Tgb 303R Reliability, MOT Pass Rate & Common Faults
Free Tgb 303R car check
Is the Tgb 303R reliable? We analysed 427 real MOT tests across 112 vehicles to find out.
Got a specific Tgb 303R? Enter the reg for a free check:
The Tgb 303R is above average for reliability based on real UK MOT data. Common problems include shock absorber seal failed and leaking oil, brake pad(s) less than 1.5 mm thick and roller brake test the less effective brake control does not achieve an efficiency of 25%.. Here's everything you need to know before buying a used Tgb 303R.
Tgb 303R Number Plates
Number plates registered to a Tgb 303R. Click on any registration for full vehicle details — including MOT history, mileage records, previous owners and damage history.
Tgb 303R MOT Pass Rate by Year
How likely is a Tgb 303R to pass its MOT? Here's the pass rate for each registration year, newest first.
Tgb 303R Problems — What Goes Wrong?
The most common reasons a Tgb 303R fails its MOT, ranked by how often they occur. Check for these problems before you buy.
Tgb 303R Mileage — What's Normal?
How many miles does a typical Tgb 303R owner drive per year? Use this to check if a car you're looking at has suspiciously low or high mileage.
Tgb 303R MOT Data by Registration Year
Full breakdown of pass rate and mileage for each year. Use this to compare the Tgb 303R year you're looking at.
| Year | Tests | Pass Rate | Low Mi. | Typical Mi. | High Mi. |
|---|---|---|---|---|---|
| 2008 | 98 | 74.5% | 6,578 | 9,054 | 12,518 |
| 2007 | 72 | 77.8% | 2,935 | 5,546 | 8,779 |
How Long Does a Tgb 303R Last?
Based on 112 Tgb 303R vehicles on UK roads.
Tgb 303R Mileage Distribution
Total mileage recorded across all Tgb 303R 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 Tgb 303R
Based on MOT pass rates across all registration years with sufficient test data.
77.8% MOT pass rate from 72 tests
74.5% MOT pass rate from 98 tests
The best year to buy a used Tgb 303R is 2007, which has the highest MOT pass rate at 77.8% across 72 tests. The 2008 model year has the lowest pass rate at 74.5% — if you're looking at one from that year, budget for potential repairs and get a thorough pre-purchase inspection.
How Does the Tgb 303R Compare?
MOT pass rates compared to similar models. Click any model for the full breakdown.
| Model | Pass Rate | Tests | Typical Mileage | Lifespan |
|---|---|---|---|---|
| Tgb 303R THIS CAR | 76.6% | 427 | 7,072 mi | 19 yrs |
| Tgb 202 | 77.8% | 6,029 | 7,887 mi | 24 yrs |
| Tgb R50 X | 76.3% | 2,425 | 5,947 mi | 21 yrs |
| Tgb 304 | 76.3% | 1,594 | 12,138 mi | 24 yrs |
| Lexmoto Valencia | 76.1% | 675 | 3,777 mi | 13 yrs |
Compared to the Tgb 202 (77.8% pass rate) and the Tgb R50 X (76.3% pass rate), the Tgb 303R sits in the middle of the pack on MOT reliability.
Found a Tgb 303R 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 Tgb 303RShould you buy a used Tgb 303R?
The Tgb 303R has an overall MOT pass rate of 76.6% across 427 real MOT tests — comfortably above the UK average, which puts it among the more reliable models on UK roads.
The most common problems on the Tgb 303R are shock absorber seal failed and leaking oil (10 recorded failures), brake pad(s) less than 1.5 mm thick (8), and roller brake test the less effective brake control does not achieve an efficiency of 25%. (8). 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.
A typical Tgb 303R owner drives around 738 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 Tgb 303R models stay on UK roads for around 19 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.