DVSA Statistics
1979 Mercedes Slc
MOT Pass Rate & Pre-MOT Checklist
There isn't much MOT data yet for the 1979 Mercedes Slc (only 9 tests in our DVSA dataset), so these figures are a rough guide. We still highlight common failure items below so you can check before your MOT.
Pass Rate
Based on 9 DVSA anonymised MOT tests · About this data
Pass Rate
66.7%
About average
Limited data available for this model; results may be less representative.
Top Failure Reasons
Common MOT failures for this model
Quick DIY Fix
Brake light bulbs are easy to replace yourself.
Based on DVSA statistics from 9 recorded tests.
Pre-MOT Checklist for 1979 Mercedes Slc
Based on common failure points for this model, check these items before your MOT:
- 1
Check brake lights illuminate when pedal is pressed - have someone help you check
Lighting – Common fail on this model
- 2
Listen for knocks or clunks when driving over bumps - bounce each corner
Suspension – Common fail on this model
- 3
Test brakes for effectiveness, pull, and unusual noises when driving
Brakes – Common fail on this model
- 4
Check for excessive play in steering wheel - should be minimal free movement
Steering – Common fail on this model
Do you own this car?
Check your specific vehicle for outstanding advisories or recalls. Get a personalized risk report for your exact Mercedes Slc.
Frequently Asked Questions
Is a 1979 Mercedes Slc likely to fail its MOT?
Based on DVSA statistics, the 1979 Mercedes Slc has a 66.7% MOT pass rate. This is about average for vehicles of this age.
What are the most common MOT failures on a 1979 Mercedes Slc?
The most common MOT failure reasons for a 1979 Mercedes Slc are: audible warning inoperative, stop lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning, a suspension pin, bush or joint excessively worn. Many of these can be checked and fixed before your test to improve your chances of passing.
How can I reduce the chance my 1979 Mercedes Slc fails its MOT?
To improve your chances of passing, check the items that commonly fail on this model: audible warning inoperative, stop lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning, a suspension pin, bush or joint excessively worn. Use our pre-MOT checklist above to identify potential issues before your test. Many common failures are easy DIY fixes.
How many 1979 Mercedes Slcs fail their MOT?
Around 33% of 1979 Mercedes Slcs fail their MOT test, meaning roughly 1 in 3 don't pass first time. The most common reasons are audible warning inoperative and stop lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning. Pre-checking these items can significantly improve your chances.
What should I check before my 1979 Mercedes Slc MOT?
Before your 1979 Mercedes Slc MOT, check these commonly-failed items: audible warning inoperative, stop lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning, a suspension pin, bush or joint excessively worn. Most are visual checks you can do at home – look for worn tyres, test all lights work, and check for obvious damage or leaks.
Is the 1979 Mercedes Slc reliable for MOT?
With a 66.7% MOT pass rate, the 1979 Mercedes Slc performs about average compared to typical vehicles. This is typical performance for vehicles in this age bracket.