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JN04 WAR

2004 Mercedes-benz Slk

Black Petrol 1998cc
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MOT Status

Valid
Expires9 Mar 2027
Tests25 (19 pass, 6 fail)
Pass rate76%

Mileage

89,897 mi
Last recorded89,897 miles
Recorded on10 Mar 2026
Typical for 2004 Mercedes-benz Slk57,472 mi

Significantly above average — investigate

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

RegistrationJN04 WAR
MakeMercedes-benz
ModelSlk
Year2004
ColourBlack
Fuel typePetrol
Engine1,998cc

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50+ data points
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MOT History

19 pass 6 fail
Pass 10 Mar 2026 89,897 miles

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

Fail 10 Mar 2026 89,897 miles

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

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

Pass 20 Feb 2025 89,029 miles

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

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

Pass 5 Mar 2024 88,123 miles

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

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

Slight oil leak

Fail 5 Mar 2024 88,123 miles

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

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

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

Slight oil leak

Pass 8 Mar 2023 87,540 miles

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

Fail 27 Feb 2023 87,538 miles

Nearside Rear Brake pipe excessively corroded Going into brake hose (1.1.11 (c))

Offside Rear Brake pipe excessively corroded Going into brake hose (1.1.11 (c))

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

Fail 20 Feb 2023 87,508 miles

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

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

Nearside Headlamp lens slightly defective (4.1.1 (b) (i))

Pass 28 Feb 2022 84,246 miles
Pass 25 Feb 2021 83,003 miles
Pass 24 Jul 2019 80,219 miles
Fail 24 Jul 2019 80,219 miles

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

Pass 29 Jun 2018 76,262 miles
Pass 27 Jun 2017 72,933 miles
Pass 21 Jul 2016 69,129 miles
Pass 22 Jul 2015 65,202 miles
Pass 25 Jun 2014 61,056 miles
Pass 18 Jul 2013 57,005 miles
Pass 13 Jul 2012 51,242 miles
Pass 15 Jul 2011 47,234 miles
Pass 7 Jul 2010 42,560 miles
Pass 22 Jul 2009 37,264 miles
Pass 30 May 2008 27,743 miles

Windscreen has damage to an area less than a 40mm circle outside zone 'A' (8.3.1d)

Fail 30 May 2008 27,743 miles

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

Windscreen has damage to an area less than a 40mm circle outside zone 'A' (8.3.1d)

Pass 25 May 2007 19,539 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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JN04 WAR is a 2004 Mercedes-benz Slk in Black 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 JN04 WAR, 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 JN04 WAR?

You can check the full history of JN04 WAR by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was JN04 WAR registered?

JN04 WAR is a 2004 Mercedes-benz Slk, first registered on 8 June 2004.

Is JN04 WAR safe to buy?

The MOT history for JN04 WAR 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 JN04 WAR 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 JN04 WAR. 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.