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MOT History from tests of diesel MERCEDES BENZ MOTORHOMEs year 1986

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

mot history
Pass percent:58.62%
(The average a diesel MERCEDES BENZ MOTORHOME year 1986 passes without issue)
Based on:174 MOT Tests
Most common failuresNo# failures
Headlamp aim out of alignment18
Windscreen wiper does not clear the windscreen effectively14
Brake pipe excessively corroded13
Brakes imbalanced across an axle10
Registration plate lamp issues8
Parking brake: efficiency below requirements |3.7.B.7|6
Service brake: efficiency below requirements |3.7.B.7|6
Nearside Headlamp aim beam image kick up to the offside |1.8|5
Offside Headlamp aim beam image kick up to the offside |1.8|5
Rear brake application uneven4
Offside Rear fog lamp not working |1.3.2b|4
Brake hose excessively deteriorated4
Nearside Side repeater not working |1.4.A.2c|3
Offside Side repeater not working |1.4.A.2c|3
Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3|3
Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3|3
Nearside Front position lamp|s| not working |1.1.A.3b|3
Rear fog lamp tell tale not working |1.3.1b|3
Parking brake efficiency below requirements (1.4.2 (a) (i))3
Nearside Stop lamp(s) not working (4.3.1 (a) (ii))3
Nearside Stop lamp not working |1.2.1b|3
Brake master cylinder/servo mounting prescribed area is excessively corroded |3.6.C.3|3
Nearside Rear Direction indicator not working (4.4.1 (a) (ii))2
Offside Rear Direction indicator not working (4.4.1 (a) (ii))2
Rear brake binding2
Offside Rear An item not tested |Manual|2
Nearside Rear position lamp|s| not working |1.1.A.3b|2
Registration plate issues2
Offside Front Drag link end ball joint has excessive play |2.2.B.1f|2
Front brake application uneven2
Rear parking brake recording little or no effort2
Exhaust system not adequately supported |7.1.1|2
Emissions not tested |7.0|2
Offside Headlamp not working on main beam |1.7.5a|2
Windscreen washer not working 2
Front passenger door cannot be opened from outside the vehicle |6.2.3 |a||2
Offside Stop lamp not working |1.2.1b|2
Exhaust has a major leak of exhaust gases |7.1.2|2
Offside Front position lamp|s| not working |1.1.A.3b|2
Offside Rear position lamp|s| not working |1.1.A.3b|2
Offside Front Suspension spring mounting prescribed area is excessively corroded |2.4.A.3|2
Nearside Front Suspension spring mounting prescribed area is excessively corroded |2.4.A.3|2
Stop lamp|s| all not working |4.3.1 |a| |iii||2
Offside Front Brake master cylinder/servo mounting prescribed area is excessively corroded bulkhead |3.6.C.3|1
Offside Obligatory mirror insecure |8.1.1|1
Exhaust has a major leak of exhaust gases flexy hose (6.1.2 (a))1
Rear fog lamp not working (4.5.1 (a) (ii))1
Rear Hazard warning lamps inoperative (4.4.1 (e))1
Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c))1
Rear fog lamp not working |1.3.2b|1
Offside Lower Stop lamp(s) not working (4.3.1 (a) (ii))1
Nearside Front Headlamp not in good working order adversely affecting beam image |1.2.4a|1
Suspension spring mounting prescribed area is excessively corroded |2.4.A.3|1
Offside Front wheel bearing rough when rotated |2.5.A.2|1
Nearside Suspension component mounting prescribed area is excessively corroded |2.4.A.3|1
Offside Suspension component mounting prescribed area is excessively corroded |2.4.A.3|1
Nearside Rear Lower Suspension component mounting prescribed area is excessively corroded |2.4.A.3|1
Offside Rear Lower Suspension component mounting prescribed area is excessively corroded |2.4.A.3|1
Offside Lower Shock absorber insecure |2.7.2b|1
Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a|1
Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3|1
Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3|1
Nearside Rear Position lamp not working |4.2.1 |a| |ii||1
Offside Rear Stop lamp|s| not working |4.3.1 |a| |ii||1
Rear Exhaust has a major leak of exhaust gases |6.1.2 |a||1
Front Exhaust has a major leak of exhaust gases joint |6.1.2 |a||1
Emissions not tested |8.2.2.2 |e||1
Nearside Parking brake inoperative on one side (1.4.1 (a))1
Nearside Front Service brake excessively binding (1.2.1 (f))1
Offside Front Position lamp not working |4.2.1 |a||1
Offside Front Body panel corroded and likely to cause injury wheel arch |6.2.1 |a| |i||1
Nearside Front Body panel corroded and likely to cause injury wheel arch |6.2.1 |a| |i||1
Nearside Front Body panel corroded and likely to cause injury wing/base of windscreen pillar |6.2.1 |a| |i||1
Nearside Front Passenger`s seat insecure |6.2.6 |a| |ii||1
Nearside Front Passenger`s seat with a defective structure |6.2.6 |a| |i||1
Nearside Front Passenger`s seat backrest cannot be secured in the upright position. |6.2.6 |a| |i||1
Nearside Track rod end ball joint dust cover excessively damaged or deteriorated so that it no longer prevents the ingress of dirt |2.1.3 |g| |ii||1
Driver`s seat fore and aft adjustment mechanism not functioning as intended. |6.2.5 |b| |i||1
Bonnet cannot be secured in the closed position |3.1 |b| |i||1
Bonnet seriously at risk of opening inadvertently |3.1 |b| |ii||1
Offside Brake master cylinder/servo mounting prescribed area is excessively corroded |3.6.C.3|1
Hazard warning switch faulty |1.4.B.1d|1
Offside rear brake juddering severely |3.7.A.5b|1
Nearside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f|1
Brake vacuum build up too slow |3.3.E.6|1
Rear Stop lamp(s) all not working (4.3.1 (a) (iii))1
Nearside Headlamp not working on dipped beam |4.1.1 |a| |ii||1
Offside Front Statutory seat belt missing |5.1.1|1
Windscreen has a sticker or other obstruction encroaching by more than 10mm within zone `A` |8.3.1b|1
Nearside Front Side repeater not working |1.4.A.2c|1
Offside Front Leaf spring shackle bracket loose |2.4.B.6a|1
Nearside Rear Braking system leaking brake pipe |3.6.A.1|1
Offside Rear Body has a sharp edge caused by damage |6.1.C.1|1
Nearside Front Axle king pin has excessive play in pin and/or bush adversely affecting the steering |2.5.A.3a|1
Offside Front Axle king pin has excessive play in pin and/or bush adversely affecting the steering |2.5.A.3a|1
Nearside Upper Axle king pin has excessive play in pin and/or bush adversely affecting the steering |2.5.A.3a|1
Offside Upper Axle king pin has excessive play in pin and/or bush adversely affecting the steering |2.5.A.3a|1
Nearside Front Track rod end ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.2.C.1c|1
Front Exhaust system not adequately supported |7.1.1|1
Nearside Rear Stop lamp not working |1.2.1b|1
Offside Rear Stop lamp not working |1.2.1b|1
Nearside Front Lower Axle king pin has excessive play in pin and/or bush adversely affecting the steering |2.5.A.3a|1
Offside Track rod end ball joint dust cover missing |2.2.C.1c|1
Offside Front brake caliper securing device loose |3.5.1j|1
Front Exhaust has a major leak of exhaust gases |7.1.2|1
Front brake disc in such a condition that it is seriously weakened1
Nearside Rear Position lamp not working (4.2.1 (a) (ii))1
Offside Front Brake pipe leaking |3.6.A.1|1
Rear Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f|1
Nearside Front brake disc excessively pitted |3.5.1h|1
Offside Rear Brake pipe leaking on a hydraulic braking system (1.1.11 (b) (ii))1
Service brake efficiency less than 50% of the required value (1.2.2 (a) (ii))1
Track rod end ball joint dust cover excessively damaged or deteriorated so that it no longer prevents the ingress of dirt both (2.1.3 (g) (ii))1
Drag link end ball joint dust cover excessively damaged or deteriorated so that it no longer prevents the ingress of dirt (2.1.3 (g) (ii))1
Offside Rear Anti-roll bar attachment bracket/mounting corroded and seriously weakened (5.3.3 (b) (i))1
Fuel system component leaking |7.2.3|1
Nearside Seat belt insecurely fixed to the vehicles structure |5.2.1a|1
Parking brake lever releases when knocked |3.1.6a|1
Hazard warning lamps not flashing in phase, with ignition off |1.4.B.1f|1
Nearside Driver`s door does not latch securely closed |6.2.B.1a|1
Offside Rear Brake pipe inadequately supported |3.6.B.1|1
Rear Brake slack adjuster has restricted free movement |3.5.1k|1
Offside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2|1
Nearside Drag link end ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c|1
Offside Drag link end ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c|1
Brake load sensing valve linkage seized |3.6.E.3|1
Exhaust has part of the system excessively deteriorated |7.1.1a|1
Nearside Rear Shock absorber has a serious fluid leak |2.7.3|1
Offside Valve stem seriously misaligned |4.1.D.1e|1
Offside Rear Brake pipe inadequately clipped |3.6.B.1|1
Emissions not tested Throttle sticking. (8.2.2.2 (e))1
Service brake efficiency below requirements (1.2.2 (a) (i))1
Nearside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6|1
Offside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6|1
Offside Front Steering component mounting prescribed area is excessively corroded |2.2.C.1h|1
Nearside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2|1
Offside Seat belt anchorage prescribed area is excessively corroded |5.2.6|1
Nearside Seat belt anchorage prescribed area is excessively corroded |5.2.6|1
Nearside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings step/ outer sill |6.1.B.2|1
Offside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings step/ outer sill |6.1.B.2|1
All position lamps adversely affected by the operation of another lamp |1.1.A.3f|1
Nearside Side repeater not working |4.4.1 |a| |ii||1
Offside Seat belt insecurely fixed to the vehicles structure |5.2.1a|1
Offside Rear Seat belt adjustment fitting badly deteriorated |5.2.3|1
Nearside Front Passenger`s seat insecure |6.2.A.1|1
Nearside Rear Position lamp not working |4.2.1 |a||1
Nearside Front Position lamp not working |4.2.1 |a||1
Nearside Rear Stop lamp|s| all not working |4.3.1 |a| |iii||1
Headlamp aim so that beam "kick up" is not visible on the screen |4.1.2 |a||1
Brake load sensing valve seized but ABS functioning |1.1.17 |c| |i||1
Offside Front Headlamps matched pair are incorrectly positioned |1.7.3|1
Nearside Front Headlamps matched pair are incorrectly positioned |1.7.3|1
Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b|1
Rear Exhaust has a major leak of exhaust gases |7.1.2|1
Offside Rear fog lamp not working |4.5.1 |a| |ii||1
Parking brake lever ratchet not holding correctly |1.1.6 |a||1
Rear fog lamp not working |4.5.1 |a| |ii||1

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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