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Toyota · Compact · 2003–2009

Toyota Prius XW20

Weaknesses, engine ratings and buying advice

★★★★★
3.0 / 5.0 · Based on 1 engine variants

Generations

Engine Overview

The Toyota Prius XW20 is available with one engine variant at 72 hp.

1.5L Hybrid · Benziner Hybrid· 111 PS
2003 2009
Be Careful 7 weaknesses
Show all weaknesses →

The Toyota 1.5L Hybrid (Benziner Hybrid, 111 PS) has the 1NZ-FXE (1.5L Hybrid) — rated: "Be Careful", 7 known weaknesses.

Vehicle Weaknesses

WeaknessCost
!Brake Disc Rust from Regenerative Braking

Since the Prius XW20 relies primarily on regenerative braking, the brake discs are rarely used mechanically and rust quickly.

Symptoms: Scraping and squealing when braking, extended stopping distance, vibration through the pedal.
from 80,000 km
Ad brake discs Prius XW20
 Low
NHTSA Owner Complaints
Below Average
7,206 complaints · 2003–2009
Lighting
3222 ⚠ 14
Brakes
1506 ⚠ 217
Electrical
1063 ⚠ 25
Hydraulic
675 ⚠ 104
Cruise Control
604 ⚠ 183

Top Reported Issues

⚠ Lighting (3222 complaints)
⚠ Brakes (1506 complaints)
⚠ Electrical (1063 complaints)
Source: NHTSA (nhtsa.gov) · 2026-03

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Known Problems and Issues

A total of 15 weaknesses have been documented for the Toyota Prius XW20 (2003–2009) — 7 engine-related and 8 vehicle-related. Typical issues affect Brakes, Electronics, Suspension, Cooling.

Prius (1NZ-FXE, 2003–2009) — Be Careful: Oil consumption from piston ring wear, Timing chain stretch and VVT noises, EGR channel and intake manifold coked up. Power: 72–77 PS.

What to watch out for with the Toyota Prius? See the detailed listing of all engine and vehicle weaknesses in the sections above.

Frequently Asked Questions

What problems and weaknesses does the Toyota Prius XW20 have? +
The Toyota Prius XW20 has 7 known engine weaknesses and 8 vehicle weaknesses.
What should I look for when buying a used Toyota Prius XW20? +
faq.watch_a_none
Which engine is recommended? +
Be careful: 1NZ-FXE (1.5L Hybrid). No engine is rated 'Good Choice'. The most fun to drive is the 1NZ-FXE (1.5L Hybrid).
Which Toyota Prius XW20 engine is the most fun? +
The {code} ({displacement}) offers the most driving fun in the Toyota Prius XW20 — rated: "Not Really". {description} 82 kW hybrid pioneer — E-CVT and rubber-band effect kill any driving fun. The Prius II is a statement of faith, not a car for enthusiasts.
Is the Toyota Prius XW20 worth buying used? +
The Toyota Prius XW20 requires careful consideration — choosing the right engine variant is crucial.
What horsepower variants are available for the Toyota Prius XW20? +
The Toyota Prius XW20 is available with engine variants from 72 to 77 hp. Petrol: 1NZ-FXE (1.5L Hybrid).

Last updated: February 2026 · All information without guarantee