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MOT History from tests of diesel MERCEDES BENZ 300s year 1983

Review the list of common MERCEDES BENZ 300 failures below or to perform a specific mot history check on your MERCEDES BENZ then use our popular KnowYourCar service

mot history
Pass percent:65.96%
(The average a diesel MERCEDES BENZ 300 year 1983 passes without issue)
Based on:1,422 MOT Tests
Most common failuresNo# failures
Headlamp aim out of alignment110
Parking brake: efficiency below requirements |3.7.B.7|74
Brake pipe excessively corroded69
Registration plate lamp issues62
Windscreen wiper does not clear the windscreen effectively59
Rear parking brake recording little or no effort42
Registration plate issues35
Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3|32
Brakes imbalanced across an axle30
Brake hose excessively deteriorated28
Offside Rear fog lamp not working |1.3.2b|26
Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3|24
Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3|23
Nearside Stop lamp not working |1.2.1b|22
Offside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2|19
Rear brake binding19
Parking brake lever has no reserve travel |3.1.6b|19
Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3|18
Service brake: efficiency below requirements |3.7.B.7|18
Exhaust emits an excessive level of metered smoke for a non-turbo charged engine |7.4.B.3b|17
Nearside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2|17
Offside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2|17
Rear fog lamp not working |1.3.2b|16
Offside Front position lamp|s| not working |1.1.A.3b|16
Nearside Front position lamp|s| not working |1.1.A.3b|15
Nearside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2|15
Offside Rear Rear fog lamp not working |1.3.2b|14
Rear fog lamp tell tale not working |1.3.1b|13
Offside Stop lamp not working |1.2.1b|13
Rear Exhaust system not adequately supported |7.1.1|13
Rear Exhaust has a major leak of exhaust gases |7.1.2|13
Offside Front Track rod end ball joint has excessive play |2.2.B.1f|12
Offside Rear coil spring fractured |2.4.C.1a|12
Nearside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3|12
Offside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6|11
Front brake application uneven11
Offside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2|11
Nearside Rear Body has a sharp edge caused by corrosion |6.1.C.1|11
Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a|10
Offside Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2|10
Exhaust has a major leak of exhaust gases |7.1.2|10
Nearside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2|10
Offside Seat belt anchorage prescribed area is excessively corroded |5.2.6|10
Offside Headlamp not working on dipped beam |1.7.5a|10
Nearside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6|10
Nearside Headlamp not working on dipped beam |1.7.5a|10
Rear Rear fog lamp not working |1.3.2b|9
Nearside Front Track rod end ball joint has excessive play |2.2.B.1f|9
Nearside Rear coil spring fractured |2.4.C.1a|8
Nearside Seat belt anchorage prescribed area is excessively corroded |5.2.6|8
Battery insecure |1.9.1|8
Offside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6|8
Hazard warning lamps not flashing in phase, with ignition on |1.4.B.1f|8
Nearside Track rod end ball joint has excessive play |2.2.B.1f|7
Nearside Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2|7
Emissions not tested |7.0|7
Steering system has excessive free play detected at the steering wheel |steering box fitted| |2.2.A.1a|7
Nearside Rear position lamp|s| not working |1.1.A.3b|7
Offside Rear Body has a sharp edge caused by corrosion |6.1.C.1|7
Offside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3|7
Front Exhaust has a major leak of exhaust gases |7.1.2|6
Offside Rear Subframe mounting prescribed area is excessively corroded |2.4.A.3|6
Windscreen has damage6
Nearside Rear Shock absorber has a serious fluid leak |2.7.3|6
Fuel system component leaking |7.2.3|6
Offside Track rod end ball joint has excessive play |2.2.B.1f|6
Nearside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2|6
Rear brake application uneven6
Hazard warning lamps not flashing in phase, with ignition off |1.4.B.1f|6
Centre Exhaust has a major leak of exhaust gases |7.1.2|6
Nearside Front Direction indicator not working |1.4.A.2c|6
Offside Headlamp not working on main beam |1.7.5a|6
Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a|6
Direction indicators not working |1.4.A.2c|6
Offside Headlamp aim beam image kick up to the offside |1.8|6
Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d|5
Offside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2|5
Nearside Rear Subframe mounting prescribed area is excessively corroded |2.4.A.3|5
Offside Front Upper Suspension component mounting prescribed area is excessively corroded |2.4.A.3|5
Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b|5
Nearside Rear Stop lamp not working |1.2.1b|5
Nearside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6|5
Service brake: efficiency below requirements |3.7.C.1a|5
Nearside front brake binding |3.7.B.1|5
Offside Front brake disc excessively pitted |3.5.1h|5
Hazard warning switch faulty |1.4.B.1d|5
Hazard warning tell tale not working correctly |1.4.B.1e|5
Nearside Rear wheel bearing has excessive play |2.6.2|5
Nearside Front wheel bearing has excessive play |2.5.A.3c|5
Offside Rear Shock absorber has negligible damping effect |2.7.5|5
Horn not working |1.6.2a|5
Offside Front Headlamp not working on dipped beam |1.7.5a|5
Hazard warning lamps inoperative |1.4.B.1b|5
Exhaust system not adequately supported |7.1.1|5
Fuel tank leaking |7.2.3|5
Offside Front wheel bearing rough when rotated |2.5.A.2|5
Nearside Steering pivot point has excessive play |2.2.B.1g|5
Nearside Headlamp aim beam image kick up to the offside |1.8|5
Nearside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2|4
Offside Front wheel bearing has excessive play |2.5.A.3c|4
Nearside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a|4
Nearside Front Seat belt locking mechanism does not secure or release |5.2.5a|4
Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d|4
Nearside Front brake disc excessively pitted |3.5.1h|4
Nearside Front Lower Seat belt anchorage prescribed area is excessively corroded |5.2.6|4
Nearside Front Suspension spring mounting prescribed area is excessively corroded |2.4.A.3|4
Offside Front Suspension spring mounting prescribed area is excessively corroded |2.4.A.3|4
Front passenger door cannot be opened from outside the vehicle |6.2.B.1b|4
Offside Front front brake binding |3.7.B.1|4
Centre Exhaust has part of the system excessively deteriorated |7.1.1a|4
Offside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a|4
Parking brake: efficiency below requirements |3.7.C.1b|4
Rear Exhaust mounting missing |7.1.1b|4
Nearside Rear Shock absorber has negligible damping effect |2.7.5|4
Offside Rear coil spring incomplete |2.4.C.1a|4
Offside Front coil spring fractured |2.4.C.1a|4
Centre Rear Statutory seat belt missing |5.1.1|3
Nearside Suspension component mounting prescribed area is excessively corroded |2.4.A.3|3
Offside Front Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1|3
Nearside Front Upper Suspension component mounting prescribed area is excessively corroded |2.4.A.3|3
Offside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2|3
Anti-lock braking system warning lamp indicates an ABS fault3
Offside Front Seat belt locking mechanism does not secure or release |5.2.5a|3
Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a|3
Nearside Front Windscreen wiper blade deteriorated |8.2.2|3
Fuel hose leaking |7.2.3|3
Offside Front coil spring cracked |2.4.C.1a|3
Offside Rear Coil spring mounting corroded and seriously weakened |2.4.C.3c|3
Nearside Front Body has a sharp edge caused by corrosion |6.1.C.1|3
Suspension component mounting prescribed area is excessively corroded |2.4.A.3|3
Offside Rear Shock absorber has a serious fluid leak |2.7.3|3
Offside Rear Stop lamp not working |1.2.1b|3
Nearside Front coil spring fractured |2.4.C.1a|3
Nearside Front wheel bearing rough when rotated |2.5.A.2|3
Nearside Front Headlamp not working on main beam |1.7.5a|3
Fuel pipe leaking |7.2.3|3
Nearside Rear Exhaust mounting missing |7.1.1b|3
Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a|3
Nearside Rear passenger door cannot be opened from outside the vehicle |6.2.B.1c|3
Centre Exhaust system not adequately supported |7.1.1|3
Nearside Headlamp not working on main beam |1.7.5a|3
Offside Front Headlamp excessively damaged so that the light output is severely reduced |1.7.5a|3
Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b|3
Rear fog lamp not working |4.5.1 |a| |ii||3
Rear Exhaust has a part missing |7.1.1a|3
Power steering component|s| leaking |2.3.3b|3
Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2|3
Nearside Rear Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f|3
Offside Rear Suspension arm corroded and seriously weakened |2.4.G.1|3
Nearside Front Front position lamp|s| not working |1.1.A.3b|3
Nearside Front Headlamp aim beam image kick up to the offside |1.8|3
Nearside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2|3
Nearside Front Wheel stud|s| missing |4.2.A.1e|2
Offside Front Upper Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2|2
Exhaust emits excessive smoke or vapour of any colour |7.4.B.4|2
Offside Suspension component mounting prescribed area is excessively corroded |2.4.A.3|2
Offside Front Lower Ball joint has excessive play |2.2.B.1f|2
Nearside Rear Sub-frame attachment bracket/mounting corroded and its strength is seriously reduced |2.4.G.1|2
Offside rear brake excessively fluctuating |3.7.B.3|2
Driver`s seat insecure |6.2.A.1|2
Nearside Front Body has a sharp edge caused by corrosion wing |6.1.C.1|2
Nearside rear brake recording little or no effort |3.7.B.5a|2
Nearside Front front brake binding |3.7.B.1|2
Offside Rear Brake pipe leaking |3.6.A.1|2
Offside Inner Track rod end ball joint has excessive play |2.2.B.1f|2
Rear Shock absorber has negligible damping effect |2.7.5|2
Nearside Rear reflector missing |1.5.1a|2
Nearside Front Subframe mounting prescribed area is excessively corroded |2.4.A.3|2
Fluid suspension pipe leaking |2.4.D.2|2
Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e|2
Rear An item not tested |Manual|2
Nearside Front passenger door cannot be opened from outside the vehicle |6.2.B.1b|2
Nearside Front Position lamp not working (4.2.1 (a) (ii))2
Nearside Rear Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2|2
Nearside Front Fuel system component leaking |7.2.3|2
Offside Front Windscreen wiper blade deteriorated |8.2.2|2
Nearside Rear Seat belt locking mechanism does not secure or release |5.2.5a|2
Nearside Rear Coil spring mounting corroded and seriously weakened |2.4.C.3c|2
Rear Fuel pipe leaking |7.2.3|2
Nearside Front position lamp|s| not in good working order |function impaired| |1.1.4a|2
Parking brake efficiency below requirements (1.4.2 (a) (i))2
Nearside Rear Body has a sharp edge caused by damage |6.1.C.1|2
Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2|2
Nearside Stop lamp adversely affected by the operation of another lamp |1.2.1f|2
Offside Stop lamp adversely affected by the operation of another lamp |1.2.1f|2
Offside Track rod end ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c|2
Stop lamp not working |1.2.1b|2
Offside Front Brake master cylinder/servo mounting prescribed area is excessively corroded |3.6.C.3|2
Offside Front Lower Seat belt anchorage prescribed area is excessively corroded |5.2.6|2
Nearside Front Upper Vehicle structure is damaged, seriously affecting its strength within 30cm of the body mountings |6.1.B.2|2
Offside Front coil spring broken |2.4.C.1a|2
Brake hydraulic reservoir fluid level below minimum level |3.6.G.1b|2
Front brake excessively fluctuating2
Offside Rear Upper Suspension component mounting prescribed area is excessively corroded |2.4.A.3|2
Nearside Rear Seat belt has a cut which has significantly weakened the webbing |5.2.2a|2
Offside Rear An item not tested |Manual|2
Offside Outer Track rod end ball joint has excessive play |2.2.B.1f|2
Brake hose damaged2
Nearside Front Axle swivel joint has excessive play |2.5.A.3b|2
Front Fuel system component leaking |7.2.3|2
Nearside Front Shock absorber has a serious fluid leak |2.7.3|2
Offside Inner Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3|2
Offside Front coil spring incomplete |2.4.C.1a|2
Nearside Outer Front Track rod end ball joint has excessive play |2.2.B.1f|2
Nearside Rear position lamp|s| excessively damaged so that it is not visible from a reasonable distance |1.1.A.3d|2
Nearside Front Lower Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2|2
Offside Front Lower Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2|2
Offside Front Headlamp not working on main beam |1.7.5a|2
Nearside Front Upper Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2|2
Offside Inner Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3|2
Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2|2
Nearside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d|2
Rear fog lamp switch faulty |1.3.1a|2
Exhaust has part of the system excessively deteriorated |7.1.1a|2
Nearside Rear brake drum contaminated by oil |3.5.1h|2
Nearside Front Steering pivot point has excessive play |2.2.B.1g|2
Offside Rear fog lamp missing |1.3.2a|2
Offside Front Direction indicator not working |1.4.A.2c|2
Exhaust mounting missing |7.1.1b|2
Nearside Front Front passenger door cannot be opened from outside the vehicle |6.2.B.1b|2
All position lamps not working |1.1.A.3b|2
Offside Rear position lamp|s| excessively damaged so that it is not visible from a reasonable distance |1.1.A.3d|2
Nearside Rear Upper Suspension spring mounting prescribed area is excessively corroded |2.4.A.3|2
Offside Rear Body or chassis has an unsatisfactory modification, seriously affecting its strength within 30cm of the body mountings |6.1.B.2|2
Offside Front Lower Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a|2
Rear Fuel system component insecure |7.2.1|2
Steering damper damaged and unserviceable |2.2.C.1d|2
Nearside Rear rear brake recording little or no effort |3.7.B.5a|2
Nearside Rear Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1|2
Offside Rear Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1|2
Nearside Front Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1|2
Offside Inner Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2|2
Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2|2
Nearside Front Brake hose excessively damaged |3.6.B.4d|2
Nearside Lower Front suspension ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2|2
Offside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d|2
Nearside Front Suspension component mounting prescribed area excessively corroded significantly reducing structural strength |5.3.6 |a| |i||2
Offside Front Upper Suspension arm ball joint excessively worn (5.3.4 (a) (i))2
Vehicle structure excessively corroded within 30cm of towbar mounting |6.6.6|2
Offside Front Power steering component|s| leaking from a failed seal |2.3.3b|2
Offside Rear Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2|2
Offside Rear Anti-roll bar attachment bracket/mounting corroded and its strength is seriously reduced |2.4.G.1|2
Offside Rear Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f|2
Nearside Rear Stop lamp adversely affected by the operation of another lamp |1.2.1f|2
Rear Emissions not tested |7.0|2
Nearside Rear Rear wheel bearing has excessive play |2.6.2|2
Offside Front Headlamp aim beam image kick up to the offside |1.8|2
Offside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2|2
Nearside Headlamp aim not tested |1.8.A.1c|2
Brake performance not tested |3.7.A.1|2
Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b|2
Nearside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2|2
Nearside Headlamp excessively damaged so that the light output is severely reduced |1.7.5a|2
Offside Rear coil spring broken |2.4.C.1a|2
Nearside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2|2
Offside Front Shock absorber has a serious fluid leak |2.7.3|2
Offside Windscreen wiper blade deteriorated |8.2.2|2
Offside Front Front position lamp|s| not working |1.1.A.3b|2

We get to these numbers by trawling through over 1 billion MOT test results since 2004 and crunched the numbers. We remove anything to do with Tyres, as they are model independent and group together common non-model specific issues. We are trying to get to a picture of what models have what issues.

Please note: We take the data from the DVSA. This data is raw and can contain typos and spelling mistakes that garages may have entered while recording a MOT result. Specifically miss-match on names of models and makes. We are constantly cleaning the data so bear with the odd issue.

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