The hybrid battery is the most expensive component to replace ($1,500–$3,000+). Do not rely on the dashboard "bars" alone.
During your test drive, if the battery display goes from "full" to "empty" in just a few minutes of driving, the battery is likely weak. how to buy a used prius
Look for a "knocking" sound when the engine first cold-starts. You can use a head gasket tester from sites like Amazon to check the coolant for combustion gases. The hybrid battery is the most expensive component
Pull the dipstick. If it’s low or the oil is pitch black, it may have the notorious Gen 3 oil-burning issue. 4. Verify History & Recalls Look for a "knocking" sound when the engine
Listen for a frequent "buzzing" or clicking sound from under the hood when the car is parked or the brakes are applied. If the ABS or Brake lights are on, walk away—this repair is often $2,000+.