1996 Mercedes-Benz SLK: common problems and MOT failures
What MOT testers find on the Mercedes-Benz SLK first registered in 1996: we looked at the 112 MOTs these cars had during 2023–2025. Plus known faults and what to look at before you buy one.
Small sample: there were only 112 MOTs of these cars during 2023–2025, so treat the percentages as rough. The known faults below don't depend on it.
Common 1996 Mercedes-Benz SLK MOT failures and advisories
The share of 1996 Mercedes-Benz SLK MOT tests where testers flagged each area, as a fail or an advisory. Rough prices are typical independent-garage costs.
- Brakes37% of testsRough price £150–£350
At the viewing: Look for a lip on the disc edges and feel for judder or pulling when braking firmly from about 40mph.
- Lights and electrics33% of testsRough price £10–£80
At the viewing: Ask a friend to check every light, including brake lights and indicators, while you operate them.
- Suspension31% of testsRough price £120–£400
At the viewing: Listen for knocks over speed bumps, and look behind each front wheel for a snapped coil spring.
- Tyres23% of testsRough price £70–£150
At the viewing: Check the tread on all four tyres, including the inside edges, and look for cracks or bulges.
- Oil and fluid leaks20% of testsRough price £80–£600
At the viewing: Look under the engine and on the ground where the car is usually parked for fresh oil or fluid.
- Steering8% of testsRough price £100–£450
At the viewing: On a straight road the steering wheel should sit straight. Feel for play or knocking when turning.
Questions to ask the seller before buying a 1996 Mercedes-Benz SLK
Ask before you travel to see it. A seller who knows the car will have answers, and receipts.
- Can I see the service history and receipts for any big jobs?
Looking at a Mercedes-Benz SLK?
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Other years
Every year of the Mercedes-Benz SLK compared
| Year | MOT tests | Most flagged |
|---|---|---|
| 2016 | 3,703 | Tyres 29% |
| 2015 | 14,370 | Tyres 30% |
| 2014 | 14,346 | Tyres 30% |
| 2013 | 13,488 | Tyres 30% |
| 2012 | 16,414 | Tyres 29% |
| 2011 | 7,412 | Brakes 28% |
| 2010 | 6,152 | Brakes 30% |
| 2009 | 7,372 | Brakes 30% |
| 2008 | 9,477 | Suspension 34% |
| 2007 | 10,385 | Suspension 35% |
| 2006 | 10,875 | Suspension 34% |
| 2005 | 14,101 | Suspension 34% |
| 2004 | 8,995 | Suspension 36% |
| 2003 | 5,108 | Lights and electrics 35% |
| 2002 | 5,561 | Brakes 34% |
| 2001 | 6,267 | Brakes 33% |
| 2000 | 5,296 | Brakes 34% |
| 1999 | 4,124 | Brakes 34% |
| 1998 | 3,041 | Lights and electrics 34% |
| 1997 | 2,013 | Lights and electrics 36% |
Where this comes from: the DVSA's anonymised results for every MOT test done in Great Britain during 2023–2025, counting the MOTs of Mercedes-Benz SLK cars first registered in 1996. "Flagged" includes advisories, so it isn't the same as a fail rate. How we score