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FN56 FSZ

2006 Mercedes-benz C

Blue Diesel 2148cc
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MOT Status

Valid
Expires5 Jan 2027
Tests24 (13 pass, 11 fail)
Pass rate54.2%

Mileage

211,709 mi
Last recorded211,709 miles
Recorded on6 Jan 2026
Typical for 2006 Mercedes-benz C80,398 mi

Significantly above average — investigate

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

RegistrationFN56 FSZ
MakeMercedes-benz
ModelC
Year2006
ColourBlue
Fuel typeDiesel
Engine2,148cc

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 11 fail
Pass 6 Jan 2026 211,709 miles

EML on

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

Play in offside front steering rack arm

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

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

Rear Sub-frame corroded but not seriously weakened (5.3.3 (b) (i))

Fail 12 Dec 2025 211,467 miles

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

Nearside Front Headlamp has a product on the lens so that the light output is severely reduced (4.1.4 (b))

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

Offside Front Headlamp has a product on the lens so that the light output is severely reduced (4.1.4 (b))

Play in Offside front steering rack arm

EML on

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

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

Rear Sub-frame corroded but not seriously weakened (5.3.3 (b) (i))

Pass 18 Mar 2025 204,048 miles
Fail 11 Mar 2025 203,916 miles

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

Pass 12 Jul 2024 198,017 miles

Nearside Front Brake hose slightly deteriorated (1.1.12 (b) (ii))

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

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

Offside Front Brake hose slightly deteriorated (1.1.12 (b) (ii))

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

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

Offside Front Wheel bearing has slight play (5.1.3 (a) (i))

Rear Sub-frame corroded but not seriously weakened sub frame/ axle and suspension arms corroded (5.3.3 (b) (i))

unable too fully inspect brake pipes front - rear due to plastic under trays

Pass 12 Jan 2024 192,961 miles

Nearside Front Brake hose slightly deteriorated (1.1.12 (b) (ii))

Nearside Front Tyre worn close to legal limit/worn on edge 205/55/16 worn outer edge (5.2.3 (e))

Offside Front Brake hose slightly deteriorated (1.1.12 (b) (ii))

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

cant fully inspect brake pipes front-rear

Fail 11 Jan 2024 192,960 miles

Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g))

Nearside Front Suspension arm ball joint excessively worn rear arm (5.3.4 (a) (i))

Rear Brake pipe leaking on a hydraulic braking system above axle (1.1.11 (b) (ii)) DANGEROUS

Nearside Front Brake hose slightly deteriorated (1.1.12 (b) (ii))

Nearside Front Tyre worn close to legal limit/worn on edge 205/55/16 worn outer edge (5.2.3 (e))

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

Offside Front Brake hose slightly deteriorated (1.1.12 (b) (ii))

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

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

cant fully inspect brake pipes front-rear

Pass 3 Feb 2023 183,838 miles

Nearside Front Brake hose slightly deteriorated (1.1.12 (b) (ii))

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

Offside Front Brake hose slightly deteriorated (1.1.12 (b) (ii))

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

Fail 27 Jan 2023 183,641 miles

Nearside Front Headlamp has a product on the lens so that the light output is severely reduced (4.1.4 (b))

Nearside Rear Tyre not fitted in accordance with side wall instructions (5.2.3 (i))

Offside Front Headlamp has a product on the lens so that the light output is severely reduced (4.1.4 (b))

Offside Rear Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i))

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

Offside Rear Tyre not fitted in accordance with side wall instructions (5.2.3 (i))

Nearside Front Brake hose slightly deteriorated (1.1.12 (b) (ii))

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 205/55/16 2.4mm (5.2.3 (e))

Offside Front Brake hose slightly deteriorated (1.1.12 (b) (ii))

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

Offside Rear Tyre worn close to legal limit/worn on edge 205/55/16 worn outer edge (5.2.3 (e))

Pass 25 Jan 2022 174,241 miles

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

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

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

Fail 24 Jan 2022 174,241 miles

Nearside Front Suspension arm ball joint excessively worn front arm (5.3.4 (a) (i))

Nearside Rear Tyre not fitted in accordance with side wall instructions (5.2.3 (i))

Offside Rear Tyre not fitted in accordance with side wall instructions (5.2.3 (i))

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

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

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

Pass 27 Jan 2021 166,223 miles

Brake pipe corroded, covered in grease or other material front to rear pipes coverd in plastic trims not inspected (1.1.11 (c))

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

Fail 22 Jan 2021 166,179 miles

Brake fluid contaminated (1.8 (a))

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

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

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

Offside Rear Tyre has ply or cords exposed 205/55/16 (5.2.3 (d) (ii)) DANGEROUS

Brake pipe corroded, covered in grease or other material front to rear pipes coverd in plastic trims not inspected (1.1.11 (c))

Nearside Front Headlamp has a product on the lens but not seriously reducing light output (4.1.4 (b))

Offside Front Headlamp has a product on the lens but not seriously reducing light output (4.1.4 (b))

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

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

Pass 13 Jan 2020 158,531 miles

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

Fail 13 Jan 2020 158,530 miles

Nearside Rear Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i))

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

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

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

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

Pass 5 Nov 2018 150,056 miles

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

Offside Rear Brake hose slightly deteriorated (1.1.12 (b) (ii))

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

Fail 5 Nov 2018 150,056 miles

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

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

Offside Rear Brake hose slightly deteriorated (1.1.12 (b) (ii))

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

Pass 27 Oct 2017 141,667 miles
Fail 26 Oct 2017 141,650 miles

Offside Rear Lower Suspension arm has excessive play in a pin/bush (2.4.G.2)

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

Nearside Rear Lower Suspension arm has slight play in a pin/bush (2.4.G.2)

Pass 16 Oct 2015 116,406 miles

Front both tyres wearing on edges

Fail 14 Oct 2015 116,403 miles

Nearside Front Lower Suspension arm has excessive play in a ball joint rear (2.4.G.2)

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

Front both tyres wearing on edges

Pass 29 Aug 2014 99,177 miles

Engine covers fitted obscuring some components in the engine bay

Under-trays fitted obscuring some underside components

Fail 28 Aug 2014 99,172 miles

Nearside Inner Front Anti-roll bar linkage rubber bush deteriorated resulting in excessive movement (2.4.G.2)

Nearside Rear Brake hose excessively damaged (3.6.B.4d)

Supplementary Restraint System warning lamp indicates a fault (5.4.2)

Engine covers fitted obscuring some components in the engine bay

Under-trays fitted obscuring some underside components

Pass 16 Aug 2013 84,915 miles

Offside Rear Brake pipe slightly corroded (3.6.B.2c)

rear belts not tested at time of test back of car loaded up

How Reliable is the Mercedes-benz C?

Based on 8,031,355 MOT tests across 683,668 vehicles.

77.6%
Pass Rate
6,412
Miles/Year
32
Year Lifespan
683,668
On UK Roads

Top MOT Failure Points

Tyre tread depth below requirements of 1.6mm 240,078
Suspension arm has excessive play in a ball joint 76,831
Track rod end ball joint has excessive play 67,503
Brake pipe excessively corroded 66,298
coil spring broken 61,560
Full Mercedes-benz C reliability report

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FN56 FSZ is a 2006 Mercedes-benz C in Blue with a 2,148cc diesel engine. This vehicle has been through 24 MOT tests with a personal pass rate of 54.2%.

Across all 2006 Mercedes-benz C models, the average MOT pass rate is 74.6% with a typical mileage of 80,398 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 C fails its MOT is tyre tread depth below requirements of 1.6mm, accounting for 240,078 recorded failures. If you're considering buying FN56 FSZ, it's worth having these areas checked by a mechanic before committing.

The Mercedes-benz C typically stays on UK roads for around 32 years. At 20 years old, this Mercedes-benz C is well into its expected lifespan but still has years ahead.

Frequently Asked Questions

How do I check the history of FN56 FSZ?

You can check the full history of FN56 FSZ by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was FN56 FSZ registered?

FN56 FSZ is a 2006 Mercedes-benz C, first registered on 31 December 2006.

Is FN56 FSZ safe to buy?

The MOT history for FN56 FSZ shows 24 tests with a 54.2% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does FN56 FSZ 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 FN56 FSZ. 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.