2018 Jeep Compass — MOT failures & pass rate
Across 13,601 MOT tests analysed for the 2018 Jeep Compass, the most common recorded failure areas were tyres, visibility and lighting & signalling. Its pass rate of 85.9% was below the average for cars of a similar age (89.0%). Higher-mileage examples failed more often — 25.6% in the 90-120k group versus 8.9% in the 0-30k group.
How it compares
Top failure categories
| # | Category | % of tests affected | Tests |
|---|---|---|---|
| 1 | Tyres | 5.9% | 807 |
| 2 | Visibility | 4.9% | 661 |
| 3 | Lighting & signalling | 4.0% | 547 |
| 4 | Suspension | 3.1% | 421 |
| 5 | Brakes | 1.8% | 248 |
| 6 | Emissions & environmental | 1.8% | 242 |
Most common specific failures
The exact components most often recorded as failures — more specific than the categories above.
| # | Failure item | Times recorded |
|---|---|---|
| 1 | Tread depth | 589 |
| 2 | Wipers | 523 |
| 3 | Washers | 298 |
| 4 | Headlamp aim | 262 |
| 5 | Linkage ball joints | 255 |
| 6 | Malfunction indicator lamp | 200 |
Top advisory categories
Advisories aren't failures, but they flag work likely needed soon — useful when budgeting.
| # | Category | % of tests with advisory | Tests |
|---|---|---|---|
| 1 | Tyres | 28.0% | 3,801 |
| 2 | Brakes | 16.0% | 2,170 |
| 3 | Suspension | 10.7% | 1,456 |
| 4 | Other defects | 10.0% | 1,359 |
| 5 | Visibility | 3.1% | 428 |
| 6 | Emissions & environmental | 2.8% | 386 |
Failure rate by mileage
Higher-mileage cars tend to fail more — often the most useful guide to real condition.
| Mileage band | Tests | Fail rate |
|---|---|---|
| 0-30k | 5,082 | 8.9% |
| 30-60k | 6,641 | 15.8% |
| 60-90k | 1,647 | 21.2% |
| 90-120k | 199 | 25.6% |
Failure rate by age
By fuel type
| Fuel | Tests | Fail rate |
|---|---|---|
| Petrol | 9,029 | 13.2% |
| Diesel | 4,572 | 15.7% |
Trend over time
| Dataset year | Tests | Fail rate |
|---|---|---|
| 2021 | 2,602 | 9.5% |
| 2022 | 2,653 | 11.3% |
| 2023 | 2,702 | 13.7% |
| 2024 | 2,775 | 16.5% |
| 2025 | 2,869 | 18.7% |
What to check before buying a 2018 Compass
Before buying a 2018 Jeep Compass, focus on the areas it most often fails on. Tyres accounted for 5.9% of tests for this year.
- Tyres (5.9% of tests): Usually a quick, known-cost fix, but check tread, age and uneven wear (which can hint at alignment or suspension issues). Typical repair: £50–£120 per tyre.
- Visibility (4.9% of tests): Wipers, washers, mirrors and screen damage — usually inexpensive, but check for chips in the driver's line of sight. Typical repair: £15–£150.
- Lighting & signalling (4.0% of tests): Often a cheap bulb, but persistent issues can mean wiring or corrosion in the units. Typical repair: £10–£150.
Repair costs are rough UK ballpark ranges to set expectations, not quotes — actual prices vary widely by car, parts and garage.
Frequently asked questions
How many 2018 Jeep Compasss pass their MOT?
85.9% of the 13,601 2018 Jeep Compass MOT tests in this dataset passed — a 14.1% fail rate.
What is the most common MOT failure on a 2018 Jeep Compass?
Tyres, recorded in 5.9% of tests, followed by visibility (4.9%).
Does the 2018 Compass get worse with mileage?
Its MOT fail rate rises from 8.9% in the 0-30k band to 25.6% in the 90-120k band.
Methodology & source. Based on 13,601 MOT tests. Dataset: DVSA MOT testing data (2021,2022,2023,2024,2025). Data last updated 2026-07-01. Figures reflect MOT-testable defects only — read the methodology for how these are calculated and what they don't measure.