Know Your MOT
26.9%fail rate

MG Zr common MOT failures and failure rate

What a MG Zr fails its MOT on most often, from real DVSA test data, and the part that resolves each item.

Based on 476 MOT tests in a recent DVSA sample.

What it fails on, and the fix

Lamps & electrical31.2% of failures
Brakes26.6% of failures
Tyres15.6% of failures
Exhaust & emissions14.8% of failures
Suspension13.3% of failures
Other13.3% of failures
Usually bodywork or inspection, not a single bolt-on part.

About 26.9% of MOT tests recorded on the MG Zr in this DVSA sample end in a failure. The pattern is consistent: the same handful of items account for most of them.

Its most common failure is lamps & electrical, which makes up 31.2% of the MG Zr's failures, followed by lamps & electrical, brakes, tyres, exhaust & emissions. Each item below links to the part that resolves it. Confirm the exact fitment against your registration or VIN before buying, and have safety-critical work done by a competent mechanic.

Other models

MG Tf MOT failures23.2% failure rateMG 3 MOT failures20.4% failure rateMG Zs MOT failures18.7% failure rateFord Fiesta MOT failures22.8% failure rate

Sources: DVSA MOT History API: MOT test results and defect data ยท DVSA MOT testing data for Great Britain