2017 Lexus RX450h

The 2017 Lexus RX450h is a hybrid luxury SUV known for its smooth ride, comfortable interior, and excellent fuel economy. Powered by a 3.5-liter V6 engine paired with an electric motor, it delivers a combined 308 horsepower and boasts responsive acceleration. Unlike the standard RX350 with its gasoline-only engine, the RX450h prioritizes efficiency. Owners generally appreciate its reliability, quiet cabin, and upscale features, although some criticize its infotainment system’s user interface and the somewhat uninspiring driving experience.

Electric Motor

• Hybrid Battery Degradation
  • Description/Symptoms: Reduced battery capacity over time, leading to decreased fuel economy and shorter all-electric driving range. Error messages related to the hybrid system may appear.
  • Solution: Replacement of the hybrid battery pack.
  • Estimated Cost to Fix: $4,000 - $7,000+
  • Recalls: None Found

Exterior

• Automatic Rear Liftgate Malfunction
  • Description/Symptoms: The rear liftgate fails to open or close automatically, or only opens/closes partially. May be accompanied by beeping sounds or error messages on the dashboard.
  • Solution: Replacement or reprogramming of the liftgate motor, struts, or control module.
  • Estimated Cost to Fix: $300 - $800+
  • Recalls: None Found

Interior

• Navigation System Freezing/Crashing
  • Description/Symptoms: The navigation system freezes, crashes, or displays incorrect information. The screen may become unresponsive.
  • Solution: Software update or replacement of the navigation system unit.
  • Estimated Cost to Fix: $100 - $1,500+
  • Recalls: None Found
• Dashboard Cracking
  • Description/Symptoms: Cracks forming on the dashboard surface, particularly in warmer climates.
  • Solution: Replacement of the dashboard.
  • Estimated Cost to Fix: $1,500 - $3,000+
  • Recalls: None Found
• Power Seat Malfunction
  • Description/Symptoms: The power seats stop working, or only move in certain directions.
  • Solution: Replacement of the seat motor, switch, or wiring harness.
  • Estimated Cost to Fix: $300 - $1000
  • Recalls: None Found

Electrical

• Backup Camera Failure
  • Description/Symptoms: The backup camera image is distorted, blurry, or doesn’t display at all.
  • Solution: Replacement of the camera unit or repair of the wiring harness.
  • Estimated Cost to Fix: $200 - $800+
  • Recalls: None Found

Summary:

The 2017 Lexus RX450h is generally a reliable vehicle, but owners have reported issues such as hybrid battery degradation, automatic liftgate malfunctions, navigation system problems, dashboard cracking, power seat malfunction and backup camera failure. These issues vary in severity and cost of repair, with hybrid battery replacement being the most expensive potential fix. While some issues are relatively minor, others can be more significant and require professional attention. Potential buyers should be aware of these common complaints and have the vehicle inspected by a qualified mechanic before purchase.