MG Z MOT reliability

MG Zs passed their MOT first time 0% of the time across 1 test in 2025.

Example photo of a MG Z — Photo: Sebhaque ( talk ) · Public domain · Wikimedia Commons

These figures come from only 1 MOT test. With so few cars, a single pass or fail changes the percentages a lot, so treat them as a rough guide rather than a true average.

First-time pass rate

0%

MOTs analysed

1

Still licensed (GB)

–

Body type

–

Pass rate by year of first registration

Older cars fail more often, so compare a car with others of the same age. Years with very few MOTs can show extreme pass rates, even 0% or 100%, so give more weight to years with more tests.

In detail:

First registered

2002 petrol

1 MOT

Passed first time 0%. Typical mileage 66,893 (most between 66,893 and 66,893).

2005: 80% → 2006: 66% → 2007: 58% → 2008: 63% → 2009: 75% → 2010: 100% → 2011: 0% → 2012: 0% → 2015: 100% → 2023: 0% → 2024: 100% → 2025: 0%

Most common failures

Joints: constant velocity boot split or insecure, no longer prevents the ingress of dirt (100.0%)
Rbt (sp): efficiency below requirements (100.0%)
Service brake imbalance: across an axle (100.0%)
Side repeaters: not working (100.0%)
Washers: provides insufficient washer liquid (100.0%)

Where 2002 Zs fail

Body, structure & corrosion

100.0%

Brakes

100.0%

Lights & electrics

100.0%

Visibility & wipers

100.0%

Looking at a particular car?

See its own MOT history, mileage and red flags, compared with these figures. Free.

Based on 2025 initial MOT tests in DVSA's anonymised MOT dataset (cars and light vans). Contains public sector information licensed under the Open Government Licence v3.0. Model details: Vehicle data by VehiclesDB.