2009 Lexus LX570

Introduction The 2009 Lexus LX570 is a full-size luxury SUV noted for its off-road capability, interior comfort, and reliability. It comes standard with a 5.7-liter V8 engine and a six-speed automatic transmission, producing 383 horsepower and 403 lb-ft of torque.

Engine

5.7L V8

• Timing Belt Tensioner Failure: Worn or damaged timing belt tensioners can cause the timing belt to slip or break, resulting in catastrophic engine damage. Symptoms include engine noise, rough idling, and difficulty starting. Repair involves replacing the tensioner and timing belt. Estimated Cost to Fix: $1,000 - $1,500+
• Variable Valve Timing System (VVT) Solenoid Failure: Faulty VVT solenoids can lead to poor engine performance, reduced fuel efficiency, and error codes. Symptoms include rough running, stalling, and decreased power. Repair requires replacing the affected solenoid. Estimated Cost to Fix: $300 - $600
• Intake Manifold Gasket Leak: Deteriorated intake manifold gaskets can cause vacuum leaks, resulting in rough idling, poor acceleration, and increased emissions. Repair involves replacing the gaskets. Estimated Cost to Fix: $400 - $800

Transmission

Six-Speed Automatic

• Leaking Transmission Cooler Lines: Corroded or damaged transmission cooler lines can leak transmission fluid, leading to reduced fluid levels and transmission damage. Symptoms include slipping gears, delayed shifts, and overheating. Repair involves replacing the leaking lines. Estimated Cost to Fix: $500 - $1,000
• Transmission Pressure Control Solenoid Failure: Faulty pressure control solenoids can cause transmission shifting issues, such as delayed shifts, slipping gears, and harsh engagement. Repair requires replacing the affected solenoid. Estimated Cost to Fix: $300 - $500

Suspension

• Air Suspension Leveling Sensor Failure: Malfunctioning leveling sensors can cause uneven suspension ride height or failure of the air suspension system. Symptoms include uneven vehicle stance, poor handling, and warning lights. Repair involves replacing the faulty sensor. Estimated Cost to Fix: $200 - $400
• Rear Axle Bearing Failure: Worn or damaged rear axle bearings can lead to noise, vibration, and reduced handling. Repair involves replacing the bearing. Estimated Cost to Fix: $500 - $1,000
• Front Upper Control Arm Bushing Wear: Premature wear in the front upper control arm bushings can cause noise, vibration, and reduced handling. Repair involves replacing the bushings. Estimated Cost to Fix: $300 - $500

Electrical

• Battery Drain: Weak or faulty batteries can drain the battery after extended periods of non-use. Symptoms include difficulty starting and reduced electrical system functionality. Repair involves replacing or recharging the battery. Estimated Cost to Fix: $200 - $300
• Alternator Failure: Failed alternators are unable to charge the battery, leading to electrical system issues and battery drain. Symptoms include flickering lights, decreased battery power, and warning lights. Repair involves replacing the alternator. Estimated Cost to Fix: $500 - $1,000
• Fuse Box Overheating: Overheating fuse boxes due to high electrical load or short circuits can cause electrical malfunctions. Symptoms include blown fuses, dash light failures, and smoking or melting fuse boxes. Repair involves replacing the affected fuses and potentially upgrading the fuse box. Estimated Cost to Fix: $200 - $600

Exterior

• Moonroof Drain Plugs Clogging: Clogged moonroof drain plugs can cause water buildup, leading to leaks and interior damage. Symptoms include water spots on the headliner, musty odors, and potential rust. Repair involves clearing the drain plugs. Estimated Cost to Fix: $100 - $200

Interior

• HVAC Blend Door Actuator Failure: Faulty HVAC blend door actuators can cause issues with temperature control, air flow direction, and defroster operation. Symptoms include inconsistent or no air flow, uneven temperatures, and warning lights. Repair involves replacing the affected actuator. Estimated Cost to Fix: $200 - $400
• Dashboard Panel Gaps: Misaligned or loose dashboard panels can result in uneven gaps or rattles. Repair involves adjusting the panels or replacing damaged mounts. Estimated Cost to Fix: $300 - $500

Summary The 2009 Lexus LX570 has some potential issues to be aware of, including engine timing belt problems, transmission cooler line leaks, suspension component failures, and electrical system issues. While most of these issues are relatively minor and affordable to fix, some, such as timing belt tensioner failure, can be severe and costly. However, the LX570 remains a highly reliable vehicle overall, with a well-regarded reputation for comfort, capability, and long-term durability.