Mazda BT-50 Reliability, MOT Pass Rate & Common Faults
Free Mazda BT-50 car check
Is the Mazda BT-50 reliable? We analysed 27,778 real MOT tests across 1,760 vehicles to find out.
Got a specific Mazda BT-50? Enter the reg for a free check:
The Mazda BT-50 is about average for reliability based on real UK MOT data. Common problems include brake pipe excessively corroded, registration plate lamp not working and position lamp(s) not working. Here's everything you need to know before buying a used Mazda BT-50.
Mazda BT-50 Number Plates
Number plates registered to a Mazda BT-50. Click on any registration for full vehicle details — including MOT history, mileage records, previous owners and damage history.
Mazda BT-50 MOT Pass Rate by Year
How likely is a Mazda BT-50 to pass its MOT? Here's the pass rate for each registration year, newest first.
Mazda BT-50 Problems — What Goes Wrong?
The most common reasons a Mazda BT-50 fails its MOT, ranked by how often they occur. Check for these problems before you buy.
Mazda BT-50 Common Faults & Problems
These are the most common serious faults found on Mazda BT-50 models during MOT testing — flagged as dangerous or major failures that need immediate attention.
Mazda BT-50 Mileage — What's Normal?
How many miles does a typical Mazda BT-50 owner drive per year? Use this to check if a car you're looking at has suspiciously low or high mileage.
Mazda BT-50 MOT Data by Registration Year
Full breakdown of pass rate and mileage for each year. Use this to compare the Mazda BT-50 year you're looking at.
| Year | Tests | Pass Rate | Low Mi. | Typical Mi. | High Mi. |
|---|---|---|---|---|---|
| 2010 | 540 | 74.4% | 52,250 | 78,590 | 106,426 |
| 2009 | 8,274 | 73.9% | 45,722 | 74,010 | 106,794 |
| 2008 | 7,851 | 73.0% | 50,303 | 78,723 | 110,801 |
| 2007 | 8,124 | 73.6% | 52,957 | 82,985 | 116,332 |
| 2006 | 2,810 | 72.8% | 57,457 | 87,596 | 122,754 |
How Long Does a Mazda BT-50 Last?
Based on 1,760 Mazda BT-50 vehicles on UK roads.
Mazda BT-50 Mileage Distribution
Total mileage recorded across all Mazda BT-50 MOT tests. If the car you're looking at is above the 75th percentile, it's done more miles than most.
Best Year to Buy a Used Mazda BT-50
Based on MOT pass rates across all registration years with sufficient test data.
74.4% MOT pass rate from 540 tests
72.8% MOT pass rate from 2,810 tests
The best year to buy a used Mazda BT-50 is 2010, which has the highest MOT pass rate at 74.4% across 540 tests. The 2006 model year has the lowest pass rate at 72.8% — if you're looking at one from that year, budget for potential repairs and get a thorough pre-purchase inspection.
How Does the Mazda BT-50 Compare?
MOT pass rates compared to similar models. Click any model for the full breakdown.
| Model | Pass Rate | Tests | Typical Mileage | Lifespan |
|---|---|---|---|---|
| Mazda BT-50 THIS CAR | 73.4% | 27,778 | 79,438 mi | 20 yrs |
| Mazda MX-5 | 76.5% | 2,502,760 | 63,190 mi | 36 yrs |
| Mazda 3 | 77.5% | 2,040,939 | 61,041 mi | 22 yrs |
| Mazda 6 | 75.4% | 1,904,140 | 77,387 mi | 24 yrs |
| Yamaha Yzf R1 04 | 87.2% | 11,108 | 15,285 mi | 22 yrs |
Compared to the Mazda MX-5 (76.5% pass rate) and the Mazda 3 (77.5% pass rate), the Mazda BT-50 trails behind on MOT reliability.
Found a Mazda BT-50 you like?
Run a full vehicle history check on the specific car. See finance, stolen, write-off, mileage and MOT data for that exact vehicle.
Check a specific Mazda BT-50Should you buy a used Mazda BT-50?
The Mazda BT-50 has an overall MOT pass rate of 73.4% across 27,778 real MOT tests — roughly in line with the UK average.
The most common problems on the Mazda BT-50 are brake pipe excessively corroded (674 recorded failures), registration plate lamp not working (460), and position lamp(s) not working (453). These are the faults most likely to cause an MOT failure on this model, so check for them carefully on any test drive or pre-purchase inspection. Many are wear-and-tear items that can be budgeted for, but a car that's already failing on multiple fronts may signal neglected maintenance.
On the safety side, the most frequently flagged dangerous fault is tyre tread depth below requirements of 1.6mm. Dangerous faults cause an immediate MOT failure and mean the vehicle is not roadworthy until repaired. If you're viewing a Mazda BT-50 with an expired or recently passed MOT, ask the seller whether any dangerous faults were found and fixed during the last test.
A typical Mazda BT-50 owner drives around 6,605 miles per year. If the car you're looking at is significantly above this, expect more wear on suspension, brakes and tyres. If it's well below, the vehicle may have been sitting unused — check for perished rubber, corroded discs and stale fluids.
In terms of longevity, most Mazda BT-50 models stay on UK roads for around 20 years — a strong showing that suggests solid build quality and readily available parts. If you're buying one that's already approaching that window, the data suggests it has plenty of life left provided it's been maintained.
Before committing to a purchase, we recommend running a full vehicle history check on the specific car. This will reveal any outstanding finance, stolen markers, write-off history and mileage discrepancies that the seller may not disclose — and that the MOT data alone can't tell you.