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MK04 ZRL

2004 Mercedes-benz Slk

Red Petrol 1998cc
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MOT Status

Valid
Expires2 May 2027
Tests25 (19 pass, 6 fail)
Pass rate76%

Mileage

183,856 mi
Last recorded183,856 miles
Recorded on21 Apr 2026
Typical for 2004 Mercedes-benz Slk57,472 mi

Significantly above average — investigate

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

RegistrationMK04 ZRL
MakeMercedes-benz
ModelSlk
Year2004
ColourRed
Fuel typePetrol
Engine1,998cc

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

19 pass 6 fail
Pass 21 Apr 2026 183,856 miles
Pass 3 May 2025 180,976 miles

Oil on gearbox no visible leaks

Pass 18 Apr 2024 178,161 miles

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

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

Pass 2 May 2023 175,296 miles

Brake pipe corroded, covered in grease or other material front to rear (1.1.11 (c))

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

Nearside Front Wheel bearing slightly noisy (5.1.3 (b) (i))

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

Pass 28 Apr 2022 172,164 miles

Brake pipe corroded, covered in grease or other material Front to rear in various locations (1.1.11 (c))

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

Offside Rear Coil spring worn (5.3.1 (b) (i))

Pass 30 Dec 2020 166,702 miles

Front Direction indicator slightly discoloured both front (4.4.3 (a))

Pass 11 Jun 2019 157,673 miles
Pass 18 May 2018 148,557 miles

Exhaust has a minor leak of exhaust gases (7.1.2)

Fail 16 May 2018 148,502 miles

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

Rear Brake pad(s) less than 1.5 mm thick (3.5.1g)

Exhaust has a minor leak of exhaust gases (7.1.2)

Exhaust system deteriorated

Oil leak

Pass 23 May 2017 136,492 miles

Nearside Front Drag link end ball joint has slight play (2.2.B.1f)

Nearside Front coil spring corroded (2.4.C.1b)

Nearside Front tyre wear inner edge

Offside Front tyre wear inner edge

Pass 21 May 2016 125,194 miles

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

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

Steering system has slight free play detected at steering wheel (2.2.A.1b)

engine has oil leak

rear differential has oil leak

Pass 24 Apr 2015 112,237 miles
Pass 21 May 2014 101,025 miles

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

engine management lamp illuminated at time of test

rear brake pads appear low

Fail 20 May 2014 100,980 miles

Nearside Headlamp aim beam image obviously incorrect (1.8.A.1b)

Offside Headlamp aim beam image obviously incorrect (1.8.A.1b)

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

engine management lamp illuminated at time of test

rear brake pads appear low

Pass 21 May 2013 90,901 miles

Oil leak

front & rear axle got different profile tyres

Fail 21 May 2013 90,901 miles

Nearside Front Headlamp not working on dipped beam (1.7.5a)

Nearside Front Steering arm has relative movement at its fixings (2.2.B.1h)

Offside Front Steering arm has relative movement at its fixings (2.2.B.1h)

Windscreen washer provides insufficient washer liquid (8.2.3)

Oil leak

Pass 6 Apr 2012 79,646 miles

Oil residue at engine and gear box.

Oil residue at rear differential.

Slight freeplay at steering box.

Fail 6 Apr 2012 79,645 miles

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

Nearside Rear Wheel bolt(s) missing (4.2.A.1e)

Offside Front Headlamp aim not tested (1.8.A.1c)

Offside Front Headlamp not working on dipped beam (1.7.5a)

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

Oil residue at engine and gear box.

Oil residue at rear differential.

Slight freeplay at steering box.

Pass 11 Apr 2011 67,738 miles

Oil residue at engine and gear box.

Slight play at NSF steering tie rod.

Fail 28 Mar 2011 67,721 miles

Front registration plate deteriorated (6.3.1d)

Nearside Front Windscreen wiper does not clear the windscreen effectively (8.2.2)

Nearside Rear Wheel bolt(s) missing (4.2.A.1e)

Offside Front Windscreen wiper does not clear the windscreen effectively (8.2.2)

Oil residue at engine and gear box.

Slight play at NSF steering tie rod.

Pass 1 Apr 2010 57,767 miles

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

Pass 28 Mar 2009 46,476 miles
Pass 10 Apr 2008 35,513 miles

FRONT AND REAR NO PLATES SLIGHTLY DETERIOATED

Oil leak

Fail 15 Mar 2007 26,186 miles

Front and rear number plates starting to delaminate.

Offside Headlamp not in good working order adversely affecting beam image (1.2.4a)

Oil leak

Pass 15 Mar 2007 26,186 miles

Front and rear number plates starting to delaminate.

Oil leak

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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MK04 ZRL is a 2004 Mercedes-benz Slk in Red with a 1,998cc petrol engine. This vehicle has been through 25 MOT tests with a personal pass rate of 76%.

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 MK04 ZRL, 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 MK04 ZRL?

You can check the full history of MK04 ZRL by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was MK04 ZRL registered?

MK04 ZRL is a 2004 Mercedes-benz Slk, first registered on 9 March 2004.

Is MK04 ZRL safe to buy?

The MOT history for MK04 ZRL shows 25 tests with a 76% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does MK04 ZRL 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 MK04 ZRL. 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.