Used car guide

2003 Toyota Yaris: petrol or diesel?

Petrol, diesel and hybrid versions go wrong in different ways, so each has its own figures from the MOTs these cars had during 2023–2025. Pick the one you’re looking at: the fuel is on the logbook and in the car’s MOT history.

Hybrid versions had too few MOTs for figures of their own, or weren’t sold.

Known faults on every 2003 Toyota Yaris

Reported by owners, mechanics and buying guides for this model and age. Check which engine the car has, as some apply to one engine only.

  • Whining gearbox

    All engines

    A whining gearbox is the biggest complaint about the first Yaris. Many were replaced under warranty.

    At the viewing: Listen for a whine that changes with speed, in each gear.

    Source: What Car?: Toyota Yaris (1999-2003) reliability

  • Slipping clutch

    Manual gearbox

    Clutches can wear out early, especially on cars used mostly in town.

    At the viewing: In a high gear at low speed, press the accelerator firmly. If the revs rise but the car doesn't speed up, the clutch is slipping.

    Source: What Car?: Toyota Yaris (1999-2003) reliability

  • Uneven tyre wear

    All engines

    Uneven tyre wear and kerbed wheels can point to suspension that is out of alignment.

    At the viewing: Look at the inner and outer edges of the front tyres, and check the wheels for kerb damage.

    Source: What Car?: Toyota Yaris (1999-2003) reliability

Looking at a Toyota Yaris?

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Other years

Every year of the Toyota Yaris compared

YearMOT testsMost flagged
2026–Too new for MOT data
2025–Too new for MOT data
2024–Too new for MOT data
20231,199Tyres 12%
202222,993Tyres 20%
202147,677Tyres 22%
202061,611Tyres 21%
201982,989Tyres 26%
201882,903Tyres 27%
201779,864Tyres 27%
201684,554Tyres 28%
201591,481Tyres 29%
201486,278Tyres 29%
201386,046Tyres 30%
201281,787Tyres 29%
201148,171Suspension 30%
201055,604Suspension 35%
200973,384Suspension 35%
200867,114Suspension 44%
200762,625Suspension 43%
200651,516Lights and electrics 47%
200549,444Suspension 48%
200440,521Suspension 50%
200227,079Suspension 54%
200121,226Suspension 58%
200010,634Suspension 60%
19993,208Suspension 60%