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J11 KNK

2010 Smart (mcc) Forfour

Black Diesel 1598cc
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MOT Status

Valid
Expires21 May 2027
Tests35 (22 pass, 13 fail)
Pass rate62.9%

Mileage

161,346 mi
Last recorded161,346 miles
Recorded on19 May 2026
Typical for 2010 Smart (mcc) Forfour41,559 mi

Significantly above average — investigate

4 checks still locked for this Smart (mcc)
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Vehicle Details

RegistrationJ11 KNK
MakeSmart (mcc)
ModelForfour
Year2010
ColourBlack
Fuel typeDiesel
Engine1,598cc

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

22 pass 13 fail
Pass 19 May 2026 161,346 miles

Front Lower Anti-roll bar linkage ball joint dust cover severely deteriorated Both (5.3.4 (b) (i))

Nearside Front Track rod end ball joint dust cover damaged or deteriorated, but preventing the ingress of dirt (2.1.3 (g) (i))

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

Pass 14 May 2025 154,998 miles
Pass 14 Mar 2025 125,232 miles

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

Nearside Front Inner Anti-roll bar linkage pin or bush worn but not resulting in excessive movement (5.3.4 (a) (i))

Offside Front Inner Anti-roll bar linkage pin or bush worn but not resulting in excessive movement (5.3.4 (a) (i))

Fail 5 Mar 2025 125,048 miles

Nearside Front Lower Suspension arm pin or bush excessively worn rear bush (5.3.4 (a) (i))

Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i))

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

Nearside Front Inner Anti-roll bar linkage pin or bush worn but not resulting in excessive movement (5.3.4 (a) (i))

Offside Front Inner Anti-roll bar linkage pin or bush worn but not resulting in excessive movement (5.3.4 (a) (i))

Pass 22 May 2024 152,386 miles
Pass 20 Mar 2024 115,549 miles

Nearside Front Tyre worn close to legal limit/worn on edge 2mm (5.2.3 (e))

Offside Rear Tyre worn close to legal limit/worn on edge 2mm (5.2.3 (e))

Oil leak

Fail 14 Mar 2024 115,549 miles

Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c))

Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i))

Tyre pressure monitoring system malfunctioning or obviously inoperative (5.2.3 (h))

Nearside Front Tyre worn close to legal limit/worn on edge 2mm (5.2.3 (e))

Offside Rear Tyre worn close to legal limit/worn on edge 2mm (5.2.3 (e))

Oil leak

Pass 8 Mar 2023 105,893 miles

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

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

Pass 10 Nov 2022 150,969 miles

Exhaust has a minor leak of exhaust gases flexi exhaust (6.1.2 (a))

Front number plate damaged

Nearside Front Track rod end ball joint dust cover damaged or deteriorated, but preventing the ingress of dirt (2.1.3 (g) (i))

Nearside Rear Nail in tyre

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

Fail 10 Nov 2022 150,969 miles

Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii))

Nearside Front Shock absorbers has negligible damping effect (5.3.2 (d))

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

Exhaust has a minor leak of exhaust gases flexi exhaust (6.1.2 (a))

Front number plate damaged

Nearside Front Macpherson strut ball joint has slight play (5.3.4 (a) (i))

Nearside Front Track rod end ball joint dust cover damaged or deteriorated, but preventing the ingress of dirt (2.1.3 (g) (i))

Nearside Rear Nail in tyre

Offside Front Headlamp aim too low prs (4.1.2 (a))

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

Pass 16 Feb 2022 95,696 miles
Pass 11 Nov 2021 146,195 miles

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

Fail 11 Nov 2021 146,195 miles

Engine MIL inoperative or indicates a malfunction Reset by diagnostic (8.2.1.2 (h))

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

Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii))

Pass 5 Mar 2021 80,988 miles
Fail 4 Mar 2021 80,988 miles

Front Brake pad(s) less than 1.5 mm thick (1.1.13 (a) (ii)) DANGEROUS

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

Pass 18 Jan 2021 141,774 miles

Front Exhaust has a minor leak of exhaust gases Flexi joint (6.1.2 (a))

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

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

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

Offside Front Obligatory mirror slightly loose (3.3 (b) (i))

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 Bald on inner (5.2.3 (e))

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

Fail 15 Jan 2021 141,774 miles

Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h))

Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i))

Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i))

Front Exhaust has a minor leak of exhaust gases Flexi joint (6.1.2 (a))

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

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

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

Offside Front Obligatory mirror slightly loose (3.3 (b) (i))

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 Bald on inner (5.2.3 (e))

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

Pass 21 Feb 2020 68,404 miles
Pass 24 Jan 2020 135,270 miles

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

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

Fail 24 Jan 2020 135,270 miles

Offside Headlamp aim not tested (4.1.2 (b))

Offside Headlamp not working on dipped beam (4.1.1 (a) (ii))

Parking brake lever has excessive movement indicating incorrect adjustment hitting stop (1.1.6 (c))

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

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

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

Pass 15 Mar 2019 58,851 miles

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

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

Pass 17 Jan 2019 125,377 miles

Front both shockers damp

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

both rear tyres perished

excessive hand brake travel

Fail 17 Jan 2019 125,377 miles

Front both shockers damp

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

Nearside Registration plate lamp inoperative in the case of a single lamp or all lamps (4.7.1 (b) (ii))

both rear tyres perished

excessive hand brake travel

Pass 1 Jun 2018 48,345 miles

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

Nearside Rear Tyre slightly damaged/cracking or perishing outer sidewall (5.2.3 (d) (i))

under-trays fitted

Fail 1 Jun 2018 48,345 miles

Nearside Front Tyre has ply or cords exposed (5.2.3 (d) (ii)) DANGEROUS

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

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

Nearside Rear Tyre slightly damaged/cracking or perishing outer sidewall (5.2.3 (d) (i))

under-trays fitted

Pass 31 Jan 2018 114,664 miles

Front brake disc worn, pitted or scored, but not seriously weakened both (3.5.1i)

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

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

Offside Rear tyre perished

Fail 29 Jan 2018 114,664 miles

Front passenger door cannot be opened from inside the vehicle (6.2.B.1b)

Front brake disc worn, pitted or scored, but not seriously weakened both (3.5.1i)

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

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

Offside Rear tyre perished

Pass 4 Jan 2017 101,109 miles

Headlamp level tested as presented

Headlights dim when operating steering

Reverse light not working

Fail 30 Dec 2016 101,109 miles

Exhaust system not adequately supported (7.1.1)

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

Headlamp level tested as presented

Headlights dim when operating steering

Reverse light not working

Pass 26 Jan 2016 88,795 miles

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

injection warning light on

Fail 26 Jan 2016 88,795 miles

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

Nearside Headlamp not working on dipped beam (1.7.5a)

Nearside Registration plate lamp not working (1.1.C.1d)

Offside Registration plate lamp not working (1.1.C.1d)

Windscreen washer provides insufficient washer liquid (8.2.3)

injection warning light on

Pass 26 Jan 2015 74,336 miles
Fail 26 Jan 2015 74,336 miles

Nearside Rear Registration plate lamp not working (1.1.C.1d)

Parking brake lever has no reserve travel (3.1.6b)

Parking brake: efficiency below requirements (3.7.B.7)

Pass 10 Jan 2014 59,132 miles
Pass 10 Jan 2013 45,489 miles

How Reliable is the Smart (mcc) Forfour?

Based on 256,394 MOT tests across 26,709 vehicles.

78.9%
Pass Rate
4,633
Miles/Year
22
Year Lifespan
26,709
On UK Roads

Top MOT Failure Points

Windscreen wiper does not clear the windscreen effectively 2,304
Tyre tread depth below requirements of 1.6mm 2,283
Registration plate lamp not working 2,059
Brake pad(s) less than 1.5 mm thick 1,676
Full Smart (mcc) Forfour reliability report

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J11 KNK is a 2010 Smart (mcc) Forfour in Black with a 1,598cc diesel engine. This vehicle has been through 35 MOT tests with a personal pass rate of 62.9%.

Across all 2010 Smart (mcc) Forfour models, the average MOT pass rate is 77.3% with a typical mileage of 41,559 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 Smart (mcc) Forfour fails its MOT is windscreen wiper does not clear the windscreen effectively, accounting for 2,304 recorded failures. If you're considering buying J11 KNK, it's worth having these areas checked by a mechanic before committing.

The Smart (mcc) Forfour typically stays on UK roads for around 22 years. At 16 years old, this Smart (mcc) Forfour is well into its expected lifespan but still has years ahead.

Frequently Asked Questions

How do I check the history of J11 KNK?

You can check the full history of J11 KNK by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was J11 KNK registered?

J11 KNK is a 2010 Smart (mcc) Forfour, first registered on 13 January 2010.

Is J11 KNK safe to buy?

The MOT history for J11 KNK shows 35 tests with a 62.9% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does J11 KNK 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 J11 KNK. 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.