2023 Lexus IS350

The 2023 Lexus IS350 is a luxury sport sedan known for its stylish design, comfortable ride, and engaging driving dynamics. It offers a blend of performance and refinement, appealing to drivers who desire a sporty yet sophisticated vehicle. The IS350 comes standard with a 3.5-liter V6 engine producing 311 horsepower and 280 lb-ft of torque. Other available engines include a 2.0-liter turbocharged four-cylinder in the IS300 and another version of the 3.5-liter V6 in the IS350. The IS300 models use an 8-speed automatic transmission (RWD) or a 6-speed automatic transmission (AWD), while the IS350 uses an 8-speed automatic transmission, available with both rear-wheel drive and all-wheel drive. Some owners appreciate the car’s reliability, luxurious interior, and sporty handling. Criticisms often include the somewhat dated infotainment system and limited rear seat space.

Engine

3.5L V6

• Fuel Injector Issues
  • Description/Symptoms: Some owners have reported rough idling, misfires, and decreased fuel economy. These symptoms may be associated with faulty fuel injectors that are not spraying fuel correctly.
  • Solution: Replacement of the faulty fuel injectors is the typical remedy. Some dealerships may attempt to clean the injectors first, but replacement is often necessary.
  • Estimated Cost to Fix: $800 - $1,500+
  • Recalls: None Found

Transmission

8-Speed Automatic (Aisin AA80E)

• Harsh Shifting/Hesitation
  • Description/Symptoms: Some owners have reported experiencing harsh shifting, especially during low-speed driving or when shifting between gears. In some cases, the transmission may hesitate before engaging a gear, leading to a delay in acceleration.
  • Solution: In some instances, a software update to the transmission control module (TCM) may resolve the issue. However, in more severe cases, replacement of valve body or other transmission components may be required.
  • Estimated Cost to Fix: $200 (Software Update) - $4,000+ (Replacement)
  • Recalls: None Found

Suspension

• No Issues Found

Electrical

• Infotainment System Freezing/Rebooting
  • Description/Symptoms: The infotainment system may freeze unexpectedly, requiring a reboot to restore functionality. This can happen while using navigation, playing music, or accessing other features.
  • Solution: A software update to the infotainment system may resolve the issue. In some cases, the infotainment unit might need to be replaced if the problem persists.
  • Estimated Cost to Fix: $0 (Software Update) - $1,500+ (Replacement)
  • Recalls: None Found
• Backup Camera Issues
  • Description/Symptoms: Intermittent or complete failure of the backup camera.
  • Solution: Replacement of the camera unit. Check wiring harness and connections before replacement.
  • Estimated Cost to Fix: $300 - $800
  • Recalls: None Found

Exterior

• No Issues Found

Interior

• Rattling/Creaking Noises
  • Description/Symptoms: Some owners have reported rattling or creaking noises emanating from the dashboard, door panels, or other interior components. These noises can be distracting and detract from the vehicle’s luxury feel.
  • Solution: The source of the rattling or creaking noise must be identified and addressed. This may involve tightening loose components, adding padding or insulation, or replacing damaged parts.
  • Estimated Cost to Fix: $50 - $500+ (depending on the source and complexity)
  • Recalls: None Found

In summary, the 2023 Lexus IS350 is a generally reliable vehicle, but some owners have reported issues with the engine, transmission, electrical system, and interior components. While the fuel injector and transmission issues can be more costly to repair, other problems, such as infotainment glitches and interior noises, are typically less severe. Prospective buyers should be aware of these potential issues and carefully inspect the vehicle before making a purchase.