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KM61 CNN

2011 Mercedes-benz B-class

Grey Diesel 1991cc
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MOT Status

Valid
Expires12 Dec 2026
Tests17 (12 pass, 5 fail)
Pass rate70.6%

Mileage

143,050 mi
Last recorded143,050 miles
Recorded on3 Dec 2025
Typical for 2011 Mercedes-benz B-class56,113 mi

Significantly above average — investigate

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

RegistrationKM61 CNN
MakeMercedes-benz
ModelB-class
Year2011
ColourGrey
Fuel typeDiesel
Engine1,991cc

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

12 pass 5 fail
Pass 3 Dec 2025 143,050 miles

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

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

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

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

Fail 2 Dec 2025 143,047 miles

Offside Rear Shock absorbers has a serious fluid leak (5.3.2 (b))

Windscreen washer jets misaligned and not providing sufficient fluid to the windscreen (3.5 (a))

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

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

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

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

Pass 4 Dec 2024 133,136 miles

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

Offside Front Play in steering rack inner joint(s) ()

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

Offside Rear Shock absorbers has light misting of oil (5.3.2 (b))

Rear Brake disc worn, but not excessively (1.1.14 (a) (i))

Fail 3 Dec 2024 133,133 miles

Offside Front Suspension arm ball joint dust cover no longer prevents the ingress of dirt bolt on (5.3.4 (b) (ii))

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

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

Offside Front Play in steering rack inner joint(s) ()

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

Offside Rear Shock absorbers has light misting of oil (5.3.2 (b))

Rear Brake disc worn, but not excessively (1.1.14 (a) (i))

Pass 8 Dec 2023 125,135 miles

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

Nearside Rear Child Seat fitted not allowing full inspection of adult belt ()

Fail 7 Dec 2023 125,132 miles

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

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

Nearside Rear Child Seat fitted not allowing full inspection of adult belt ()

Pass 7 Dec 2022 116,683 miles
Fail 7 Dec 2022 116,680 miles

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

nearside front tyre worn on inner and outer edges

Pass 9 Dec 2021 110,378 miles
Pass 7 Dec 2020 102,126 miles

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

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

Pass 3 Dec 2019 93,820 miles

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

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

Fail 3 Dec 2019 93,816 miles

Nearside Front Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii))

Offside Rear Brake pipe excessively corroded (1.1.11 (c))

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

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

Pass 11 Dec 2018 87,103 miles

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

Offside Front Shock absorbers light misting of oil or has limited damping effect (5.3.2 (b))

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

Pass 11 Dec 2017 78,926 miles
Pass 6 Dec 2016 50,438 miles

Nearside Rear Nail in tyre ()

Rear Tyre worn close to the legal limit both sides (4.1.E.1)

Pass 4 Dec 2015 60,753 miles
Pass 9 Dec 2014 48,975 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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KM61 CNN is a 2011 Mercedes-benz B-class in Grey with a 1,991cc diesel engine. This vehicle has been through 17 MOT tests with a personal pass rate of 70.6%.

Across all 2011 Mercedes-benz B-class models, the average MOT pass rate is 76.2% with a typical mileage of 56,113 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 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 KM61 CNN, 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 15 years old, this Mercedes-benz B-class is well into its expected lifespan but still has years ahead.

Frequently Asked Questions

How do I check the history of KM61 CNN?

You can check the full history of KM61 CNN by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was KM61 CNN registered?

KM61 CNN is a 2011 Mercedes-benz B-class, first registered on 12 December 2011.

Is KM61 CNN safe to buy?

The MOT history for KM61 CNN shows 17 tests with a 70.6% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does KM61 CNN 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 KM61 CNN. 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.