessive movement (5.3.4 (a) (i))

Pass 20 Jan 2022 102,822 miles

Nearside Rear Park brake low effort

Pass 12 Jan 2021 100,043 miles

Central Rear Brake pipe corroded, covered in grease or other material (1.1.11 (c))

Nearside Front Inner Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii))

Offside Front Inner Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii))

Pass 13 Jan 2020 95,662 miles

Front Service brake fluctuating, but not excessively (1.2.1 (e))

Nearside Rear Brake pipe corroded, covered in grease or other material (1.1.11 (c))

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

Offside Front Service brake binding but not excessively (1.2.1 (f))

Offside Rear Brake pipe corroded, covered in grease or other material (1.1.11 (c))

Pass 14 Jan 2019 84,663 miles

Nearside Front Suspension arm ball joint has slight play (5.3.4 (a) (i))

Pass 15 Jan 2018 72,199 miles
Fail 15 Jan 2018 72,199 miles

Nearside Headlamp aim too low (1.8)

Pass 16 Jan 2017 60,338 miles

Nearside Front Suspension arm rubber bush deteriorated but not resulting in excessive movement torque arm bush (2.4.G.2)

Offside Front Lower Suspension arm has slight play in a ball joint (2.4.G.2)

Offside Front Suspension arm rubber bush deteriorated but not resulting in excessive movement torque arm bush (2.4.G.2)

no smoke reading

Pass 22 Jan 2016 51,507 miles
Pass 27 Jun 2015 45,075 miles
Pass 13 Jun 2014 34,864 miles

How Reliable is the Mercedes-benz S-class?

Based on 692,220 MOT tests across 62,130 vehicles.

80.6%
Pass Rate
6,086
Miles/Year
39
Year Lifespan
62,130
On UK Roads

Top MOT Failure Points

Tyre tread depth below requirements of 1.6mm 25,613
Brake pipe excessively corroded 8,895
Parking brake: efficiency below requirements 6,706
Suspension arm has excessive play in a ball joint 6,018
Windscreen wiper does not clear the windscreen effectively 5,811
Full Mercedes-benz S-class reliability report

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B20 NJS is a 2011 Mercedes-benz S-class in Blue with a 3,724cc diesel engine. This vehicle has been through 15 MOT tests with a personal pass rate of 86.7%.

Across all 2011 Mercedes-benz S-class models, the average MOT pass rate is 84.1% with a typical mileage of 73,764 miles. This particular vehicle has performed better than the average for its year.

The most common reason a Mercedes-benz S-class fails its MOT is tyre tread depth below requirements of 1.6mm, accounting for 25,613 recorded failures. If you're considering buying B20 NJS, it's worth having these areas checked by a mechanic before committing.

The Mercedes-benz S-class typically stays on UK roads for around 39 years. At 15 years old, this Mercedes-benz S-class is still in the earlier part of its expected life.

Frequently Asked Questions

How do I check the history of B20 NJS?

You can check the full history of B20 NJS by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was B20 NJS registered?

B20 NJS is a 2011 Mercedes-benz S-class, first registered on 8 July 2011.

Is B20 NJS safe to buy?

The MOT history for B20 NJS shows 15 tests with a 86.7% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does B20 NJS 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 B20 NJS. 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.