Know Your MOT

MOT failure rate and common problems for the Mercedes-Benz Gla220, and how to check your own car by registration.

Updated 05 September 2026.

9.6%fail rate

Mercedes-Benz Gla220 MOT failure rate

What a Mercedes-Benz Gla220 fails its MOT on, and the part that fixes each.

What it fails on, and why

Other3.8% of failures

This covers a range of smaller items, from a non-working horn to a warning light left on.

Brakes1.9% of failures

Brake failures cover worn pads and discs, an imbalance between wheels, corroded or scored discs, or a binding caliper. Braking efficiency is measured on a rolling road, so a spongy or pulling brake shows up as a low reading.

Visibility/wipers1.9% of failures

Visibility failures include torn or smearing wiper blades, a washer jet that does not reach the screen, and chips or cracks in the driver's swept area. Blades and washer fluid are quick, cheap fixes.

The parts that fix each

If your car has just failed, you have 10 working days to fix the items and get a free partial retest. Confirm the exact fitment against your registration or VIN before buying.

For the brakes failure: Mercedes-Benz Gla220 brake pads and discsShop Mercedes-Benz Gla220 brake pads and discs on AmazonaffiliateFind Mercedes-Benz Gla220 brake pads and discs on eBayaffiliate
For the visibility/wipers failure: Mercedes-Benz Gla220 wiper bladesShop Mercedes-Benz Gla220 wiper blades on AmazonaffiliateFind Mercedes-Benz Gla220 wiper blades on eBayaffiliate

Other models

All Mercedes-Benz models MOT failure rates comparedRanked worst to bestMercedes-Benz C-Class MOT failures22.4% failure rateMercedes-Benz E-Class MOT failures20.5% failure rateFord Fiesta MOT failures27.1% failure rate

Questions and answers

What is the MOT failure rate of the Mercedes-Benz Gla220?

It fails 9.6% of its MOT tests across the DVSA record, from 554 tests.

What do these cars fail their MOT on most?

The most common failure area is other, at 3.8% of this model's failures.