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S12 TRF

2004 Mercedes-benz Slk

Silver Petrol 3498cc
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MOT Status

Valid
Expires4 Apr 2027
Tests30 (20 pass, 10 fail)
Pass rate66.7%

Mileage

106,300 mi
Last recorded106,300 miles
Recorded on25 Mar 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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Vehicle Details

RegistrationS12 TRF
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

20 pass 10 fail
Pass 25 Mar 2026 106,300 miles
Fail 24 Mar 2026 106,300 miles

Anti-lock braking system warning lamp indicates an ABS fault (1.6 (b))

Nearside Front Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii))

Pass 31 Mar 2025 101,595 miles
Fail 31 Mar 2025 101,594 miles

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

Pass 5 Apr 2024 96,312 miles
Fail 4 Apr 2024 96,310 miles

Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i))

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

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

Pass 15 Mar 2023 91,307 miles
Pass 18 Mar 2022 87,445 miles

Sub-frame modified but not seriously weakened covered in underseal (5.3.3 (c) (i))

Fail 17 Mar 2022 87,445 miles

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

Rear Sub-frame has an unsafe modification been welded. (5.3.3 (c) (i))

Front Brake pad(s) incorrectly mounted (1.1.13 (c)) DANGEROUS

Sub-frame fractured (5.3.3 (b) (ii)) DANGEROUS

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

Pass 6 Nov 2020 82,739 miles

slight play in n/s front hub bearing

Fail 29 Oct 2020 82,733 miles

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

Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii))

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

Service brake efficiency below requirements (1.2.2 (a) (i))

Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) DANGEROUS

slight play in n/s front hub bearing

Pass 11 May 2019 76,415 miles
Pass 16 Aug 2018 72,664 miles
Pass 24 Aug 2017 71,942 miles

Offside Rear exhaust hanger temp repair

Pass 20 Aug 2016 71,337 miles
Pass 3 Sep 2015 89,052 miles
Fail 3 Sep 2015 89,052 miles

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

Pass 29 Aug 2014 66,360 miles

Engine covers fitted obscuring some components in the engine bay

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

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

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

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

Under-trays fitted obscuring some underside components

Fail 28 Aug 2014 66,360 miles

Offside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement (2.4.G.2)

Parking brake: efficiency below requirements (3.7.B.7)

Engine covers fitted obscuring some components in the engine bay

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

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

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

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

Under-trays fitted obscuring some underside components

Pass 29 Aug 2013 62,075 miles
Fail 23 Aug 2013 62,073 miles

Nearside Rear Parking brake lever has no reserve travel (3.1.6b)

Fail 22 Jan 2013 58,590 miles

Nearside Ball joint dust cover deteriorated, but preventing the ingress of dirt (2.2.C.1c)

Nearside Headlamp not working on dipped beam (1.7.5a)

Offside Headlamp not working on dipped beam (1.7.5a)

Pass 22 Jan 2013 58,590 miles

Nearside Ball joint dust cover deteriorated, but preventing the ingress of dirt (2.2.C.1c)

Pass 17 Jan 2012 50,672 miles

Rear Direction indicators slightly discoloured (1.4.A.2f)

Fail 17 Jan 2012 50,672 miles

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

Parking brake: parking brake efficiency only just met. It would appear that the braking system requires adjustment or repair. (3.7.B.7)

Rear Direction indicators slightly discoloured (1.4.A.2f)

Pass 20 Jan 2011 42,177 miles
Pass 20 Jan 2010 32,246 miles
Pass 22 Jan 2009 20,481 miles
Pass 12 Nov 2008 20,458 miles

Brakes imbalanced requirements only just met. It would appear that the braking system requires adjustment or repair. (3.7.B.5b)

Front brake disc slightly pitted (3.5.1h)

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

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

Parking brake: parking brake efficiency only just met. It would appear that the braking system requires adjustment or repair. (3.7.B.7)

travel in handbrake

Pass 23 Jan 2008 16,777 miles

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

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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S12 TRF is a 2004 Mercedes-benz Slk in Silver with a 3,498cc petrol engine. This vehicle has been through 30 MOT tests with a personal pass rate of 66.7%.

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 S12 TRF, 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 S12 TRF?

You can check the full history of S12 TRF by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was S12 TRF registered?

S12 TRF is a 2004 Mercedes-benz Slk, first registered on 29 September 2004.

Is S12 TRF safe to buy?

The MOT history for S12 TRF shows 30 tests with a 66.7% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does S12 TRF 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 S12 TRF. 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.