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MOT History from tests of petrol PORSCHE 924s year 1978

Review the list of common PORSCHE 924 failures below or to perform a specific mot history check on your PORSCHE then use our popular KnowYourCar service

mot history
Pass percent:64.67%
(The average a petrol PORSCHE 924 year 1978 passes without issue)
Based on:300 MOT Tests
Most common failuresNo# failures
Headlamp aim out of alignment21
Brake hose excessively deteriorated13
Registration plate lamp issues13
Brake pipe excessively corroded12
Brakes imbalanced across an axle11
Horn not working |1.6.2a|10
Windscreen wiper does not clear the windscreen effectively9
Exhaust emissions carbon monoxide content excessive |7.3.B.1a|9
Nearside Stop lamp not working |1.2.1b|8
Parking brake: efficiency below requirements |3.7.B.7|7
Offside Stop lamp not working |1.2.1b|6
Service brake: efficiency below requirements |3.7.B.7|6
Offside Headlamp not working on dipped beam |1.7.5a|6
Hazard warning lamps not flashing in phase, with ignition off |1.4.B.1f|5
Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3|5
Registration plate issues5
Exhaust has a major leak of exhaust gases |7.1.2|5
Rear brake binding5
Parking brake lever has no reserve travel |3.1.6b|5
Battery insecure |1.9.1|5
Nearside Rear Subframe mounting prescribed area is excessively corroded |2.4.A.3|4
Nearside Front position lamp|s| not working |1.1.A.3b|4
Rear Exhaust has a major leak of exhaust gases |7.1.2|4
Exhaust emissions hydrocarbon content excessive |7.3.B.1b|4
Nearside Headlamp not working on dipped beam |1.7.5a|4
Offside Headlamp not working on main beam |1.7.5a|4
Offside rear brake recording little or no effort |3.7.B.5a|4
Nearside Rear wheel bearing has excessive play |2.6.2|3
Offside front brake binding |3.7.B.1|3
Hazard warning lamps not flashing in phase, with ignition on |1.4.B.1f|3
Rear brake application uneven3
Fuel system component insecure |7.2.1|3
Rear parking brake recording little or no effort3
Emissions not tested |7.0|3
Offside Track rod end ball joint has excessive play |2.2.B.1f|3
Hazard warning switch faulty |1.4.B.1d|3
Nearside Steering rack gaiter split |2.2.D.2d|3
Fuel hose leaking |7.2.3|3
Offside Rear wheel bearing has excessive play |2.6.2|3
Offside Front Brake hose bulging under pressure |3.6.B.3|2
Direction indicators not working |1.4.A.2c|2
Indicator tell tale inoperative |1.4.A.2a|2
Hazard warning tell tale not working correctly |1.4.B.1e|2
Offside Rear Subframe mounting prescribed area is excessively corroded |2.4.A.3|2
Brake pedal spongy |3.3.B.1b|2
Exhaust system not adequately supported |7.1.1|2
Offside Rear Brake hose bulging under pressure |3.6.B.3|2
Nearside Front Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1|2
Fuel tank leaking |7.2.3|2
Nearside Track rod end ball joint has excessive play |2.2.B.1f|2
Nearside Outer Seat belt anchorage prescribed area is excessively corroded |5.2.6|2
Nearside Headlamp aim not tested |1.8.A.1c|2
Offside Headlamp aim not tested |1.8.A.1c|2
Nearside Front Direction indicator not working |1.4.A.2c|2
Mechanical brake component has restricted free movement2
Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3|2
Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3|2
Offside Front Headlamp not working on main beam |1.7.5a|2
Offside Front Track rod end ball joint has excessive play |2.2.B.1f|2
Offside Front Front position lamp|s| not working |1.1.A.3b|2
Nearside Front Headlamp not working on main beam |1.7.5a|2
Brake hose has insufficient room to move2
Nearside Rear wheel bearing rough when rotated |2.6.1|2
Nearside front brake binding |3.7.B.1|2
Offside Steering rack gaiter split |2.2.D.2d|2
Offside Front wheel bearing has excessive play |2.5.A.3c|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 Track rod end ball joint has excessive play |2.2.B.1f|2
Nearside Front Road wheel bead rim badly distorted |4.2.A.1a|1
Front Track rod end ball joint has excessive play |2.2.B.1f|1
Nearside Front Brake pipe inadequately supported |3.6.B.1|1
Nearside Front Windscreen wiper blade deteriorated |8.2.2|1
Offside Front Windscreen wiper blade deteriorated |8.2.2|1
Offside Rear rear brakes release unevenly |3.7.B.4|1
All position lamps not working |1.1.A.3b|1
Direction indicator not working |1.4.A.2c|1
Offside Headlamp not in good working order adversely affecting beam image |1.2.4a|1
Nearside Front Wheel bolt|s| loose |4.2.A.1e|1
Nearside An item not tested |Manual|1
Direction indicators flashing more than 120 times a minute all |1.4.A.2g|1
Brake pedal anti-slip provision incomplete |3.3.A.1b|1
Position lamp switch cannot be operated from the normal driving position |1.1.A.1|1
Nearside Rear Brake hose bulging under pressure |3.6.B.3|1
Offside Front Shock absorber has negligible damping effect |2.7.5|1
Nearside Front Anti-roll bar linkage fractured |2.4.G.1|1
Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3|1
Offside Rear Fuel system component insecure |7.2.1|1
Front Brake hose twisted |found during steering lock to lock check| |2.2.D.2b|1
Front Side repeater not working |1.4.A.2c|1
Nearside Seat belt anchorage prescribed area is excessively corroded |5.2.6|1
Offside Front Vehicle structure has excessive corrosion which adversely affects braking or steering |6.1.A.1|1
Nearside Rear Brake pipe inadequately clipped |3.6.B.1|1
Offside Rear Brake pipe inadequately clipped |3.6.B.1|1
Offside Front Brake pipe inadequately clipped |3.6.B.1|1
Offside Rear Brake valve insecurely mounted |3.6.A.2a|1
Nearside Front Headlamp missing |1.7.3|1
Offside Rear Fuel system component leaking |7.2.3|1
Steering locking device missing |2.2.C.1g|1
Nearside Headlamp excessively damaged so that the light output is severely reduced |1.7.5a|1
Nearside Front Shock absorber has a serious fluid leak |2.7.3|1
Offside Seat belt anchorage prescribed area is excessively corroded |5.2.6|1
Offside Outer Seat belt anchorage prescribed area is excessively corroded |5.2.6|1
Offside Front position lamp|s| not working |1.1.A.3b|1
Nearside Headlamp not working on main beam |1.7.5a|1
Offside Rear position lamp|s| not working |1.1.A.3b|1
Nearside Windscreen wiper not operating automatically when switched on |8.2.1b|1
Offside Windscreen wiper not operating automatically when switched on |8.2.1b|1
Parking brake lever pawl spring does not push the pawl positively into the ratchet teeth |3.1.5|1
Nearside Rear Stop lamp not working |1.2.1b|1
Offside Rear Stop lamp not working |1.2.1b|1
Nearside front brake recording little or no effort |3.7.B.5a|1
Nearside Inner Front Suspension component mounting prescribed area is inadequately repaired |2.4.A.3|1
Offside Inner Rear Suspension component mounting prescribed area is inadequately repaired |2.4.A.3|1
Nearside Inner Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3|1
Offside Inner Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3|1
Offside Rear Suspension component mounting prescribed area is inadequately repaired |2.4.A.3|1
Nearside Rear Suspension component mounting prescribed area is inadequately repaired |2.4.A.3|1
Nearside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2|1
Offside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2|1
Front brake application uneven1
Windscreen wiper blade deteriorated |8.2.2|1
Track rod end ball joint has excessive play |2.2.B.1f|1
Nearside Headlamp does not operate immediately when selected on main beam |1.7.4a|1
Offside Headlamp does not operate immediately when selected on main beam |1.7.4a|1
Nearside Front Direction indicators not working |1.4.A.2c|1
Offside Rear Braking system leaking |3.6.A.1|1
Offside Front Front position lamp|s| missing |1.1.A.3a|1
Nearside Dipswitch operation does not deflect all main beam headlamps to make them dipped beams |1.7.4b|1
Offside Dipswitch operation does not deflect all main beam headlamps to make them dipped beams |1.7.4b|1
Nearside Direction indicator insecure |1.4.A.2b|1
Offside Direction indicator insecure |1.4.A.2b|1
Braking system leaking |3.6.A.1|1
Upper Steering pivot point has excessive play |2.2.B.1g|1
Nearside Front Lower Body has a sharp edge caused by corrosion |6.1.C.1|1
Nearside brake disc excessively scored |3.5.1h|1
Offside Front Steering rack gaiter split |2.2.D.2d|1
brake caliper has restricted free movement |3.5.1k|1
Nearside Rear Brake lining|s| less than 1.5 mm thick |3.5.1g|1
Brake performance not tested |3.7.A.1|1
Nearside Steering arm has relative movement at its fixings |2.2.B.1h|1
Offside Steering arm has relative movement at its fixings |2.2.B.1h|1
Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2|1
Brake hose damaged1
Front Headlamp not working on dipped beam (4.1.1 (a) (ii))1
Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b|1
Offside Subframe mounting prescribed area is inadequately repaired |2.4.A.3|1
Nearside Subframe mounting prescribed area is inadequately repaired |2.4.A.3|1
Main beam `tell-tale` not working |1.7.4c|1
Dipswitch operation does not extinguish all main beam headlamps leaving at least one pair of dipped beam headlamps |1.7.4b|1
Offside Obligatory mirror does not provide a view to the rear |8.1.2b|1
Fuel cap/sealing device does not fasten securely by positive means |7.2.4b|1
Offside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6|1
Offside 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
Offside Rear Direction indicator not working |1.4.A.2c|1
Direction indicators flashing more than 120 times a minute |1.4.A.2g|1
Offside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2|1
Offside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2|1
Position lamp switch insecure |1.1.A.1|1
Nearside Front Headlamp not working on dipped beam |1.7.5a|1
Nearside Rear Outer Integral body structure corroded to the extent that the rigidity of the assembly is significantly reduced sill |6.1.1 |c| |i||1
Offside Rear Outer Integral body structure corroded to the extent that the rigidity of the assembly is significantly reduced sill |6.1.1 |c| |i||1
Hazard warning lamps inoperative |1.4.B.1b|1
Centre Exhaust has a major leak of exhaust gases |7.1.2|1
Nearside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2|1
Nearside Front Front suspension has excessive play in an outer ball joint |2.5.B.2a|1
Offside Inner Seat belt anchorage prescribed area is excessively corroded |5.2.6|1
Offside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3|1
Nearside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3|1
Nearside Inner Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3|1
Offside Inner Suspension spring mounting prescribed area is excessively corroded |2.4.A.3|1
Offside Outer Suspension spring mounting prescribed area is excessively corroded |2.4.A.3|1
Hazard warning switch insecure |1.4.B.1d|1
Steering column top bearing excessively worn |2.1.2c|1
Horn not working |7.7 |a| |ii||1
Battery insecure and likely to cause a short circuit |4.13 |a| |ii||1
Nearside Outer Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3|1
Nearside Rear Parking brake efficiency below requirements (1.4.2 (a) (i))1
Offside Rear Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii))1
Nearside Front Shock absorbers has a serious fluid leak1
Parking brake efficiency below requirements (1.4.2 (a) (i))1
Nearside Front Brake hose bulging under pressure |3.6.B.3|1
Headlamp aim not tested (4.1.2 (b))1
Offside Headlamp not working on dipped beam (4.1.1 (a) (ii))1
Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii))1
Nearside Inner Rear Subframe mounting prescribed area is excessively corroded |2.4.A.3|1
Parking brake lever ratchet mechanism is broken |3.1.5|1
Steering column universal joint has excessive play |2.1.5|1
Headlamp not working on dipped beam |1.7.5a|1
Headlamp not working on main beam |1.7.5a|1
Suspension arm corroded and seriously weakened |2.4.G.1|1
Nearside Side repeater not working |1.4.A.2c|1
Nearside Front Front position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f|1
Offside Front Front position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f|1
Nearside Rear Brake hose stretched |found during steering lock to lock check| |2.2.D.2b|1
Offside Rear Brake hose stretched |found during steering lock to lock check| |2.2.D.2b|1
Nearside Front wheel bearing has excessive play |2.5.A.3c|1
Exhaust engine idle speed too high |7.3.A.2a|1
Nearside Front position lamp|s| missing |1.1.A.3a|1
Offside Front position lamp|s| missing |1.1.A.3a|1
Offside Body or chassis is damaged, seriously affecting its strength within 30cm of the body mountings |6.1.B.2|1
Nearside Indicator tell tale inoperative |1.4.A.2a|1
Offside Indicator tell tale inoperative |1.4.A.2a|1
Nearside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2|1
Offside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2|1
Nearside Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2|1
Nearside Front Front wheel bearing has excessive play |2.5.A.3c|1
Offside Front Front wheel bearing has excessive play |2.5.A.3c|1
Offside Rear Front wheel bearing has excessive play |2.5.A.3c|1
Nearside Front Ball joint ball pin shank loose lock bolt lose |2.2.B.1c|1
Brake pedal has insufficient reserve movement |3.3.A.5|1
Exhaust noise is clearly in excess of that emitted by a similar vehicle fitted with a standard silencer in average condition |7.1.4|1
Nearside Track rod end ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.2.C.1c|1
Offside Steering locking device missing |2.2.C.1g|1
Nearside Steering locking device insecure |2.2.C.1g|1
Offside Front front brake binding |3.7.B.1|1
Nearside Rear Drive shaft uj which forms part of the suspension has a loose flange bolt |2.4.G.4c|1
Nearside Rear Direction indicator not working |1.4.A.2c|1
Offside Front wheel bearing rough when rotated |2.5.A.2|1
Nearside Rear brake caliper leaking |3.6.A.1|1
Offside Rear Anti-roll bar linkage insecure |2.4.G.1|1
Nearside Rear Rear wheel bearing rough when rotated |2.6.1|1
Horn not working (7.7 (a))1
Front Windscreen wiper blade deteriorated |8.2.2|1
Exhaust emits excessive dense blue smoke during acceleration |7.3.A.2c|1
Offside Front Position lamp not working (4.2.1 (a) (ii))1
Offside Rear Position lamp not working (4.2.1 (a) (ii))1
Nearside Front Anti-roll bar linkage corroded and seriously weakened |2.4.G.1|1
Nearside Front Anti-roll bar attachment bracket/mounting cracked |2.4.G.1|1
Nearside Front passenger seat insecure |6.2.3|1
Nearside Front Seat belt affected by an insecure seat fixing |5.2.1b|1
Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d|1
Offside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f|1
Fuel cap/sealing device sealing washer missing |7.2.4c|1
Nearside Steering rack damaged and unserviceable |2.2.C.1d|1
Nearside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2|1
Centre Rear Exhaust system not adequately supported |7.1.1|1
Rear fog lamp not working |1.3.2b|1
Nearside Front Front position lamp|s| not working |1.1.A.3b|1
Stop lamp not working both |1.2.1b|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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