How many on the road MOT results MOT check

MercedesViano MOT results

In 2025, 65.6% of Mercedes Viano MOT tests were passed first time, better than the 61.4% for cars of the same age. 9.2% had at least one dangerous defect (9.5% for cars the same age). The typical Mercedes Viano tested was 14 years old with 142,100 miles. Based on 4,963 initial MOT tests in Great Britain.

RegisterHow many Mercedes Viano cars are on the road

First-time pass: 65.6%no defects to fix
Cars the same age: 61.4%first-time pass
Fixed at the test: 7.1%passed after repair
Failed: 27.4%needed a retest
Dangerous defect: 9.2%same age 9.5%
Typical mileage: 142,100at the test

Great Britain · DVSA MOT tests · 2025

First-time pass rate by year first registered

Mercedes VianoAll cars first registered that year

Year first registered	Tests	First-time pass	All cars
2015	125	68.8%	71.8%
2014	618	66.5%	68.5%
2013	621	67.1%	65.6%
2012	544	67.1%	63.2%
2011	448	66.5%	61.0%
2010	408	63.7%	59.1%
2009	414	65.9%	58.1%
2008	445	66.5%	57.0%
2007	409	63.8%	57.2%
2006	345	65.2%	56.8%
2005	334	62.0%	57.5%
2004	236	61.0%	57.5%

Years with fewer than 30 tests are left out.

Great Britain · DVSA MOT tests · 2025

By age at the test

Mercedes VianoAll cars that age

Age	Tests	First-time pass	All cars	Typical miles
3-4 years	2	0.0%	87.4%	114,600
5-9 years	33	75.8%	79.1%	73,300
10-14 years	2,528	66.9%	65.7%	140,900
15-19 years	2,017	64.4%	57.6%	147,000
20-29 years	383	62.9%	59.6%	117,600

Great Britain · DVSA MOT tests · 2025

Where they’re tested

Colour shows how common the Mercedes Viano 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	183	3.7%	1.2×	74.9%
PO Portsmouth	South East	139	2.8%	2.0×	63.3%
PE Peterborough	East of England	116	2.3%	1.3×	64.7%
L Liverpool	North West	109	2.2%	2.0×	78.9%
BN Brighton	South East	97	2.0%	1.6×	53.6%
RG Reading	South East	93	1.9%	1.2×	67.7%
CF Cardiff	Wales	90	1.8%	1.1×	58.9%
GU Guildford	South East	90	1.8%	1.3×	68.9%
S Sheffield	Yorkshire and the Humber	88	1.8%	0.8×	72.7%
CV Coventry	West Midlands	86	1.7%	1.2×	65.1%
LE Leicester	East Midlands	85	1.7%	1.0×	64.7%
M Manchester	North West	80	1.6%	1.1×	70.0%
OX Oxford	South East	79	1.6%	1.4×	73.4%
HA Harrow	London	77	1.6%	2.6×	64.9%
RH Redhill	South East	73	1.5%	1.4×	72.6%
BH Bournemouth	South West	72	1.5%	1.4×	56.9%
BS Bristol	South West	72	1.5%	0.8×	43.1%
NG Nottingham	East Midlands	72	1.5%	0.8×	68.1%
NN Northampton	East Midlands	71	1.4%	1.1×	66.2%
NW London NW	London	71	1.4%	2.2×	64.8%
MK Milton Keynes	South East	65	1.3%	1.2×	60.0%
TN Tonbridge	South East	64	1.3%	1.0×	56.2%
PL Plymouth	South West	60	1.2%	1.2×	60.0%
SO Southampton	South East	60	1.2%	1.0×	76.7%
DN Doncaster	Yorkshire and the Humber	58	1.2%	0.9×	62.1%
GL Gloucester	South West	57	1.1%	0.9×	61.4%
LU Luton	East of England	57	1.1%	1.7×	61.4%
UB Southall	London	57	1.1%	1.9×	68.4%
RM Romford	London	56	1.1%	1.4×	71.4%
HP Hemel Hempstead	South East	55	1.1%	1.2×	67.3%
IP Ipswich	East of England	55	1.1%	0.9×	69.1%
KT Kingston upon Thames	London	55	1.1%	1.3×	65.5%
SL Slough	South East	54	1.1%	1.5×	72.2%
NR Norwich	East of England	53	1.1%	0.8×	58.5%
DE Derby	East Midlands	52	1.0%	0.8×	73.1%
G Glasgow	Scotland	52	1.0%	0.7×	75.0%
CM Chelmsford	East of England	51	1.0%	0.9×	76.5%
SA Swansea	Wales	51	1.0%	0.8×	54.9%
E London E	London	50	1.0%	1.3×	78.0%
TW Twickenham	London	48	1.0%	1.3×	70.8%
W London W	London	48	1.0%	3.6×	75.0%
EX Exeter	South West	47	0.9%	0.8×	53.2%
ME Rochester	South East	47	0.9%	0.9×	72.3%
WA Warrington	North West	46	0.9%	0.9×	71.7%
LS Leeds	Yorkshire and the Humber	45	0.9%	0.8×	71.1%
TR Truro	South West	45	0.9%	1.5×	55.6%
BB Blackburn	North West	44	0.9%	1.0×	84.1%
N London N	London	44	0.9%	1.3×	68.2%
SE London SE	London	44	0.9%	1.1×	68.2%
NE Newcastle upon Tyne	North East	43	0.9%	0.5×	76.7%
SK Stockport	North West	42	0.8%	0.8×	59.5%
BL Bolton	North West	41	0.8%	1.1×	78.0%
CT Canterbury	South East	41	0.8%	1.1×	68.3%
SN Swindon	South West	41	0.8%	0.9×	58.5%
WS Walsall	West Midlands	41	0.8%	1.2×	61.0%
CR Croydon	London	40	0.8%	1.2×	70.0%
EH Edinburgh	Scotland	40	0.8%	0.6×	65.0%
PR Preston	North West	40	0.8%	0.9×	67.5%
CH Chester	North West	39	0.8%	0.7×	71.8%
BD Bradford	Yorkshire and the Humber	38	0.8%	0.9×	63.2%
SS Southend-on-Sea	East of England	38	0.8%	0.9×	76.3%
ST Stoke-on-Trent	West Midlands	38	0.8%	0.7×	55.3%
YO York	Yorkshire and the Humber	38	0.8%	0.8×	52.6%
TA Taunton	South West	37	0.7%	1.1×	56.8%
CO Colchester	East of England	36	0.7%	0.9×	66.7%
OL Oldham	North West	36	0.7%	1.1×	75.0%
SG Stevenage	East of England	36	0.7%	1.0×	55.6%
WV Wolverhampton	West Midlands	36	0.7%	1.1×	69.4%
DT Dorchester	South West	35	0.7%	1.8×	54.3%
BA Bath	South West	34	0.7%	0.8×	50.0%
HU Hull	Yorkshire and the Humber	33	0.7%	1.0×	45.5%
WF Wakefield	Yorkshire and the Humber	33	0.7%	0.8×	57.6%
TS Teesside	North East	31	0.6%	0.7×	71.0%
IG Ilford	London	30	0.6%	1.4×	76.7%
AB Aberdeen	Scotland	29	0.6%	0.8×	–
DA Dartford	South East	29	0.6%	0.8×	–
LL Llandudno	Wales	29	0.6%	0.6×	–
NP Newport	Wales	28	0.6%	0.6×	–
CB Cambridge	East of England	26	0.5%	0.7×	–
SW London SW	London	26	0.5%	1.2×	–
EN Enfield	London	25	0.5%	0.9×	–
SP Salisbury	South West	24	0.5%	1.0×	–
TQ Torquay	South West	24	0.5%	1.0×	–
WR Worcester	West Midlands	24	0.5%	0.8×	–
DY Dudley	West Midlands	22	0.4%	0.7×	–
LN Lincoln	East Midlands	21	0.4%	0.8×	–
WN Wigan	North West	21	0.4%	0.9×	–
IV Inverness	Scotland	19	0.4%	0.9×	–
FY Blackpool	North West	18	0.4%	0.9×	–
PA Paisley	Scotland	18	0.4%	0.8×	–
WD Watford	East of England	18	0.4%	0.9×	–
AL St Albans	East of England	16	0.3%	0.7×	–
CA Carlisle	North West	16	0.3%	0.5×	–
DG Dumfries	Scotland	15	0.3%	1.3×	–
KY Kirkcaldy	Scotland	15	0.3%	0.5×	–
CW Crewe	North West	14	0.3%	0.5×	–
KA Kilmarnock	Scotland	14	0.3%	0.5×	–
LA Lancaster	North West	14	0.3%	0.5×	–
BR Bromley	London	13	0.3%	0.7×	–
FK Falkirk	Scotland	13	0.3%	0.6×	–
DL Darlington	North East	12	0.2%	0.4×	–
ML Motherwell	Scotland	12	0.2%	0.5×	–
DD Dundee	Scotland	11	0.2%	0.5×	–
TF Telford	West Midlands	11	0.2%	0.6×	–
HX Halifax	Yorkshire and the Humber	10	0.2%	0.8×	–
PH Perth	Scotland	10	0.2%	0.7×	–
DH Durham	North East	9	0.2%	0.4×	–
SM Sutton	London	9	0.2%	0.8×	–
SY Shrewsbury	West Midlands	9	0.2%	0.3×	–
SR Sunderland	North East	8	0.2%	0.5×	–
HD Huddersfield	Yorkshire and the Humber	7	0.1%	0.3×	–
HG Harrogate	Yorkshire and the Humber	7	0.1%	0.5×	–
HR Hereford	West Midlands	7	0.1%	0.4×	–
HS Outer Hebrides	Scotland	fewer than 5	–	–	–
KW Kirkwall	Scotland	fewer than 5	–	–	–
LD Llandrindod Wells	Wales	fewer than 5	–	–	–
TD Galashiels	Scotland	fewer than 5	–	–	–
ZE Shetland	Scotland	fewer than 5	–	–	–

Region	Tests	Share	vs all cars	First-time pass
Scotland	255	5.1%	0.7×	61.2%
North East	103	2.1%	0.5×	70.9%
North West	560	11.3%	1.0×	71.6%
Yorkshire and the Humber	357	7.2%	0.8×	63.3%
Wales	200	4.0%	0.8×	58.5%
West Midlands	457	9.2%	0.9×	67.2%
East Midlands	301	6.1%	0.9×	66.8%
East of England	502	10.1%	1.0×	65.7%
London	693	14.0%	1.5×	69.7%
South East	986	19.9%	1.3×	66.7%
South West	548	11.0%	1.1×	55.1%

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 VianoCars the same age

Lights and electrics17.4%17.4%
Brakes11.4%9.5%
Suspension9.6%15.2%
Tyres5.4%7.0%
Body and structure4.9%6.0%
Visibility (wipers, glass, mirrors)4.6%5.8%
Emissions and leaks4.1%4.9%
Seat belts and airbags3.5%1.7%
Steering2.2%3.2%

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 Viano tests most often, as a share of all tests.

Failure	Tests	Cars the same age	vs same age	Marked dangerous
Rbt (sp): efficiency below requirements Brakes	3.6%	2.0%	1.8×	0.0%
Position lamp: not working Lights and electrics	3.4%	4.7%	0.7×	0.0%
Side repeaters: not working Lights and electrics	3.0%	0.6%	5.0×	0.0%
Stop lamp: not working Lights and electrics	2.8%	3.3%	0.8×	0.0%
SRS malfunction indicator lamp: warning lamp indicates a fault Seat belts and airbags	2.6%	0.8%	3.3×	0.0%
Rbt (sp): efficiency less than 50% of the required value Brakes Dangerous	2.4%	0.5%	4.8×	100.0%
Malfunction indicator lamp: inoperative or indicates a malfunction Emissions and leaks	2.3%	2.2%	1.0×	0.0%
Ball joint: ball joint excessively worn Suspension	2.0%	2.9%	0.7×	0.0%
Tread depth: tread depth below requirements of 1.6mm Tyres Dangerous	1.9%	2.7%	0.7×	100.0%
Headlamp: not working on dipped beam Lights and electrics	1.8%	2.1%	0.9×	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	21.6%
Engine oil leaks: leak, but not excessive	10.6%
Rigid brake pipes: corroded, covered in grease or other material	9.6%
Brake discs: worn, pitted or scored, but not seriously weakened	8.6%
Pins and bushes: pin or bush worn but not resulting in excessive movement	6.4%
Exhaust system: mounting defective	5.1%
Brake pads: wearing thin	4.6%
Non-component advisories: Play in steering rack inner joint(s)	4.5%
Condition: slightly damaged/cracking or perishing	4.0%
Individual direction indicators: slightly discoloured	3.9%

Great Britain · DVSA MOT tests · 2025

By fuel

Fuel	Tests	First-time pass
Diesel	4,424	65.3%
Petrol	534	67.4%

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

MOT results for every model