CarKept

MERCEDES-BENZ MOT pass rate

MERCEDES-BENZ has a pass rate of 83.5%, a little higher than the national average for cars (79.2%). This is based on 3,130,938 MOT tests across 49 MERCEDES-BENZ models with enough test volume to report on.

Own a MERCEDES-BENZ?

MOT pass rates only tell you how the model behaves on average. Look up your own registration for its actual MOT history, and a free place to keep its maintenance records.

How to check and keep your MERCEDES-BENZ’s service history →

Models

MERCEDES-BENZ models by MOT pass rate
ModelPass rateTests
C-CLASS81.4%665,618
A-CLASS85.3%629,532
E-CLASS83.3%440,994
GLA89.4%153,628
GLC91.1%152,777
CLA87.2%128,314
VITO75.2%128,142
B-CLASS79.0%110,551
SLK78.9%105,495
GLE91.9%67,038
ML80.7%61,484
S-CLASS88.9%57,810
CLK71.1%48,456
SL88.1%47,078
CLS81.0%45,578
SPRINTER76.9%37,612
CITAN72.0%26,313
V-CLASS87.1%25,446
SLC89.8%16,664
EQC88.9%14,986
CLC65.4%13,231
GLB93.4%12,441
G-CLASS92.7%9,320
X-CLASS88.2%9,292
VIANO74.6%8,993
EQA91.6%8,615
30081.3%7,450
GL87.0%7,305
19077.5%6,748
CL84.0%6,217
GLS91.1%6,070
GT96.6%4,830
R-CLASS81.4%4,406
CITAN 109 PURE CDI78.4%2,896
50087.0%2,454
23077.9%1,891
28082.2%1,840
42084.1%1,556
22078.9%1,444
EQV89.4%1,444
S 350 L GRAND93.2%1,385
VITO 114 PROGRESSIVE CDI77.4%1,323
EQE97.6%1,277
HYMER85.0%1,257
VITO 110 PROGRESSIVE CDI74.2%1,222
20078.0%1,176
MOTORHOME76.8%1,137
32077.8%1,056
20867.6%1,005

Top failure reasons across MERCEDES-BENZ

Top MOT failure categories for MERCEDES-BENZ
CategoryShare of failed testsExample
Suspension35.5%Ball joint excessively worn
Lamps, reflectors and electrical equipment33.7%Not working
Tyres33.4%Tread depth below requirements of 1.6mm
Brakes32.4%Excessively corroded
Visibility12.3%Does not clear the windscreen effectively
Noise, emissions and leaks10.7%Inoperative or indicates a malfunction
Body, chassis, structure6.7%Constant velocity boot split or insecure, no longer prevents the ingress of dirt
Seat belts and supplementary restraint systems4.0%Warning lamp indicates a fault
Road Wheels3.2%Fixing missing
Steering2.9%Ball joint has excessive play