Mercedes-Benz B-Class MOT Results
Registered in 200758.0% pass rate
from 3,765 tests in 2021
Pass rate by mileage
More MoT Results
Failure rates by item
Here you can drill down into the failure rates for each item on the test. We've also compared the rates to the average results for 2007 cars and highlighted areas where the Mercedes-Benz B-Class is unusually good or bad.
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14% fail on
Suspension
(12% better than other 2007 cars)
-
6.9% fail on
Springs
(18% worse than other 2007 cars)
-
6.9% fail on
Coil springs
(19% worse than other 2007 cars)
- 6.8% fail on Coil spring (19% worse than other 2007 cars)
- 0.027% fail on Mounting
-
6.9% fail on
Coil springs
(19% worse than other 2007 cars)
-
4.7% fail on
Suspension arms
- 4.4% fail on Ball joint (110% worse than other 2007 cars)
- 0.32% fail on Pins and bushes (86% better than other 2007 cars)
- 0.11% fail on Ball joint dust cover (85% better than other 2007 cars)
-
3.3% fail on
Anti-roll bars
(32% better than other 2007 cars)
- 1.7% fail on Linkage ball joint dust cover
- 0.88% fail on Ball joint dust cover
- 0.42% fail on Linkage ball joints (70% better than other 2007 cars)
- 0.080% fail on Linkage
- 0.080% fail on Linkage pins and bushes
- 0.053% fail on Anti-roll bar
- 0.053% fail on Ball joint (88% better than other 2007 cars)
- 0.027% fail on Pins and bushes
- 0.027% fail on Linkage attachment bracket and mounting
- 1.0% fail on Shock absorbers
- 0.37% fail on Wheel bearings (63% better than other 2007 cars)
-
0.32% fail on
Other suspension component
- 0.29% fail on Ball joint
- 0.027% fail on Other suspension component
- 0.027% fail on Ball joint dust cover
-
0.11% fail on
Macpherson strut
- 0.080% fail on Macpherson strut
- 0.027% fail on Attachment bracket and mounting
- 0.080% fail on Component mounting prescribed areas (91% better than other 2007 cars)
-
0.053% fail on
Sub-frames
(89% better than other 2007 cars)
- 0.027% fail on Sub-frame
- 0.027% fail on Ball joint
-
0.027% fail on
Suspension rods
- 0.027% fail on Ball joint dust cover
-
6.9% fail on
Springs
(18% worse than other 2007 cars)
-
14% fail on
Lamps, reflectors and electrical equipment
-
4.6% fail on
Direction indicators
(91% worse than other 2007 cars)
-
4.6% fail on
Flashing type
(91% worse than other 2007 cars)
- 2.9% fail on Individual direction indicators (74% worse than other 2007 cars)
- 1.8% fail on Side repeaters (170% worse than other 2007 cars)
- 0.080% fail on All direction indicators
-
4.6% fail on
Flashing type
(91% worse than other 2007 cars)
- 3.8% fail on Stop lamp
-
3.7% fail on
Headlamps
- 3.6% fail on Headlamp
- 0.13% fail on Headlamp levelling device
-
3.7% fail on
Headlamp aim
- 3.3% fail on Headlamp aim
- 0.40% fail on Headlamp aim not tested
- 0.61% fail on Registration plate lamp(s) (71% better than other 2007 cars)
-
0.48% fail on
Front and rear fog lamps
-
0.48% fail on
Rear fog lamp
- 0.48% fail on Rear fog lamp
-
0.48% fail on
Rear fog lamp
-
0.11% fail on
Position lamps
- 0.080% fail on Position lamp
- 0.027% fail on All position lamps
-
0.053% fail on
Electrical equipment
(90% better than other 2007 cars)
- 0.027% fail on Electrical wiring
- 0.027% fail on Horn
- 0.027% fail on Rear reflectors
-
4.6% fail on
Direction indicators
(91% worse than other 2007 cars)
-
13% fail on
Brakes
(24% worse than other 2007 cars)
-
6.9% fail on
Brake performance
(18% worse than other 2007 cars)
-
4.2% fail on
Parking brake efficiency (sp)
(38% worse than other 2007 cars)
- 4.2% fail on Rbt (sp) (46% worse than other 2007 cars)
-
2.2% fail on
Service brake performance
-
2.1% fail on
Rbt
- 1.8% fail on Service brake performance
- 0.40% fail on Service brake imbalance
- 0.027% fail on Service brake efficiency (Trikes, quads and pre-68 vehicles)
-
0.080% fail on
Plate brake tester
- 0.053% fail on Service brake efficiency (Trikes, quads and pre-68 vehicles)
- 0.027% fail on Service brake performance
-
2.1% fail on
Rbt
-
1.5% fail on
Service Brake Efficiency (sp)
(110% worse than other 2007 cars)
-
1.5% fail on
Rbt (sp)
(110% worse than other 2007 cars)
- 1.1% fail on Service brake performance (4 times worse than other 2007 cars)
- 0.50% fail on Service brake imbalance
-
1.5% fail on
Rbt (sp)
(110% worse than other 2007 cars)
-
1.3% fail on
Parking brake performance
-
1.2% fail on
Rbt
- 0.93% fail on Parking brake performance
- 0.16% fail on Parking (secondary brake performance)
- 0.080% fail on Parking brake efficiency (Trikes, quads and pre-68 vehicles)
-
0.080% fail on
Plate brake tester
- 0.053% fail on Parking (secondary brake performance)
- 0.027% fail on Parking brake performance
-
0.027% fail on
Decelerometer
- 0.027% fail on Parking brake efficiency (Trikes, quads and pre-68 vehicles)
-
1.2% fail on
Rbt
- 0.21% fail on Brake performance not tested
-
4.2% fail on
Parking brake efficiency (sp)
(38% worse than other 2007 cars)
-
3.8% fail on
Mechanical brake components
-
2.9% fail on
Brake linings and pads
(34% worse than other 2007 cars)
- 2.8% fail on Brake pads (33% worse than other 2007 cars)
- 0.053% fail on Brake linings
-
0.98% fail on
Brake discs and drums
- 0.98% fail on Brake discs
-
0.24% fail on
Brake cables, rods, levers and linkages
- 0.11% fail on Cable
- 0.11% fail on Lever
- 0.027% fail on Linkage
-
2.9% fail on
Brake linings and pads
(34% worse than other 2007 cars)
- 3.6% fail on Rigid brake pipes (110% worse than other 2007 cars)
-
1.3% fail on
ABS / EBS / ESC
- 0.66% fail on Electronic stability control (120% worse than other 2007 cars)
- 0.58% fail on Anti-lock braking system
- 0.053% fail on Electronic braking system
-
0.82% fail on
Parking brake control
(84% worse than other 2007 cars)
- 0.82% fail on Lever (120% worse than other 2007 cars)
-
0.64% fail on
Service brake pedal or hand lever
- 0.61% fail on Hand lever (170% worse than other 2007 cars)
- 0.053% fail on Pedal
-
0.080% fail on
Hydraulic systems
- 0.053% fail on Brake fluid
- 0.027% fail on Reservoirs
-
0.080% fail on
Brake actuators (including spring brakes or hydraulic cylinders)
- 0.080% fail on Hydraulic brake callipers
- 0.053% fail on Flexible brake hoses
-
0.053% fail on
Other components and prescribed areas
- 0.053% fail on Other components
-
0.027% fail on
Hand operated control valves
- 0.027% fail on Operation
-
6.9% fail on
Brake performance
(18% worse than other 2007 cars)
-
9.4% fail on
Visibility
(45% worse than other 2007 cars)
- 7.7% fail on Washers (130% worse than other 2007 cars)
- 2.1% fail on Wipers (31% better than other 2007 cars)
-
0.21% fail on
View to rear
- 0.21% fail on Mirrors
-
0.11% fail on
Condition of glass
- 0.11% fail on Windscreen
- 0.053% fail on Driver's view
- 0.053% fail on Bonnet
-
8.9% fail on
Body, chassis, structure
(30% worse than other 2007 cars)
-
6.6% fail on
Transmission
(120% worse than other 2007 cars)
-
6.3% fail on
Drive shafts
(130% worse than other 2007 cars)
- 6.2% fail on Joints (130% worse than other 2007 cars)
- 0.080% fail on Flexible couplings (9 times worse than other 2007 cars)
-
0.27% fail on
Prop shafts
- 0.27% fail on Joints (160% worse than other 2007 cars)
-
6.3% fail on
Drive shafts
(130% worse than other 2007 cars)
-
0.80% fail on
Fuel system
(130% worse than other 2007 cars)
- 0.35% fail on Fuel cap/sealing device
- 0.29% fail on Pipe (4 times worse than other 2007 cars)
- 0.11% fail on Hose (6 times worse than other 2007 cars)
- 0.080% fail on Tank
- 0.77% fail on Exhaust system (69% better than other 2007 cars)
-
0.64% fail on
Doors
-
0.37% fail on
Other passenger's door
- 0.29% fail on Door condition
- 0.080% fail on Catch (23 times worse than other 2007 cars)
-
0.21% fail on
Driver's door
- 0.19% fail on Door condition
- 0.027% fail on Hinge
-
0.053% fail on
Front passenger's door
- 0.053% fail on Door condition
-
0.37% fail on
Other passenger's door
- 0.37% fail on Bumpers (130% worse than other 2007 cars)
-
0.29% fail on
Body
- 0.24% fail on Other body component
- 0.053% fail on Panel
-
0.080% fail on
Engine mounting
- 0.053% fail on Engine mounting condition
- 0.027% fail on Bracket
-
0.053% fail on
Integral vehicle structure
(85% better than other 2007 cars)
-
0.027% fail on
Sub-frame
- 0.027% fail on Sub-frame condition
- 0.027% fail on Integral vehicle structure condition
-
0.027% fail on
Sub-frame
- 0.053% fail on Undertray
-
0.027% fail on
Seats
- 0.027% fail on Driver's seat
-
0.027% fail on
Boot lid
- 0.027% fail on Boot lid condition
-
6.6% fail on
Transmission
(120% worse than other 2007 cars)
-
5.1% fail on
Tyres
(22% better than other 2007 cars)
- 2.6% fail on Condition
- 2.5% fail on Tread depth (35% better than other 2007 cars)
- 0.24% fail on Size/type
-
4.6% fail on
Noise, emissions and leaks
(20% better than other 2007 cars)
-
4.5% fail on
Exhaust emissions
-
2.8% fail on
Spark ignition
(33% better than other 2007 cars)
- 2.4% fail on Malfunction indicator lamp
- 0.40% fail on Catalyst emissions (80% better than other 2007 cars)
- 0.11% fail on Emissions not tested (83% better than other 2007 cars)
-
0.027% fail on
Emission control equipment
- 0.027% fail on Catalytic converter
- 0.027% fail on Non catalyst emissions
-
1.8% fail on
Compression ignition
- 1.0% fail on Pre 01/07/2008 Turbo
- 0.50% fail on Malfunction indicator lamp
- 0.16% fail on Pre 01/07/2008 Non turbo
- 0.11% fail on On or after 01/07/2008
- 0.11% fail on Emissions not tested
- 0.027% fail on On or after 01/01/2014
-
2.8% fail on
Spark ignition
(33% better than other 2007 cars)
-
0.11% fail on
Fluid leaks
(73% better than other 2007 cars)
- 0.080% fail on Other leaks
- 0.027% fail on Engine oil leaks
-
0.027% fail on
Noise suppression
- 0.027% fail on Undertray
-
4.5% fail on
Exhaust emissions
-
2.1% fail on
Seat belts and supplementary restraint systems
- 1.2% fail on SRS malfunction indicator lamp
-
0.88% fail on
Seat belts
- 0.85% fail on Condition (75% worse than other 2007 cars)
- 0.027% fail on Requirements
-
0.80% fail on
Steering
(74% better than other 2007 cars)
-
0.48% fail on
Steering linkage components
(79% better than other 2007 cars)
- 0.37% fail on Track rod end (82% better than other 2007 cars)
- 0.053% fail on Drag link end
- 0.027% fail on Steering arm
-
0.027% fail on
Other components
- 0.027% fail on Steering linkage
-
0.19% fail on
Steering gear
(60% better than other 2007 cars)
- 0.19% fail on Steering rack
-
0.080% fail on
Power steering
- 0.080% fail on Operation
-
0.027% fail on
Steering play
- 0.027% fail on Steering rack
- 0.027% fail on Electronic power steering
-
0.48% fail on
Steering linkage components
(79% better than other 2007 cars)
-
0.77% fail on
Road Wheels
- 0.77% fail on Attachment (80% worse than other 2007 cars)
-
0.40% fail on
Identification of the vehicle
- 0.40% fail on Registration plates
Read the Honest John Review
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Mercedes-Benz B-Class (2005 - 2012)
Raised driving position, lots of interior room, decent diesel engines, good ride quality on smaller wheels.