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MOT statistics · 2023 tests

MG ZS MOT pass rate, common failures and mileage

In 2023, 84.3% of 19,739 MOT tests on the MG ZS ended in a pass, 7.8 points above the 76.5% average for all cars.

Pass rate
84.3%
All cars 76.5%
Tests
19,739
Initial MOTs in 2023
Mileage at 5
35k
Median; middle half 25k to 45k

Pass rate and mileage by age

Each row covers the MG ZS MOT tests at that age. Mileage shows the median and the middle half of odometer readings, from the 25th to the 75th percentile.

AgePass rateMileage
22,969 tests
89.0%
19,000 · 13k to 25k
36,940 tests
86.7%
23,000 · 17k to 31k
46,000 tests
84.8%
29,000 · 21k to 39k
52,027 tests
80.5%
35,000 · 25k to 45k
18407 tests
68.1%
87,000 · 65k to 105k
19381 tests
63.5%
85,000 · 63k to 107k
20275 tests
63.6%
87,000 · 63k to 111k
21200 tests
63.5%
93,000 · 69k to 115k
ZS pass rateAll cars at that ageMiddle half of mileages

Most common MOT failures and advisories

How often each item came up, per 100 MOT tests on the MG ZS. Advisories are things the tester noted that did not fail the car, often wear that will need attention soon. Follow an item to see what it means and how serious it is.

Failures

A brake lining or pad worn below 1.5mm
1.8in 100 tests
Tyre tread depth not in accordance with the requirements
1.5in 100 tests
A headlamp or light source missing, inoperative or more than ½ not functioning in the case of LED
1.4in 100 tests
Brake disc or drum significantly and obviously worn
1.2in 100 tests
A tyre seriously damaged
1.2in 100 tests
A tyre pressure monitoring system malfunctioning or obviously inoperative
1.1in 100 tests
Parking brake efficiency below minimum requirement
1.1in 100 tests
Significant brake effort recorded with no brake applied indicating a binding brake
1.1in 100 tests

Advisories and minor defects

Brake disc or drum excessively weakened, insecure or fractured
16.3in 100 tests
A brake lining or pad worn below 1.5mm
6.9in 100 tests
Tyre tread depth not in accordance with the requirements
2.9in 100 tests
Brake disc or drum significantly and obviously worn
1.6in 100 tests
Fluid leaking excessively and likely to harm the environment or to pose a safety risk to other road users
1.5in 100 tests
A suspension pin, bush or joint excessively worn
1.4in 100 tests
A tyre seriously damaged
1.2in 100 tests
Brake pipe damaged or excessively corroded
1.1in 100 tests

What to check on a used ZS

The parts that come up most often in MG ZS MOTs, and how to look at them on a viewing.

  1. Brake discs and pads
    Ask when the discs and pads were last replaced, and look through the wheel for a raised lip on the edge of the disc.
  2. Tyres
    Check the tread across the full width of every tyre, including the inner edge, and look for cuts and bulges in the sidewalls.
  3. Oil leaks
    Look under the engine and gearbox, and at the ground where the car was parked, for fresh oil.
  4. Suspension and steering joints
    Listen for knocks over bumps and at full lock, and ask whether any suspension or steering joints have been replaced.
  5. Lights
    Walk round with every light on, and ask someone to press the brake pedal so you can see both brake lights.

Check a specific ZS

Fleet averages only go so far. Enter the registration to see that car's own MOT history, mileage record and current condition, free.

UK

Questions

What is the MOT pass rate of the MG ZS?
In 2023, 84.3% of 19,739 initial MOT tests on the MG ZS ended in a pass, against 76.5% for all cars and light vans.
What fails most often on a MG ZS MOT?
The most common failures were brake pads (1.8 in 100 tests), tyre tread (1.5 in 100 tests), headlights (1.4 in 100 tests).
What is a normal mileage for a 5-year-old MG ZS?
At 5 years old, the median MG ZS at its MOT had covered 35,000 miles, and the middle half had between 25,000 and 45,000 miles.
What do MOT testers most often advise on a MG ZS?
The most common advisories were brake discs (16.3 in 100 tests), brake pads (6.9 in 100 tests), tyre tread (2.9 in 100 tests).

Other MG models

Overall MOT pass rate in 2023. Compare all MG models or see every make.

How these figures are made. We counted every initial MOT test (not retests) of cars and light vans in Great Britain in 2023 from the DVSA anonymised MOT dataset, 33,842,940 tests in all. Pass rate is the share of initial tests that ended in a pass, counting faults fixed during the test. Age is whole years from first registration to the test, so a car having its first MOT a few weeks early counts as 2.

Like-for-like pass rates average each model's pass rate at ages 3 to 10 with the same age mix for every model, so a model is not flattered by a young fleet or penalised by an old one. Models are grouped by the first word of the DVSA model name, and names that cover several models are left out.

Contains public sector information licensed under the Open Government Licence v3.0. RegTail's analysis of the DVSA anonymised MOT dataset, 2023 tests.