MercedesCLS Class MOT results

In 2025, 74.5% of Mercedes CLS Class MOT tests were passed first time, better than the 67.6% for cars of the same age. 10.3% had at least one dangerous defect (8.3% for cars the same age). The typical Mercedes CLS Class tested was 11 years old with 91,200 miles. Based on 22,059 initial MOT tests in Great Britain.

RegisterHow many Mercedes CLS Class cars are on the road

First-time pass: 74.5%no defects to fix
Cars the same age: 67.6%first-time pass
Fixed at the test: 3.1%passed after repair
Failed: 22.4%needed a retest
Dangerous defect: 10.3%same age 8.3%
Typical mileage: 91,200at the test

Great Britain · DVSA MOT tests · 2025

First-time pass rate by year first registered

Mercedes CLS ClassAll cars first registered that year

Year first registered	Tests	First-time pass	All cars
2022	70	82.9%	88.5%
2021	239	77.8%	87.2%
2020	260	80.0%	85.9%
2019	1,041	82.8%	83.5%
2018	918	82.1%	80.8%
2017	1,435	79.9%	78.1%
2016	2,049	79.4%	74.8%
2015	2,822	78.7%	71.8%
2014	1,709	74.5%	68.5%
2013	2,943	72.1%	65.6%
2012	1,051	73.9%	63.2%
2011	1,085	73.8%	61.0%
2010	970	65.9%	59.1%
2009	940	66.5%	58.1%
2008	1,152	68.6%	57.0%
2007	1,426	67.6%	57.2%
2006	1,123	70.5%	56.8%
2005	818	71.5%	57.5%

Years with fewer than 30 tests are left out.

Great Britain · DVSA MOT tests · 2025

By age at the test

Mercedes CLS ClassAll cars that age

Age	Tests	First-time pass	All cars	Typical miles
3-4 years	381	78.7%	87.4%	31,500
5-9 years	6,796	80.3%	79.1%	66,200
10-14 years	8,846	73.7%	65.7%	96,800
15-19 years	5,623	68.7%	57.6%	118,300
20-29 years	390	69.2%	59.6%	102,300

Great Britain · DVSA MOT tests · 2025

Where they’re tested

Colour shows how common the Mercedes CLS 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	795	3.6%	1.2×	82.0%
PE Peterborough	East of England	540	2.4%	1.3×	75.2%
LE Leicester	East Midlands	474	2.1%	1.2×	76.2%
M Manchester	North West	427	1.9%	1.3×	78.0%
NN Northampton	East Midlands	405	1.8%	1.4×	73.8%
RG Reading	South East	405	1.8%	1.2×	74.6%
NG Nottingham	East Midlands	401	1.8%	1.0×	74.3%
S Sheffield	Yorkshire and the Humber	382	1.7%	0.8×	82.5%
CV Coventry	West Midlands	381	1.7%	1.2×	75.6%
G Glasgow	Scotland	350	1.6%	1.0×	75.1%
DN Doncaster	Yorkshire and the Humber	349	1.6%	1.2×	71.3%
N London N	London	345	1.6%	2.3×	83.8%
DE Derby	East Midlands	335	1.5%	1.1×	75.2%
MK Milton Keynes	South East	314	1.4%	1.4×	77.7%
NE Newcastle upon Tyne	North East	298	1.4%	0.8×	70.8%
CF Cardiff	Wales	297	1.3%	0.8×	67.0%
GU Guildford	South East	295	1.3%	1.0×	69.2%
BS Bristol	South West	294	1.3%	0.8×	62.2%
SO Southampton	South East	290	1.3%	1.1×	69.7%
NR Norwich	East of England	283	1.3%	0.9×	71.7%
BH Bournemouth	South West	282	1.3%	1.2×	72.0%
CM Chelmsford	East of England	280	1.3%	1.1×	69.3%
L Liverpool	North West	280	1.3%	1.2×	79.6%
E London E	London	279	1.3%	1.6×	89.2%
ME Rochester	South East	276	1.3%	1.2×	74.3%
IP Ipswich	East of England	271	1.2%	1.0×	67.9%
PO Portsmouth	South East	270	1.2%	0.9×	73.7%
RM Romford	London	270	1.2%	1.5×	83.0%
HP Hemel Hempstead	South East	269	1.2%	1.3×	76.6%
TN Tonbridge	South East	263	1.2%	0.9×	71.1%
OX Oxford	South East	260	1.2%	1.1×	73.5%
CH Chester	North West	252	1.1%	1.0×	67.9%
SL Slough	South East	251	1.1%	1.6×	84.5%
UB Southall	London	246	1.1%	1.8×	86.2%
NW London NW	London	243	1.1%	1.7×	84.0%
TW Twickenham	London	241	1.1%	1.5×	81.3%
BN Brighton	South East	240	1.1%	0.9×	62.1%
WA Warrington	North West	238	1.1%	1.1×	77.3%
HA Harrow	London	235	1.1%	1.8×	85.1%
GL Gloucester	South West	233	1.1%	0.9×	65.2%
LU Luton	East of England	231	1.0%	1.6×	84.4%
SK Stockport	North West	223	1.0%	1.0×	73.5%
KT Kingston upon Thames	London	222	1.0%	1.2×	78.4%
EN Enfield	London	220	1.0%	1.7×	81.8%
SE London SE	London	215	1.0%	1.3×	78.1%
TS Teesside	North East	207	0.9%	1.0×	75.4%
RH Redhill	South East	206	0.9%	0.9×	74.8%
PR Preston	North West	198	0.9%	1.0×	68.2%
LS Leeds	Yorkshire and the Humber	196	0.9%	0.8×	82.1%
WV Wolverhampton	West Midlands	194	0.9%	1.3×	81.4%
SS Southend-on-Sea	East of England	191	0.9%	1.0×	77.5%
IG Ilford	London	190	0.9%	2.0×	83.7%
SN Swindon	South West	188	0.9%	1.0×	69.1%
CT Canterbury	South East	186	0.8%	1.1×	72.6%
BL Bolton	North West	183	0.8%	1.1×	73.2%
DA Dartford	South East	181	0.8%	1.1×	78.5%
SA Swansea	Wales	181	0.8%	0.7×	63.0%
WF Wakefield	Yorkshire and the Humber	175	0.8%	0.9×	76.0%
EH Edinburgh	Scotland	171	0.8%	0.6×	71.9%
LL Llandudno	Wales	171	0.8%	0.8×	66.1%
ST Stoke-on-Trent	West Midlands	170	0.8%	0.7×	68.8%
SG Stevenage	East of England	164	0.7%	1.0×	72.6%
YO York	Yorkshire and the Humber	164	0.7%	0.8×	67.1%
CR Croydon	London	161	0.7%	1.1×	82.0%
BD Bradford	Yorkshire and the Humber	159	0.7%	0.8×	77.4%
CB Cambridge	East of England	156	0.7%	1.0×	69.2%
WS Walsall	West Midlands	154	0.7%	1.0×	74.0%
CO Colchester	East of England	150	0.7%	0.9×	69.3%
EX Exeter	South West	141	0.6%	0.6×	58.9%
PL Plymouth	South West	141	0.6%	0.6×	63.1%
HU Hull	Yorkshire and the Humber	138	0.6%	0.9×	66.7%
DY Dudley	West Midlands	136	0.6%	0.9×	83.8%
BB Blackburn	North West	133	0.6%	0.7×	79.7%
OL Oldham	North West	130	0.6%	0.9×	81.5%
NP Newport	Wales	126	0.6%	0.7×	80.2%
TA Taunton	South West	126	0.6%	0.9×	65.9%
WR Worcester	West Midlands	122	0.6%	0.9×	68.0%
BA Bath	South West	119	0.5%	0.6×	64.7%
AB Aberdeen	Scotland	117	0.5%	0.7×	60.7%
WD Watford	East of England	110	0.5%	1.3×	70.9%
SY Shrewsbury	West Midlands	109	0.5%	0.7×	76.1%
KA Kilmarnock	Scotland	107	0.5%	0.9×	67.3%
FY Blackpool	North West	100	0.5%	1.1×	74.0%
LN Lincoln	East Midlands	100	0.5%	0.8×	66.0%
ML Motherwell	Scotland	97	0.4%	0.9×	79.4%
TR Truro	South West	95	0.4%	0.7×	65.3%
SR Sunderland	North East	93	0.4%	1.3×	62.4%
SW London SW	London	92	0.4%	1.0×	73.9%
DL Darlington	North East	91	0.4%	0.7×	67.0%
CW Crewe	North West	90	0.4%	0.7×	67.8%
KY Kirkcaldy	Scotland	89	0.4%	0.7×	66.3%
TQ Torquay	South West	87	0.4%	0.8×	71.3%
WN Wigan	North West	87	0.4%	0.9×	70.1%
SP Salisbury	South West	86	0.4%	0.8×	65.1%
PA Paisley	Scotland	82	0.4%	0.8×	73.2%
AL St Albans	East of England	79	0.4%	0.8×	74.7%
W London W	London	76	0.3%	1.3×	88.2%
CA Carlisle	North West	75	0.3%	0.6×	73.3%
DH Durham	North East	71	0.3%	0.7×	78.9%
DD Dundee	Scotland	70	0.3%	0.8×	68.6%
HD Huddersfield	Yorkshire and the Humber	67	0.3%	0.7×	70.1%
FK Falkirk	Scotland	66	0.3%	0.7×	65.2%
LA Lancaster	North West	65	0.3%	0.5×	73.8%
SM Sutton	London	64	0.3%	1.3×	85.9%
TF Telford	West Midlands	53	0.2%	0.6×	71.7%
HG Harrogate	Yorkshire and the Humber	51	0.2%	0.8×	66.7%
IV Inverness	Scotland	51	0.2%	0.5×	66.7%
HR Hereford	West Midlands	49	0.2%	0.6×	77.6%
BR Bromley	London	46	0.2%	0.6×	58.7%
DT Dorchester	South West	43	0.2%	0.5×	69.8%
PH Perth	Scotland	43	0.2%	0.7×	60.5%
TD Galashiels	Scotland	28	0.1%	0.7×	–
DG Dumfries	Scotland	26	0.1%	0.5×	–
HX Halifax	Yorkshire and the Humber	26	0.1%	0.5×	–
LD Llandrindod Wells	Wales	9	<0.1%	0.5×	–
KW Kirkwall	Scotland	5	<0.1%	0.3×	–
HS Outer Hebrides	Scotland	fewer than 5	–	–	–
ZE Shetland	Scotland	fewer than 5	–	–	–

Region	Tests	Share	vs all cars	First-time pass
Scotland	1,306	5.9%	0.8×	70.1%
North East	760	3.4%	0.9×	71.3%
North West	2,481	11.2%	1.0×	74.8%
Yorkshire and the Humber	1,707	7.7%	0.9×	75.1%
Wales	784	3.6%	0.7×	67.7%
West Midlands	2,163	9.8%	1.0×	77.9%
East Midlands	1,715	7.8%	1.1×	74.4%
East of England	2,455	11.1%	1.1×	73.2%
London	3,145	14.3%	1.5×	82.8%
South East	3,706	16.8%	1.1×	73.7%
South West	1,835	8.3%	0.8×	65.9%

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 CLS ClassCars the same age

Tyres9.5%6.8%
Suspension8.8%11.6%
Brakes6.1%7.5%
Lights and electrics5.0%13.1%
Emissions and leaks2.9%3.8%
Visibility (wipers, glass, mirrors)2.0%4.8%
Steering1.2%2.5%
Body and structure1.1%4.2%
Seat belts and airbags0.4%1.2%

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 CLS Class tests most often, as a share of all tests.

Failure	Tests	Cars the same age	vs same age	Marked dangerous
Coil spring: fractured or broken Suspension	3.4%	3.1%	1.1×	0.0%
Condition: has ply or cords exposed Tyres Dangerous	3.1%	1.5%	2.1×	100.0%
Tread depth: tread depth below requirements of 1.6mm Tyres Dangerous	2.7%	2.5%	1.1×	100.0%
Malfunction indicator lamp: inoperative or indicates a malfunction Emissions and leaks	2.1%	1.8%	1.2×	0.0%
Ball joint: ball joint excessively worn Suspension	2.0%	2.2%	0.9×	0.0%
Condition: has a cut in excess of the requirements deep enough to reach the ply or cords Tyres	2.0%	1.3%	1.5×	0.0%
Rigid brake pipes: excessively corroded Brakes	2.0%	0.7%	2.9×	0.0%
Ball joint dust cover: ball joint dust cover no longer prevents the ingress of dirt Suspension	1.2%	1.1%	1.1×	0.0%
Condition: fractured Road Wheels Dangerous	1.2%	0.1%	12×	100.0%
Linkage ball joint dust cover: ball joint dust cover no longer prevents the ingress of dirt Suspension	1.1%	1.1%	1.0×	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
Tread depth: worn close to legal limit/worn on edge	19.9%
Rigid brake pipes: corroded, covered in grease or other material	12.6%
Brake discs: worn, pitted or scored, but not seriously weakened	8.3%
Brake pads: wearing thin	7.6%
Engine oil leaks: leak, but not excessive	6.6%
Wheel bearings: has slight play	4.8%
Ball joint: ball joint has slight play	4.2%
Pins and bushes: pin or bush worn but not resulting in excessive movement	4.2%
Condition: slightly damaged/cracking or perishing	4.1%
Brake discs: worn, but not excessively	3.5%

Great Britain · DVSA MOT tests · 2025

By fuel

Fuel	Tests	First-time pass
Diesel	19,493	74.1%
Petrol	2,373	76.9%
Hybrid	191	81.2%

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

MOT results for every model