Jeep WRANGLER - 2003
310.7 faults per 100 tests
Year average for all cars of 2003 is 380.4 faults per 100 tests
Dataset: MOT tests in Great Britain (period: 2024-01-01 to 2025-09-10) for Jeep WRANGLER, model year 2003.
Sample size: 162 cars, 291 tests and 904 recorded faults.
0%
Less faults compared to the average car of same model year
Less faults compared to the average car of same model year
Quick summary
Total: 162 cars
The 2003 Jeep Wrangler has an overall defect rate of 311 per 100 vehicles, which is 18% lower than the average for cars of the same year, indicating relatively better reliability. Notably, this model performs particularly well in categories such as brakes, visibility, lights and electrics, and body structure, all showing significant lower defect rates compared to the average. However, the Wrangler does experience a higher incidence of steering-related defects, with a rate of 33%, which is above the average of 25%. Additionally, as mileage increases, the defect rate tends to rise, with the highest rate of 600 defects per 100 vehicles noted in the 124,000+ miles category.
Cars by mileage segment
Total: 162 cars
Categories
Brakes
▲ 33.0% better
113.4 faults / 100 tests
Year avg: 169.3 / 100 tests
- Brake pipe damaged or excessively corroded
- Brake disc or drum: insecure, fractured or otherwise likely to fail
Steering
▼ 31.0% worse
33.0 faults / 100 tests
Year avg: 25.2 / 100 tests
Visibility
▲ 28.5% better
21.3 faults / 100 tests
Year avg: 29.8 / 100 tests
Lights & Electrics
▲ 29.1% better
72.9 faults / 100 tests
Year avg: 102.8 / 100 tests
Wheels & Suspension
▲ 6.5% better
282.5 faults / 100 tests
Year avg: 302.1 / 100 tests
- A suspension pin, bush, joint or bearing: excessively worn
- A spring: or spring component fractured or seriously weakened
- A tyre: with a lump, bulge or tear … or with cords exposed or damaged
- The strength or continuity of the load bearing structure within 30cm … is significantly reduced or inadequately repaired
- A suspension component: excessively damaged or corroded
Body/Structure
▲ 30.4% better
45.4 faults / 100 tests
Year avg: 65.2 / 100 tests
- Vehicle structure corroded to the extent that: the rigidity of the assembly is significantly reduced
Equipment
▲ 75.0% better
3.4 faults / 100 tests
Year avg: 13.6 / 100 tests
Other
▲ 6.1% better
49.5 faults / 100 tests
Year avg: 52.7 / 100 tests
- Fluid: leaking excessively and likely to harm the environment or to pose a safety risk to other road users
Fault rate by mileage segment
Model
Year average
* Metric: faults per 100 tests.
Most common faults (Top 10)
A suspension pin, bush, joint or bearing: excessively worn
ADVISORY
Occurrences: 179
A spring: or spring component fractured or seriously weakened
ADVISORY
Occurrences: 65
Fluid: leaking excessively and likely to harm the environment or to pose a safety risk to other road users
ADVISORY
Occurrences: 54
Brake pipe damaged or excessively corroded
ADVISORY
Occurrences: 38
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 38
Vehicle structure corroded to the extent that: the rigidity of the assembly is significantly reduced
ADVISORY
Occurrences: 26
The strength or continuity of the load bearing structure within 30cm … is significantly reduced or inadequately repaired
ADVISORY
Occurrences: 20
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 19
A suspension component: excessively damaged or corroded
ADVISORY
Occurrences: 18
Tyre tread depth not in accordance with the requirements
ADVISORY
Occurrences: 18
Serious faults (Top 10)
A suspension pin, bush, joint or bearing: excessively worn
FAIL
Occurrences: 16
Brakes imbalance across an axle such that: the braking effort from any wheel is less than 70% of the maximum effort recorded from the other wheel on the same axle. Or in the case of testing on the road, the vehicle deviates excessively from a straight lin
FAIL
Occurrences: 11
An obligatory rear fog lamp missing, or a front or rear fog lamp inoperative or in the case of a multiple light source more than 1/2 not functioning
FAIL
Occurrences: 9
Engine MIL inoperative or indicating a malfunction
FAIL
Occurrences: 9
Wiper blade: missing or obviously not clearing the windscreen
FAIL
Occurrences: 8
Service brake efficiency: below minimum requirement
FAIL
Occurrences: 8
The aim of a headlamp is not within limits laid down in the requirements
FAIL
Occurrences: 6
Brake pipe damaged or excessively corroded
FAIL
Occurrences: 6
A headlamp: missing, inoperative or more than ½ not functioning in the case of LED
FAIL
Occurrences: 6
A transmission: joint, belt or chain excessively worn
FAIL
Occurrences: 6