#1
Hybrid Battery System
Reported across 9 Toyota Prius model years analyzed. Pull the full reliability report for a specific year to see exact symptoms, mileage ranges, and repair-cost estimates.
Issue Pattern Analysis
Toyota Prius Common Problems
We analyzed every Toyota Prius reliability report across 25 model years (avg score 87/100) — here are the issues that keep showing up.
Most-Reported Prius Issues
Ranked by how often this issue appears in our Toyota Prius year-by-year reports.
Affects 36% of years
#2
12V Auxiliary Battery
Reported across 7 Toyota Prius model years analyzed. Pull the full reliability report for a specific year to see exact symptoms, mileage ranges, and repair-cost estimates.
#3
Hybrid Battery (HV Battery)
Reported across 3 Toyota Prius model years analyzed. Pull the full reliability report for a specific year to see exact symptoms, mileage ranges, and repair-cost estimates.
#4
Multi-Function Display (MFD)
Reported across 3 Toyota Prius model years analyzed. Pull the full reliability report for a specific year to see exact symptoms, mileage ranges, and repair-cost estimates.
#5
Hybrid Battery Degradation
Reported across 3 Toyota Prius model years analyzed. Pull the full reliability report for a specific year to see exact symptoms, mileage ranges, and repair-cost estimates.
#6
Hybrid Battery
Reported across 2 Toyota Prius model years analyzed. Pull the full reliability report for a specific year to see exact symptoms, mileage ranges, and repair-cost estimates.
#7
Braking System (ABS Actuator)
Reported across 2 Toyota Prius model years analyzed. Pull the full reliability report for a specific year to see exact symptoms, mileage ranges, and repair-cost estimates.
#8
ABS Actuator / Brake Booster Pump
Reported across 2 Toyota Prius model years analyzed. Pull the full reliability report for a specific year to see exact symptoms, mileage ranges, and repair-cost estimates.
Problems by Model Year
2001 Toyota Prius72/100
A fuel-efficient relic that demands careful scrutiny of its aging hybrid system and critical brake components.
2002 Toyota Prius78/100
A budget-friendly fuel-sipper, but the hybrid battery's lifespan is the critical factor in its long-term viability.
2003 Toyota Prius82/100
A fuel-sipping trailblazer that demands a thorough pre-purchase inspection of its aging, crucial hybrid components.
2004 Toyota Prius83/100
An economic marvel that can become a money pit if key hybrid components are overlooked prior to purchase.
2005 Toyota Prius78/100
A fuel-sipping marvel that demands financial preparedness for its specialized hybrid system components.
2006 Toyota Prius82/100
A budget-friendly, fuel-sipping workhorse, provided you're prepared for the eventual replacement of aging hybrid and braking system components.
2007 Toyota Prius88/100
A fuel-efficient workhorse with a few high-cost Achilles' heels, manageable with informed preventative care.
2008 Toyota Prius88/100
A fuel-sipping workhorse, but be prepared for potential hybrid system investments at higher mileages.
2009 Toyota Prius82/100
A frugal classic with aging hybrid components that demand careful pre-purchase inspection.
2010 Toyota Prius82/100
A supremely efficient hybrid, but be wary of its few costly Achilles' heels that can total the car.
2011 Toyota Prius82/100
A fuel-sipping workhorse, but a few critical known flaws demand diligent attention and inspection before purchase.
2012 Toyota Prius88/100
A supremely reliable hybrid with minor, but manageable, systemic weaknesses that are well-documented.
Don't buy on guesswork
Get the full Toyota Prius risk report
Common-problem patterns above are aggregate. For the specific year you're shopping, the paid report breaks down: exact mileage failure windows, repair-cost ranges, recall status, and a buy/avoid verdict.
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