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2018 Lexus LX570

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By Research the Car 4 min read

The 2018 Lexus LX 570 is a full-size luxury SUV known for its off-road capability, comfortable ride, and opulent interior. It comes with only one engine option: a 5.7-liter V8 producing 383 horsepower and 403 lb-ft of torque, paired with an 8-speed automatic transmission. Owners generally appreciate the LX 570 for its reliability, luxurious features, and smooth ride quality. However, some common complaints include its poor fuel economy, outdated infotainment system, and bulky size making it difficult to maneuver in tight spaces.

Category: Engine

5.7L V8 (3UR-FE)

  • Valve Cover Gasket Leaks
    • Description/Symptoms: Oil leaks around the valve covers, resulting in a burning oil smell. Oil may drip onto exhaust manifolds.
    • Solution: Replace the valve cover gaskets.
    • Estimated Cost to Fix: $300 - $600+
    • Recalls: None Found
  • Variable Valve Timing (VVT) System Issues
    • Description/Symptoms: Rough idle, decreased fuel economy, and potential engine misfires. Error codes related to the VVT system might be triggered.
    • Solution: Diagnose the specific component causing the issue (VVT solenoid, oil control valve, or cam phaser). Replace the faulty part.
    • Estimated Cost to Fix: $200 - $1,000+ (depending on the specific part needing replacement)
    • Recalls: None Found

Category: Transmission

A760F 8-Speed Automatic

  • Torque Converter Shudder
    • Description/Symptoms: A noticeable shudder or vibration, especially during light acceleration at lower speeds.
    • Solution: Perform a transmission fluid flush. If the shudder persists, the torque converter may need to be replaced.
    • Estimated Cost to Fix: Fluid Flush: $200 - $400. Torque Converter Replacement: $1,500 - $3,000+
    • Recalls: None Found

Category: Suspension

  • Adaptive Variable Suspension (AVS) Failure
    • Description/Symptoms: Uneven ride height, harsh ride, warning lights on the dashboard indicating AVS malfunction. The system may become stuck in a firm or soft setting.
    • Solution: Diagnose the faulty component (AVS strut, sensor, or control module). Replace the defective part.
    • Estimated Cost to Fix: $800 - $2,000+ per strut, depending on location.
    • Recalls: None Found
  • Hydraulic Cylinder Leakage
    • Description/Symptoms: Reduced ride height or uneven suspension. A hissing sound may be heard coming from the vehicle.
    • Solution: Replace hydraulic cylinder.
    • Estimated Cost to Fix: $800 - $2,000
    • Recalls: None Found

Category: Electrical

  • Navigation System Freezing/Malfunctioning
    • Description/Symptoms: The navigation screen freezes, becomes unresponsive, or displays incorrect information.
    • Solution: Try resetting the system. If the issue persists, the navigation unit may need to be replaced or reprogrammed.
    • Estimated Cost to Fix: Reprogramming: $100 - $300. Replacement: $1,000 - $3,000+
    • Recalls: None Found
  • Parking Sensor Failure
    • Description/Symptoms: Parking sensors fail to detect obstacles, resulting in warning beeps or no beeps at all.
    • Solution: Diagnose and replace the faulty parking sensor.
    • Estimated Cost to Fix: $200 - $500+ per sensor, including labor.
    • Recalls: None Found
  • Battery Drain
    • Description/Symptoms: The battery drains overnight or within a few days of being fully charged. Jump starting the vehicle is required.
    • Solution: Diagnose the source of the parasitic draw. Common culprits include aftermarket electronics, faulty relays, or a malfunctioning alternator.
    • Estimated Cost to Fix: $100 - $500+ depending on the source of the drain and parts needing replacement.
    • Recalls: None Found

Category: Exterior

  • Power Running Board Malfunction
    • Description/Symptoms: The power running boards fail to deploy or retract properly. They may get stuck in one position.
    • Solution: Clean and lubricate the running board hinges and motor. If the issue persists, the motor or linkage may need to be replaced.
    • Estimated Cost to Fix: Lubrication/Cleaning: $50 - $150. Motor/Linkage Replacement: $500 - $1,500+ per side.
    • Recalls: None Found
  • Power Tailgate Issues
    • Description/Symptoms: The power tailgate fails to open or close automatically. It may become slow or jerky in operation.
    • Solution: Check the struts, latches, and motor. Replace any faulty components.
    • Estimated Cost to Fix: $300 - $1,000+ depending on the component.
    • Recalls: None Found

Category: Interior

  • Dashboard Cracking
    • Description/Symptoms: Cracks appear on the dashboard, especially in areas exposed to direct sunlight.
    • Solution: Replacement of the dashboard is the only permanent solution. Applying a dash cover or sealant can help prevent further cracking.
    • Estimated Cost to Fix: Dashboard Replacement: $1,500 - $3,000+
    • Recalls: None Found
  • Seat Heater Failure
    • Description/Symptoms: The seat heaters stop working or provide inconsistent heat.
    • Solution: Diagnose the faulty component (heating element, switch, or control module). Replace the defective part.
    • Estimated Cost to Fix: $200 - $800+ per seat.
    • Recalls: None Found

Summary

The 2018 Lexus LX 570 generally has good reliability, but some common issues do arise. Engine issues like valve cover gasket leaks and VVT system problems are typical, ranging from a few hundred to over a thousand dollars to fix. The 8-speed transmission can experience torque converter shudder, potentially requiring expensive repairs. The Adaptive Variable Suspension can also be costly to repair, especially if struts need replacing. Electrical issues, like navigation problems and battery drains, and interior issues like dashboard cracking, are also reported. While these problems can be a concern, addressing them promptly can help maintain the LX 570’s reliability and overall value.

Lexus, LX570
Lexus LX570 2018
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