CarVerify

Free Car Check

BN04 NCZ

2004 Mercedes-benz Slk

Blue Petrol 2295cc
Search another vehicle

MOT Status

Expired
Expires18 Jul 2025
Tests20 (15 pass, 5 fail)
Pass rate75%

Mileage

50,611 mi
Last recorded50,611 miles
Recorded on1 Sep 2026
Typical for 2004 Mercedes-benz Slk57,472 mi

Below or average mileage for this year

4 checks still locked for this Mercedes-benz
Stolen
Finance
Write-off
Keepers
Unlock full report — £4.99
Instant £30k guarantee
or single check £14.99

Not all car check providers offer a guarantee. Don't risk buying from services that can't back their data. CarVerify reports include a £30,000 finance data guarantee.

Vehicle Details

RegistrationBN04 NCZ
MakeMercedes-benz
ModelSlk
Year2004
ColourBlue
Fuel typePetrol
Engine2,295cc

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

15 pass 5 fail
Fail 1 Sep 2026 50,611 miles

Electronic stability control warning lamp indicates a fault (7.12 (e))

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

Nearside Rear Position lamp not working (4.2.1 (a) (ii))

Offside Front Tyre has a cut in excess of the requirements deep enough to reach the ply or cords (5.2.3 (d) (i))

Offside Rear fog lamp not working (4.5.1 (a) (ii))

Prop shaft bearing excessively worn centre bearing (6.1.7 (b) (i))

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

Nearside Front Brake hose has slight corrosion to ferrule (1.1.12 (f) (i))

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 Tyre worn close to legal limit/worn on edge perished in tread depth and worn on inner and outer edges (5.2.3 (e))

Nearside Front Windscreen wiper blade defective smearing (3.4 (b) (i))

Nearside Rear Brake hose has slight corrosion to ferrule (1.1.12 (f) (i))

Nearside Rear 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 has slight corrosion to ferrule (1.1.12 (f) (i))

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

Offside Front Windscreen wiper blade defective smearing (3.4 (b) (i))

Offside Rear Brake hose has slight corrosion to ferrule (1.1.12 (f) (i))

Offside Rear 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 has a cut but not deep enough to reach the ply or cords (5.2.3 (d) (i))

Offside Rear Tyre slightly damaged/cracking or perishing perished in tread depth (5.2.3 (d) (ii))

Offside Rear Tyre slightly damaged/cracking or perishing perished in tread depth (5.2.3 (d) (ii))

noise from auxiliary belt area

rear suspension components corroded

Pass 19 Jul 2024 50,481 miles

Front Tyre slightly damaged/cracking or perishing Both sides (5.2.3 (d) (ii))

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

Pass 11 Jul 2023 48,374 miles

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

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

Front Suspension component corroded but not seriously weakened (5.3.3 (b) (i))

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

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

Rear Suspension component corroded but not seriously weakened (5.3.3 (b) (i))

Pass 23 Oct 2021 46,428 miles

Nearside Front Brake pad(s) wearing thin (1.1.13 (a) (ii))

Nearside Front Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))

Offside Front Brake pad(s) wearing thin (1.1.13 (a) (ii))

Fail 8 Oct 2020 46,382 miles

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

Exhaust Lambda reading after 2nd fast idle outside specified limits 0.765 (8.2.1.2 (c))

Exhaust carbon monoxide content after 2nd fast idle exceeds default limits 8.79 (8.2.1.2 (b))

Exhaust hydrocarbon content after 2nd fast idle exceeds default limits 226ppm (8.2.1.2 (b))

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

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

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

Front Brake pad(s) wearing thin both (1.1.13 (a) (ii))

undertrays fitted

Pass 19 Apr 2019 44,801 miles

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

undertrays fitted

Fail 19 Apr 2019 44,801 miles

Front Headlamp aim too low both (4.1.2 (a))

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

undertrays fitted

Pass 3 Apr 2017 44,765 miles
Pass 8 Mar 2016 44,374 miles
Pass 18 Mar 2015 41,899 miles
Pass 19 Feb 2014 38,792 miles
Pass 20 Feb 2013 35,195 miles
Pass 1 Mar 2012 32,113 miles
Pass 1 Mar 2011 30,471 miles

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

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

Fail 24 Feb 2010 27,762 miles

Nearside Headlamp aim too low (1.8)

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

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

main beam control fails to flash

n/s/f tyre worn on edge

Pass 24 Feb 2010 27,762 miles

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

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

main beam control fails to flash

n/s/f tyre worn on edge

Pass 20 Feb 2009 25,624 miles
Pass 22 Feb 2008 24,321 miles
Fail 22 Feb 2008 24,321 miles

Offside Headlamp aim too low (1.8)

Pass 20 Feb 2007 20,843 miles

How Reliable is the Mercedes-benz Slk?

Based on 1,335,553 MOT tests across 81,472 vehicles.

80.0%
Pass Rate
3,226
Miles/Year
29
Year Lifespan
81,472
On UK Roads

Top MOT Failure Points

Tyre tread depth below requirements of 1.6mm 28,060
coil spring broken 11,334
Stop lamp not working 8,797
Brake pipe excessively corroded 8,610
Tyre has ply or cords exposed 8,088
Full Mercedes-benz Slk reliability report

Don't risk it. Know before you buy.

Not all vehicle check providers are the same. Some don't offer a data guarantee, which means if their information is wrong, you're on your own. Every CarVerify report is backed by a £30,000 finance data guarantee.

£30k guarantee Instant results Cancel anytime

BN04 NCZ is a 2004 Mercedes-benz Slk in Blue with a 2,295cc petrol engine. This vehicle has been through 20 MOT tests with a personal pass rate of 75%.

Across all 2004 Mercedes-benz Slk models, the average MOT pass rate is 78.0% with a typical mileage of 57,472 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 Slk fails its MOT is tyre tread depth below requirements of 1.6mm, accounting for 28,060 recorded failures. If you're considering buying BN04 NCZ, it's worth having these areas checked by a mechanic before committing.

The Mercedes-benz Slk typically stays on UK roads for around 29 years. At 22 years old, this Mercedes-benz Slk is well into its expected lifespan but still has years ahead.

Frequently Asked Questions

How do I check the history of BN04 NCZ?

You can check the full history of BN04 NCZ by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was BN04 NCZ registered?

BN04 NCZ is a 2004 Mercedes-benz Slk, first registered on 9 March 2004.

Is BN04 NCZ safe to buy?

The MOT history for BN04 NCZ shows 20 tests with a 75% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does BN04 NCZ 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 BN04 NCZ. 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.