MercedesCLK Class MOT results

In 2025, 63.1% of Mercedes CLK Class MOT tests were passed first time, better than the 58.2% for cars of the same age. 9.3% had at least one dangerous defect (9.7% for cars the same age). The typical Mercedes CLK Class tested was 19 years old with 102,100 miles. Based on 24,771 initial MOT tests in Great Britain.

RegisterHow many Mercedes CLK Class cars are on the road

First-time pass: 63.1%no defects to fix
Cars the same age: 58.2%first-time pass
Fixed at the test: 5.7%passed after repair
Failed: 31.2%needed a retest
Dangerous defect: 9.3%same age 9.7%
Typical mileage: 102,100at the test

Great Britain · DVSA MOT tests · 2025

First-time pass rate by year first registered

Mercedes CLK ClassAll cars first registered that year

Year first registered	Tests	First-time pass	All cars
2010	63	61.9%	59.1%
2009	2,719	60.6%	58.1%
2008	2,420	60.7%	57.0%
2007	3,357	60.4%	57.2%
2006	2,784	62.2%	56.8%
2005	3,373	62.1%	57.5%
2004	3,389	62.9%	57.5%
2003	2,398	65.6%	58.5%
2002	1,312	65.5%	59.4%
2001	1,098	68.9%	60.9%
2000	934	70.8%	62.2%
1999	686	68.2%	64.2%
1998	180	67.2%	65.1%

Years with fewer than 30 tests are left out.

Great Britain · DVSA MOT tests · 2025

By age at the test

Mercedes CLK ClassAll cars that age

Age	Tests	First-time pass	All cars	Typical miles
5-9 years	2	50.0%	79.1%	84,500
10-14 years	59	67.8%	65.7%	77,200
15-19 years	12,996	61.0%	57.6%	102,400
20-29 years	11,712	65.3%	59.6%	101,900
40+ years	1	0.0%	82.0%	102,300

Great Britain · DVSA MOT tests · 2025

Where they’re tested

Colour shows how common the Mercedes CLK Class is among cars tested in each area, against its share across Great Britain: 2× means twice as common as usual.

under 0.5×
0.5×–0.8×
0.8×–1.25×
1.25×–2×
2× or more
Fewer than 5 tests
None tested

Postcode area of the garage that did the test, not where the owner lives. Hover over or tap an area for its figures.

Postcode area	Region	Tests	Share	vs all cars	First-time pass
B Birmingham	West Midlands	706	2.9%	0.9×	68.8%
GU Guildford	South East	521	2.1%	1.6×	61.8%
KT Kingston upon Thames	London	491	2.0%	2.4×	68.4%
RG Reading	South East	490	2.0%	1.3×	61.8%
TN Tonbridge	South East	480	1.9%	1.5×	61.0%
SE London SE	London	456	1.8%	2.4×	75.7%
PO Portsmouth	South East	441	1.8%	1.3×	57.4%
BN Brighton	South East	423	1.7%	1.4×	56.5%
PE Peterborough	East of England	421	1.7%	0.9×	66.0%
N London N	London	414	1.7%	2.5×	66.2%
LE Leicester	East Midlands	403	1.6%	0.9×	67.0%
BH Bournemouth	South West	398	1.6%	1.5×	54.0%
BS Bristol	South West	396	1.6%	0.9×	55.6%
CM Chelmsford	East of England	390	1.6%	1.3×	68.5%
S Sheffield	Yorkshire and the Humber	386	1.6%	0.7×	66.3%
NW London NW	London	374	1.5%	2.3×	69.5%
TW Twickenham	London	372	1.5%	2.1×	68.8%
SS Southend-on-Sea	East of England	359	1.4%	1.7×	71.6%
SO Southampton	South East	347	1.4%	1.2×	57.1%
UB Southall	London	336	1.4%	2.2×	76.2%
NG Nottingham	East Midlands	334	1.3%	0.7×	57.8%
IP Ipswich	East of England	333	1.3%	1.1×	63.7%
RH Redhill	South East	333	1.3%	1.3×	61.0%
CR Croydon	London	331	1.3%	2.0×	74.0%
SL Slough	South East	330	1.3%	1.9×	72.7%
NN Northampton	East Midlands	327	1.3%	1.0×	63.0%
M Manchester	North West	322	1.3%	0.9×	64.6%
ME Rochester	South East	322	1.3%	1.2×	60.2%
RM Romford	London	318	1.3%	1.6×	76.1%
NR Norwich	East of England	315	1.3%	0.9×	58.4%
EN Enfield	London	312	1.3%	2.2×	69.2%
HA Harrow	London	310	1.3%	2.1×	65.2%
CF Cardiff	Wales	309	1.2%	0.8×	58.9%
E London E	London	303	1.2%	1.5×	72.3%
MK Milton Keynes	South East	299	1.2%	1.1×	62.9%
CV Coventry	West Midlands	297	1.2%	0.8×	65.3%
HP Hemel Hempstead	South East	281	1.1%	1.2×	66.5%
GL Gloucester	South West	267	1.1%	0.9×	52.4%
CT Canterbury	South East	265	1.1%	1.4×	55.8%
EX Exeter	South West	265	1.1%	1.0×	52.8%
OX Oxford	South East	261	1.1%	0.9×	58.6%
SA Swansea	Wales	258	1.0%	0.8×	60.9%
DA Dartford	South East	252	1.0%	1.4×	75.4%
DE Derby	East Midlands	243	1.0%	0.7×	66.3%
SW London SW	London	240	1.0%	2.3×	67.9%
CO Colchester	East of England	235	0.9%	1.2×	60.9%
G Glasgow	Scotland	229	0.9%	0.6×	59.8%
L Liverpool	North West	226	0.9%	0.8×	69.5%
DN Doncaster	Yorkshire and the Humber	224	0.9%	0.7×	62.9%
SG Stevenage	East of England	217	0.9%	1.2×	63.1%
CH Chester	North West	213	0.9%	0.8×	58.2%
PL Plymouth	South West	211	0.9%	0.8×	46.9%
CB Cambridge	East of England	205	0.8%	1.2×	55.6%
NE Newcastle upon Tyne	North East	204	0.8%	0.5×	64.2%
SK Stockport	North West	204	0.8%	0.8×	64.2%
WA Warrington	North West	199	0.8%	0.8×	69.8%
ST Stoke-on-Trent	West Midlands	194	0.8%	0.7×	57.2%
IG Ilford	London	191	0.8%	1.8×	69.6%
BA Bath	South West	180	0.7%	0.9×	48.3%
EH Edinburgh	Scotland	177	0.7%	0.6×	52.5%
LL Llandudno	Wales	172	0.7%	0.7×	59.3%
LS Leeds	Yorkshire and the Humber	172	0.7%	0.6×	57.6%
PR Preston	North West	172	0.7%	0.8×	66.9%
SN Swindon	South West	166	0.7%	0.8×	58.4%
BD Bradford	Yorkshire and the Humber	159	0.6%	0.7×	61.0%
W London W	London	159	0.6%	2.4×	66.7%
NP Newport	Wales	156	0.6%	0.7×	46.2%
LU Luton	East of England	155	0.6%	0.9×	67.1%
WS Walsall	West Midlands	154	0.6%	0.9×	57.1%
YO York	Yorkshire and the Humber	152	0.6%	0.7×	61.2%
BB Blackburn	North West	148	0.6%	0.7×	76.4%
TQ Torquay	South West	148	0.6%	1.2×	59.5%
TA Taunton	South West	141	0.6%	0.9×	51.8%
WV Wolverhampton	West Midlands	140	0.6%	0.8×	62.1%
AL St Albans	East of England	135	0.5%	1.2×	60.7%
TR Truro	South West	134	0.5%	0.9×	51.5%
TS Teesside	North East	134	0.5%	0.6×	69.4%
DT Dorchester	South West	128	0.5%	1.3×	54.7%
DY Dudley	West Midlands	128	0.5%	0.8×	66.4%
SM Sutton	London	127	0.5%	2.3×	69.3%
WD Watford	East of England	126	0.5%	1.3×	62.7%
WR Worcester	West Midlands	126	0.5%	0.9×	66.7%
FY Blackpool	North West	123	0.5%	1.2×	47.2%
WF Wakefield	Yorkshire and the Humber	119	0.5%	0.5×	64.7%
SP Salisbury	South West	117	0.5%	1.0×	64.1%
BR Bromley	London	115	0.5%	1.3×	61.7%
HU Hull	Yorkshire and the Humber	113	0.5%	0.7×	57.5%
CW Crewe	North West	112	0.5%	0.8×	56.2%
OL Oldham	North West	111	0.4%	0.7×	64.9%
SY Shrewsbury	West Midlands	100	0.4%	0.6×	60.0%
AB Aberdeen	Scotland	97	0.4%	0.5×	52.6%
BL Bolton	North West	96	0.4%	0.5×	72.9%
LN Lincoln	East Midlands	90	0.4%	0.6×	47.8%
ML Motherwell	Scotland	82	0.3%	0.7×	56.1%
WN Wigan	North West	81	0.3%	0.7×	56.8%
HR Hereford	West Midlands	79	0.3%	0.9×	58.2%
DL Darlington	North East	78	0.3%	0.5×	62.8%
KA Kilmarnock	Scotland	77	0.3%	0.6×	62.3%
DD Dundee	Scotland	70	0.3%	0.7×	51.4%
KY Kirkcaldy	Scotland	68	0.3%	0.5×	52.9%
LA Lancaster	North West	67	0.3%	0.5×	61.2%
HD Huddersfield	Yorkshire and the Humber	61	0.2%	0.6×	65.6%
DH Durham	North East	56	0.2%	0.5×	53.6%
PA Paisley	Scotland	56	0.2%	0.5×	42.9%
TF Telford	West Midlands	52	0.2%	0.6×	48.1%
CA Carlisle	North West	50	0.2%	0.3×	56.0%
IV Inverness	Scotland	49	0.2%	0.5×	63.3%
HG Harrogate	Yorkshire and the Humber	48	0.2%	0.7×	66.7%
FK Falkirk	Scotland	45	0.2%	0.4×	60.0%
SR Sunderland	North East	42	0.2%	0.5×	66.7%
PH Perth	Scotland	34	0.1%	0.5×	38.2%
DG Dumfries	Scotland	24	<0.1%	0.4×	–
HX Halifax	Yorkshire and the Humber	24	<0.1%	0.4×	–
TD Galashiels	Scotland	24	<0.1%	0.5×	–
LD Llandrindod Wells	Wales	16	<0.1%	0.8×	–
HS Outer Hebrides	Scotland	8	<0.1%	0.7×	–
KW Kirkwall	Scotland	5	<0.1%	0.2×	–
ZE Shetland	Scotland	fewer than 5	–	–	–

Region	Tests	Share	vs all cars	First-time pass
Scotland	1,049	4.2%	0.5×	56.0%
North East	514	2.1%	0.5×	64.4%
North West	2,124	8.6%	0.7×	64.3%
Yorkshire and the Humber	1,458	5.9%	0.7×	63.0%
Wales	911	3.7%	0.8×	57.5%
West Midlands	1,976	8.0%	0.8×	64.1%
East Midlands	1,397	5.6%	0.8×	62.5%
East of England	2,891	11.7%	1.1×	64.2%
London	4,849	19.6%	2.1×	70.4%
South East	5,045	20.4%	1.3×	61.7%
South West	2,551	10.3%	1.0×	53.8%

Great Britain · DVSA MOT tests · 2025

Where they fail

Share of tests with at least one failure in each area, against cars of the same age.

Mercedes CLK ClassCars the same age

Suspension18.3%16.6%
Lights and electrics13.9%20.4%
Brakes9.8%11.9%
Tyres7.4%6.4%
Visibility (wipers, glass, mirrors)5.7%7.0%
Emissions and leaks5.0%6.6%
Steering3.0%3.8%
Body and structure2.7%8.5%
Seat belts and airbags2.5%2.6%

A test can fail in more than one area. Failures fixed during the test are included.

Great Britain · DVSA MOT tests · 2025

Most common failures

The 10 defects that failed Mercedes CLK Class tests most often, as a share of all tests.

Failure	Tests	Cars the same age	vs same age	Marked dangerous
Ball joint: ball joint excessively worn Suspension	6.9%	2.8%	2.5×	0.0%
Coil spring: fractured or broken Suspension	6.1%	2.9%	2.1×	0.0%
Headlamp aim: projected beam image is obviously incorrect Lights and electrics	3.5%	3.5%	1.0×	0.0%
Pins and bushes: pin or bush excessively worn Suspension	3.0%	2.5%	1.2×	0.0%
Malfunction indicator lamp: inoperative or indicates a malfunction Emissions and leaks	2.9%	2.5%	1.2×	0.0%
Tread depth: tread depth below requirements of 1.6mm Tyres Dangerous	2.6%	2.5%	1.0×	100.0%
Position lamp: not working Lights and electrics	2.4%	5.4%	0.4×	0.0%
Linkage ball joint dust cover: ball joint dust cover no longer prevents the ingress of dirt Suspension	2.3%	1.6%	1.4×	0.0%
SRS malfunction indicator lamp: warning lamp indicates a fault Seat belts and airbags	2.3%	1.2%	1.9×	0.0%
Rbt (sp): efficiency below requirements Brakes	2.1%	2.6%	0.8×	0.0%

“vs same age” compares this model with cars of the same age: 2.0× means twice as often. “Marked dangerous” is how often the tester recorded that failure as dangerous.

Great Britain · DVSA MOT tests · 2025

Most common advisories

Things the tester noted to watch, which don’t fail the test.

Advisory	Tests
Rigid brake pipes: corroded, covered in grease or other material	20.1%
Tread depth: worn close to legal limit/worn on edge	18.7%
Pins and bushes: pin or bush worn but not resulting in excessive movement	10.5%
Brake discs: worn, pitted or scored, but not seriously weakened	9.6%
Engine oil leaks: leak, but not excessive	9.3%
Condition: slightly damaged/cracking or perishing	7.7%
Ball joint: ball joint has slight play	7.6%
Sub-frame: corroded but not seriously weakened	7.2%
Wheel bearings: has slight play	7.2%
Brake pads: wearing thin	6.9%

Great Britain · DVSA MOT tests · 2025

By fuel

Fuel	Tests	First-time pass
Petrol	20,157	64.3%
Diesel	4,591	57.7%

Fuels with fewer than 30 tests are left out. Different fuels often mean different ages, so compare with care.

MOT results for every model