Reliability Guide
Common Toyota Problems
Select a model below to discover known faults, common MOT failures, estimated repair costs, and buying tips.
Select a Toyota Model
Toyota Aygo X
2022 – 2025
4 documented issues
Toyota bZ4X
2022 – 2025
3 documented issues 1 severe
Toyota Yaris Mk4 / Yaris Cross
2020 – 2025
4 documented issues
Toyota Corolla (E210)
2019 – 2025
4 documented issues
Toyota RAV4 Mk5 (XA50)
2019 – 2025
3 documented issues 2 severe
Toyota Yaris Mk3 (XP130 second facelift)
2017 – 2020
4 documented issues
Toyota Hilux Mk8
2016 – 2025
3 documented issues
Toyota C-HR
2016 – 2024
3 documented issues
Toyota Hilux (AN120)
2016 – 2024
4 documented issues 1 severe
Toyota Aygo Mk2
2014 – 2021
4 documented issues
Toyota Yaris Mk3 (XP130 facelift)
2014 – 2016
4 documented issues
Toyota RAV4 Mk4 (XA40)
2013 – 2018
4 documented issues
Toyota Auris Mk2
2012 – 2018
4 documented issues
Toyota Yaris Mk3 (XP130)
2011 – 2013
4 documented issues 2 severe
Toyota Land Cruiser (J150)
2009 – 2024
4 documented issues 2 severe
Toyota Avensis Mk3 (T27)
2009 – 2018
3 documented issues
Toyota Prius Mk3 (XW30)
2009 – 2015
4 documented issues 2 severe
Toyota Auris Mk1
2007 – 2012
4 documented issues 1 severe
Toyota Aygo Mk1
2005 – 2014
5 documented issues
Toyota RAV4 Mk3 (XA30)
2005 – 2012
4 documented issues 1 severe
Toyota Yaris Mk2
2005 – 2011
4 documented issues 2 severe
Toyota Avensis Mk2 (T25)
2003 – 2009
3 documented issues 1 severe
Toyota MR2 Roadster (Mk3, W30)
1999 – 2007
3 documented issues 2 severe
Toyota Yaris Mk1
1999 – 2005
4 documented issues 1 severe
Toyota Avensis Mk1 (T22)
1997 – 2003
4 documented issues 1 severe
Brand-wide Toyota Problem Patterns
Hybrid Inverter Failure (ZE3): Prius and Auris models (2010-2014) have a 15-year warranty extension for the inverter module.
"Cablegate" (RAV4/Highlander AWD-i): Corrosion on the rear motor high-voltage cable connector can lead to expensive repairs on 2019-2022 AWD hybrids.
bZ4X Winter Range & Charging: Early models face significant range drops in cold weather and slow DC charging speeds due to lack of battery preconditioning.
12V Battery Drain: A widespread issue across the 2019+ hybrid range where the car fails to start if left for more than a week.
2.2 D-4D / D-CAT Head Gasket: The AD-series diesel engine is notorious for carbon buildup leading to head gasket and block erosion.
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