PROBLEM GUIDE
Here's what owners are experiencing, based on our research of real owner reports and repair data.
Last updated July 2026
170
complaints filed for the 2010 model year
2010–2015
Model years affected
$3,000 – $3,700
Typical repair cost, by problem
Click a problem for the full write-up — symptoms, what we found, and typical repair costs where we have them.
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Start my diagnosis →Owners describe it as a "Lexus design flaw"
Check engine light: On
The engine oil cooler line/pipe bursts, causing complete oil loss while driving — one owner explicitly calls it a "Lexus design flaw." The Toyota Sienna has a similar major oil-cooler-line rupture problem via the shared Toyota/Lexus engine family.
Loss of braking control in wet conditions
Check engine light: On
ABS actuator failures cause wheel lockup; brake power-assist malfunctions contribute to loss of braking control in wet conditions.
Vehicle accelerates despite foot on brake
Check engine light: On
Unintended acceleration is documented — "vehicle accelerates despite foot on brake," with multiple parking-lot collisions reported.
Steering-wheel stiffness
Check engine light: On
Steering column rattling and clunking occurs, along with steering-wheel stiffness.
Failures in both directions documented
Check engine light: On
Airbags fail to deploy during crashes in some cases, and separately, spontaneously deploy without impact in others.
Sensor and full-system replacement documented
Check engine light: Off
Air suspension failures are documented in two independent entries describing sensor and system replacement.
An air conditioning fault occurs due to a failed AC amplifier
Check engine light: Off
An air conditioning fault occurs due to a failed AC amplifier. This is among the more frequently reported issues on this generation, with 83 owner reports on file.
A software upgrade addresses GPS, radio, and heater operation
Check engine light: Off
A software upgrade addresses GPS, radio, and heater operation. This is among the more frequently reported issues on this generation, with 26 owner reports on file.
The airbag warning light illuminates with code B0111 and/or B0116
Check engine light: On
The airbag warning light illuminates with code B0111 and/or B0116. This is among the more frequently reported issues on this generation, with 22 owner reports on file.
The check engine light illuminates with codes indicating a fault with the variable valve timing system
Check engine light: On
The check engine light illuminates with codes indicating a fault with the variable valve timing system. This is among the more frequently reported issues on this generation, with 14 owner reports on file.
Enter your VIN to check for open recalls and technical service bulletins on your specific car.
The information on this page is for general educational purposes only and is not a diagnosis. It is compiled from aggregated owner-reported data and publicly available sources, not from an inspection of your vehicle. Symptoms described here can have multiple causes, and the presence of a commonly reported problem does not mean your vehicle has it. Repair cost ranges are estimates that vary by region, shop, vehicle condition, and parts availability. Recall and service campaign information may be incomplete or out of date — verify current recall status with NHTSA or your manufacturer. MyGearGuru is not affiliated with, endorsed by, or sponsored by any vehicle manufacturer; manufacturer and model names are used for identification only. Always consult a qualified technician before making repair decisions.
Engine oil cooler line and pipe bursts cause complete oil loss while driving — one owner explicitly calls it a "Lexus design flaw." The same oil-cooler-line rupture is reported on the Toyota Sienna, which uses the same engine family.