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W33 CAT

2004 Mercedes-benz Slk

Silver Petrol 3498cc
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MOT Status

Valid
Expires11 Nov 2026
Tests24 (18 pass, 6 fail)
Pass rate75%

Mileage

82,623 mi
Last recorded82,623 miles
Recorded on12 Nov 2025
Typical for 2004 Mercedes-benz Slk57,472 mi

Significantly above average — investigate

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

RegistrationW33 CAT
MakeMercedes-benz
ModelSlk
Year2004
ColourSilver
Fuel typePetrol
Engine3,498cc

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

18 pass 6 fail
Pass 12 Nov 2025 82,623 miles
Pass 22 Oct 2024 82,558 miles
Pass 19 Oct 2023 82,235 miles
Pass 10 Oct 2022 82,197 miles
Pass 27 Sep 2021 79,593 miles
Pass 2 Oct 2020 79,078 miles

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

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

Rear Brake pad(s) wearing thin (1.1.13 (a) (ii))

Fail 1 Oct 2020 79,078 miles

Offside Front Tyre has a bulge, caused by separation or partial failure of its structure (5.2.3 (d) (ii)) DANGEROUS

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

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

Rear Brake pad(s) wearing thin (1.1.13 (a) (ii))

Pass 11 Sep 2019 78,556 miles
Fail 30 Aug 2019 78,550 miles

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

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

Pass 10 Aug 2018 74,642 miles
Pass 31 Aug 2017 75,995 miles

Parking brake lever has little reserve travel (3.1.6b)

Fail 31 Aug 2017 75,995 miles

Nearside Rear Direction indicator incorrect colour (1.4.A.2f)

Parking brake lever has little reserve travel (3.1.6b)

Pass 26 Aug 2016 74,992 miles

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

Parking brake lever has little reserve travel (3.1.6b)

Rear Brake pad(s) wearing thin (3.5.1g)

Pass 29 Aug 2015 72,308 miles

Engine covers fitted obscuring some components in the engine bay

Under-trays fitted obscuring some underside components

Pass 21 Aug 2014 65,437 miles

Engine covers fitted obscuring some components in the engine bay

Parking brake lever has little reserve travel (3.1.6b)

Under-trays fitted obscuring some underside components

Pass 22 Aug 2013 60,250 miles
Pass 3 Jul 2012
Fail 3 Jul 2012 52,695 miles

Nearside Rear Tyre tread depth below requirements of 1.6mm (4.1.E.1)

Offside Rear Tyre tread depth below requirements of 1.6mm (4.1.E.1)

Fail 2 Aug 2011 48,463 miles

Nail in nearside front tyre

Nearside Front Front position lamp(s) not working (1.1.A.3b)

Pass 2 Aug 2011 48,463 miles

Nail in nearside front tyre

Pass 19 Aug 2010 44,391 miles

full underbody shields fitted

Pass 21 Aug 2009 34,565 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)

full underbody shields fitted

Fail 20 Aug 2009 34,561 miles

Nearside Front Tyre tread depth below requirements of 1.6mm (4.1.E.1) DANGEROUS

Offside Front Tyre tread depth below requirements of 1.6mm (4.1.E.1) DANGEROUS

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)

full underbody shields fitted

Pass 27 Sep 2007 23,069 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

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W33 CAT is a 2004 Mercedes-benz Slk in Silver with a 3,498cc petrol engine. This vehicle has been through 24 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 W33 CAT, 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 W33 CAT?

You can check the full history of W33 CAT by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was W33 CAT registered?

W33 CAT is a 2004 Mercedes-benz Slk, first registered on 28 September 2004.

Is W33 CAT safe to buy?

The MOT history for W33 CAT shows 24 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 W33 CAT 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 W33 CAT. 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.