2021 Lexus LX570

The 2021 Lexus LX 570 is a full-size luxury SUV known for its ruggedness, off-road capability, and comfortable interior. It features a powerful 5.7-liter V8 engine producing 383 horsepower and 403 lb-ft of torque, paired with an 8-speed automatic transmission. There are no other engine or transmission options available on this vehicle. Owners often praise its luxurious cabin, smooth ride, and reliability. Some common complaints revolve around its outdated infotainment system, lower fuel economy, and higher price point.

Engine

5.7L V8

• Valve Cover Gasket Leak
  • Description/Symptoms: Oil leaking from the valve cover onto the exhaust manifold, causing a burning smell. Visible oil stains on the engine block near the valve covers.
  • Solution: Replacement of the valve cover gaskets.
  • Estimated Cost to Fix: $300 - $600

Transmission

8-Speed Automatic

• No Issues Found

Suspension

• Air Suspension Failure
  • Description/Symptoms: The vehicle sagging on one or more corners, ride height not adjusting correctly, “Check Air Suspension” warning light illuminated. Can be caused by leaks in the air struts, a failing air compressor, or a faulty height sensor.
  • Solution: Diagnosis to pinpoint the faulty component (strut, compressor, sensor) and replacement of the affected part.
  • Estimated Cost to Fix: $800 - $2000+ per strut; $500 - $1500 for the compressor; $200 - $500 for a height sensor.

Electrical

• Infotainment System Freezing/Crashing
  • Description/Symptoms: The infotainment screen freezing, becoming unresponsive to touch, or rebooting unexpectedly. Issues can affect navigation, audio, and climate controls.
  • Solution: Software update of the infotainment system. In severe cases, replacement of the infotainment unit may be necessary.
  • Estimated Cost to Fix: $0 (software update if available) - $2000+ (infotainment unit replacement)
• Battery Drain
  • Description/Symptoms: The vehicle experiencing a dead battery overnight or after a short period of inactivity. Potential causes include a parasitic draw from an electronic component or a failing battery.
  • Solution: Diagnosis of the parasitic draw by testing individual circuits. Replacement of the faulty component causing the draw or replacement of the battery if it is failing.
  • Estimated Cost to Fix: $100 - $500+ (diagnosis and component repair); $200 - $400 (battery replacement)

Exterior

• Automatic Running Board Malfunction
  • Description/Symptoms: The automatic running boards failing to deploy or retract properly. This could be due to a faulty motor, damaged sensors, or debris obstructing the movement.
  • Solution: Cleaning and lubricating the running board mechanisms. Replacement of the motor, sensors, or running board assembly if necessary.
  • Estimated Cost to Fix: $100 - $300 (cleaning/lubrication); $500 - $1500+ (component replacement).

Interior

• Navigation System Outdated Maps
  • Description/Symptoms: Navigation system using outdated maps, causing incorrect routing or difficulty finding destinations.
  • Solution: Updating the navigation system maps via software update or SD card.
  • Estimated Cost to Fix: $150 - $300+ (for map update)

Summary:

The 2021 Lexus LX 570, while generally reliable, experiences some common issues, primarily related to the air suspension, electrical system (infotainment), and exterior components (running boards). The severity of these issues ranges from minor inconveniences like outdated maps to more costly repairs such as air suspension component failure. Potential buyers should be aware of these potential problems and factor in the cost of maintenance and repairs when considering purchasing this vehicle.