2021 Lexus LS500h

Introduction:

The 2021 Lexus LS500h is a luxurious full-size sedan powered by a 3.5L V6 hybrid engine paired with a 10-speed automatic transmission. It produces 354 horsepower and 350 lb-ft of torque. Known for its refined ride, spacious interior, and advanced technology, the LS500h is also praised for its impressive fuel efficiency for its size. However, like any vehicle, it is not without its reported issues.

Engine

3.5L V6 Hybrid Engine

• Fuel injector failure:
  • Description/Symptoms: Engine misfires, rough idling, reduced power, increased fuel consumption
  • Solution: Replace faulty fuel injectors
  • Estimated Cost to Fix: $500 - $800+
  • Recalls: None Found
• Intake manifold vacuum leak:
  • Description/Symptoms: Loss of power, whistling noise from engine
  • Solution: Replace or repair intake manifold gasket
  • Estimated Cost to Fix: $300 - $500

Transmission

10-Speed Automatic Transmission

• No Issues Found

Suspension

• Rear suspension clunking noise:
  • Description/Symptoms: Clicking or clunking sound from rear suspension over bumps
  • Solution: Replace or adjust rear suspension components (bushings, links, etc.)
  • Estimated Cost to Fix: $200 - $600+

Electrical

• Headlight condensation:
  • Description/Symptoms: Moisture buildup inside headlight housing causing reduced visibility
  • Solution: Replace headlight housing
  • Estimated Cost to Fix: $500 - $1,000 per headlight
  • Recalls: NHTSA Campaign Number 22V443000
• Blind spot monitor malfunction:
  • Description/Symptoms: False alerts or lack of alerts, obscured sensor lenses
  • Solution: Clean or replace blind spot monitor sensors
  • Estimated Cost to Fix: $200 - $400+

Exterior

• Rear bumper panel fit issues:
  • Description/Symptoms: Uneven or misaligned bumper panel gaps
  • Solution: Adjust or replace bumper panel
  • Estimated Cost to Fix: $100 - $300+

Interior

• Infotainment system lag or freezing:
  • Description/Symptoms: Slow or unresponsive infotainment screen, audio issues
  • Solution: Software updates or hardware replacement
  • Estimated Cost to Fix: $0 - $1,000+
• Ambient lighting malfunction:
  • Description/Symptoms: Flickering or dim ambient lighting
  • Solution: Replace faulty LED bulbs or wiring
  • Estimated Cost to Fix: $200 - $500+

Summary:

While the 2021 Lexus LS500h offers impressive luxury and driving dynamics, it has experienced some reported issues, particularly in its engine (fuel injector failure) and electrical systems (headlight condensation). The severity of these issues varies, and some may be resolved through recalls or software updates. Estimated repair costs can range from minor to more significant, especially for headlight replacements. Potential buyers should be aware of these potential issues and factor them into their purchase decisions.