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R646 FNG

1998 Mercedes-benz Sl

Silver Petrol 3199cc
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MOT Status

Valid
Expires24 Aug 2027
Tests19 (16 pass, 3 fail)
Pass rate84.2%

Mileage

114,139 mi
Last recorded114,139 miles
Recorded on25 Aug 2026
Typical for 1998 Mercedes-benz Sl74,108 mi

Significantly above average — investigate

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

RegistrationR646 FNG
MakeMercedes-benz
ModelSl
Year1998
ColourSilver
Fuel typePetrol
Engine3,199cc

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

16 pass 3 fail
Pass 25 Aug 2026 114,139 miles
Fail 10 Aug 2026 114,136 miles

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

Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturer's specified limits (8.2.1.2 (a))

Exhaust carbon monoxide content at idle exceeds manufacturer's specified limits (8.2.1.2 (b))

Exhaust hydrocarbon content after 2nd fast idle exceeds manufacturer's specified limits (8.2.1.2 (a))

Nearside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii))

Offside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii))

Pass 22 Jul 2022 112,975 miles
Fail 22 Jul 2022 112,974 miles

Nearside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii))

Offside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii))

Pass 20 Jul 2021 111,511 miles

Nearside Front Lower Suspension arm ball joint dust cover severely deteriorated (5.3.4 (b) (i))

Offside Front Lower Suspension arm ball joint dust cover severely deteriorated (5.3.4 (b) (i))

Pass 27 Jul 2020 110,384 miles

Nearside Front Inner Track rod end ball joint dust cover damaged or deteriorated, but preventing the ingress of dirt (2.1.3 (g) (i))

Pass 2 May 2017 109,397 miles

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

Pass 28 Apr 2016 108,237 miles
Pass 24 Apr 2015 106,607 miles

Nearside Drag link end ball joint dust cover deteriorated, but preventing the ingress of dirt (2.2.C.1c)

Fail 16 Apr 2014 105,500 miles

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

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

Offside Stop lamp not working (1.2.1b)

Windscreen has damage to an area less than a 10mm circle within zone 'A' (8.3.1a)

Pass 16 Apr 2014 105,500 miles

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

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

Windscreen has damage to an area less than a 10mm circle within zone 'A' (8.3.1a)

Pass 25 Apr 2013 104,474 miles
Pass 26 Apr 2012 102,811 miles
Pass 4 Mar 2011 99,370 miles
Pass 5 Mar 2010 96,409 miles
Pass 27 Feb 2009 94,365 miles
Pass 11 Feb 2008 91,083 miles
Pass 6 Feb 2007 85,518 miles

Front brake pads worn low,will need replacing soon.

Pass 27 Jan 2006 74,504 miles

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

How Reliable is the Mercedes-benz Sl?

Based on 528,820 MOT tests across 35,553 vehicles.

83.4%
Pass Rate
2,023
Miles/Year
43
Year Lifespan
35,553
On UK Roads

Top MOT Failure Points

Tyre tread depth below requirements of 1.6mm 8,801
Tyre has ply or cords exposed 3,812
Brake pipe excessively corroded 3,463
Tyre has a cut in excess of the requirements deep enough to reach the ply or cords 3,077
Windscreen wiper does not clear the windscreen effectively 2,767
Full Mercedes-benz Sl reliability report

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R646 FNG is a 1998 Mercedes-benz Sl in Silver with a 3,199cc petrol engine. This vehicle has been through 19 MOT tests with a personal pass rate of 84.2%.

Across all 1998 Mercedes-benz Sl models, the average MOT pass rate is 82.5% with a typical mileage of 74,108 miles. This particular vehicle has performed better than the average for its year.

The most common reason a Mercedes-benz Sl fails its MOT is tyre tread depth below requirements of 1.6mm, accounting for 8,801 recorded failures. If you're considering buying R646 FNG, it's worth having these areas checked by a mechanic before committing.

The Mercedes-benz Sl typically stays on UK roads for around 43 years. At 28 years old, this Mercedes-benz Sl is well into its expected lifespan but still has years ahead.

Frequently Asked Questions

How do I check the history of R646 FNG?

You can check the full history of R646 FNG by running a full vehicle check. This shows you finance, stolen, write-off, MOT history, mileage records and more.

What year was R646 FNG registered?

R646 FNG is a 1998 Mercedes-benz Sl, first registered on 5 January 1998.

Is R646 FNG safe to buy?

The MOT history for R646 FNG shows 19 tests with a 84.2% pass rate. To check for outstanding finance, stolen markers, write-off history and mileage discrepancies, run a full vehicle check.

Does R646 FNG 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 R646 FNG. 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.