2022 Lexus LX600
The 2022 Lexus LX600 marks a significant redesign for the flagship SUV, offering a blend of luxury, off-road capability, and modern technology. It is powered by a 3.5-liter twin-turbocharged V6 engine producing 409 horsepower and 479 lb-ft of torque, replacing the previous generation’s V8. This engine is paired exclusively with a 10-speed automatic transmission. People generally appreciate the LX600’s opulent interior, smooth ride (especially with the available air suspension), and impressive off-road prowess. However, some criticisms include the complex infotainment system, the lack of a hybrid option, and the high price point. This response will detail the common issues reported by owners, categorized by vehicle system.
Engine
3.5L Twin-Turbocharged V6
- Turbocharger Failure
- Description/Symptoms: Some owners have reported premature failure of the turbochargers. Symptoms include a loss of power, unusual noises (whining or screeching) from the engine bay, and potentially an engine check light.
- Solution: Turbocharger replacement.
- Estimated Cost to Fix: $4,000 - $6,000+
- Recalls: None Found
- Coolant Leak
- Description/Symptoms: External coolant leaks are being reported by a few owners, causing low coolant levels, white smoke from exhaust, and possibly overheating.
- Solution: Replacing coolant hoses or other failed components.
- Estimated Cost to Fix: $500 - $2,000+
- Recalls: None Found
Transmission
10-Speed Automatic
- Harsh Shifting/Hesitation
- Description/Symptoms: Some owners have described experiencing rough or jerky shifts, particularly at lower speeds. There are also cases of hesitation upon acceleration from a stop.
- Solution: In some cases, a software update or transmission fluid flush has resolved the issue. In more severe cases, valve body replacement might be necessary.
- Estimated Cost to Fix: $200 (fluid flush) - $3,000+ (valve body replacement)
- Recalls: None Found
Suspension
- Air Suspension Malfunctions
- Description/Symptoms: For vehicles equipped with the air suspension system, some owners have reported issues such as the vehicle not maintaining proper ride height, the suspension compressor failing, or warning lights illuminating on the dashboard.
- Solution: Diagnosis and repair of the air suspension system, which may involve replacing the compressor, air struts, height sensors, or related components.
- Estimated Cost to Fix: $1,000 - $4,000+ depending on the component
- Recalls: None Found
Electrical
- Infotainment System Freezing/Lagging
- Description/Symptoms: Many owners have complained about the infotainment system being slow to respond, freezing, or glitching. This can affect navigation, audio, climate controls, and other vehicle functions.
- Solution: Software updates from Lexus are the primary method for addressing this issue. In some cases, replacing the infotainment unit may be necessary.
- Estimated Cost to Fix: $0 (software update) - $2,000+ (unit replacement)
- Recalls: None Found
- Driver Assist Features Not Working
- Description/Symptoms: Owners have reported issues with the driver assist features, such as the lane departure warning, adaptive cruise control, and blind spot monitoring, not functioning properly or displaying error messages.
- Solution: This can be caused by a variety of factors, including sensor malfunctions, software glitches, or interference. Diagnosis and repair by a qualified technician are required.
- Estimated Cost to Fix: $200 - $1,500+ depending on the sensor
- Recalls: None Found
Exterior
- Automatic Running Board Issues
- Description/Symptoms: For vehicles equipped with automatic running boards, some owners have reported that the running boards either don’t deploy or retract properly, or make excessive noise during operation.
- Solution: Inspect the running board motor, hinges, and sensors. Lubrication or replacement of faulty components may be required.
- Estimated Cost to Fix: $300-$1,200+
- Recalls: None Found
Interior
- Third Row Seat Operation
- Description/Symptoms: The power-folding third row seats can sometimes exhibit problems with folding or unfolding smoothly, getting stuck, or not operating at all.
- Solution: Diagnosis of the seat mechanism, including motors, linkages, and sensors. Replacement of faulty components may be required.
- Estimated Cost to Fix: $200 - $1000+
- Recalls: None Found
Summary
The 2022 Lexus LX600, while a luxurious and capable SUV, has presented some owners with notable issues. The most concerning are the potential for turbocharger failure and coolant leaks in the engine, as well as issues with the transmission, which can result in significant repair costs. While infotainment system glitches are more of a nuisance, the air suspension and driver assist features malfunctions can impact the driving experience and safety. Overall, while not all LX600 owners experience these problems, potential buyers should be aware of these potential issues and consider them when making a purchase decision.