Chrysler Delta MOT pass rate and common failures

In 2025, 59.0% of Chrysler Delta MOT tests were a first-time pass, across 519 tests in Great Britain. For all cars it was 71.5%.

Compared with cars of the same age

Older cars fail more often, so a model that’s mostly a few years old will look better than one that’s mostly 12. These figures compare like with like.

At 3–5 years

–

Too few tests at this age to say.

At 6–10 years

–

Too few tests at this age to say.

At 11 years and over

59.6%

All cars: 61.3% (1.7 points worse). 468 tests.

Pass rate by age

50% 60% 70% 12 13 Age at test (years) Age 12: 56.3% passed first time (197 tests) Age 13: 62% passed first time (271 tests) 50% 60% 70% 12 13 Age at test (years) Age 12: 56.3% passed first time (197 tests) Age 13: 62% passed first time (271 tests)
This model All cars
Figures by age, with typical mileage
Age (years)TestsFirst-time passAll carsTypical mileage
1219756.3%64.4%93,750 miles
1327162.0%62.1%98,750 miles

Typical mileage is the median reading at the test, to the nearest 2,500 miles.

What fails most often

The share of Chrysler Delta MOT tests that failed on at least one item in each area, against all cars. A test can fail on several areas at once.

AreaDeltaAll cars
Suspension33.3%13.7%
Lamps, reflectors and electrical equipment23.5%16.6%
Brakes15.2%10.2%
Tyres11.6%8.4%
Noise, emissions and leaks7.1%4.0%
Visibility5.6%5.2%
Steering5.4%2.5%
Body, chassis, structure4.0%4.2%

Most common reasons for failing

  1. Coil spring: fractured or broken failed 11.6% of tests · what this means
  2. Pins and bushes: pin or bush excessively worn failed 7.9% of tests · what this means
  3. Ball joint excessively worn failed 7.1% of tests · what this means
  4. Tread depth below requirements of 1.6mm failed 4.8% of tests
  5. Headlamp: not working on dipped beam failed 4.8% of tests · what this means
  6. Track rod end: ball joint has excessive play failed 4.6% of tests · what this means
  7. Headlamp aim: projected beam image is obviously incorrect failed 3.3% of tests · what this means
  8. Rbt (sp): efficiency below requirements failed 3.3% of tests
  9. Brake pads: less than 1.5 mm thick failed 3.3% of tests · what this means
  10. Malfunction indicator lamp: inoperative or indicates a malfunction failed 3.1% of tests · what this means

Checking a particular Delta?

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About these figures

Download these figures (CSV) · Other Chrysler models · All makes

Source: DVSA anonymised MOT test data for 2025. Contains public sector information licensed under the Open Government Licence v3.0. Our own analysis; not produced or endorsed by DVSA.