2022 Lexus NX450h+

The 2022 Lexus NX 450h+ is a plug-in hybrid variant of the NX compact SUV, offering a blend of luxury, fuel efficiency, and performance. It features a 2.5-liter inline-4 engine paired with electric motors, producing a combined 304 horsepower. Other engine options for the 2022 Lexus NX include the NX 250 with a 2.5-liter inline-4 (203 hp) and the NX 350 with a 2.4-liter turbocharged inline-4 (275 hp). All engines are paired with an 8-speed automatic transmission, except the plug-in hybrid models. Owners often praise its comfortable ride, luxurious interior, and advanced technology features. Criticisms commonly revolve around the infotainment system’s usability and the relatively high price point.

Electric Motor

2.5L Inline-4 Hybrid with Electric Motors

• High Voltage Coolant Heater Failure
  • Description/Symptoms: The high voltage coolant heater that controls the temperature of the battery can fail. This can result in a check engine light, reduced EV range, and the vehicle may default to running primarily on the gasoline engine.
  • Solution: The heater needs to be replaced by a certified technician.
  • Estimated Cost to Fix: $1000 - $2000+
  • Recalls: None Found
• Loss of EV Charging Capability
  • Description/Symptoms: The vehicle may fail to charge when plugged into an EV charger, either Level 1 or Level 2. This can be due to a faulty onboard charger, software issues, or problems with the charging port.
  • Solution: Diagnosis by a Lexus technician is required to determine the root cause. Potential solutions include software updates, replacement of the onboard charger, or repair of the charging port.
  • Estimated Cost to Fix: $500 - $2500+
  • Recalls: None Found

Transmission

8-Speed Automatic Transmission

• Hesitation or Jerking During Acceleration
  • Description/Symptoms: Some owners have reported experiencing hesitation or jerking motions during acceleration, particularly at lower speeds. This may be caused by a transmission control module issue or improper shifting behavior.
  • Solution: A software update to the transmission control module (TCM) or, in some cases, replacement of the TCM.
  • Estimated Cost to Fix: $100 - $1000+
  • Recalls: None Found

Electrical

• Infotainment System Freezing/Rebooting
  • Description/Symptoms: The infotainment system, including the touchscreen display, may freeze, become unresponsive, or spontaneously reboot. This can affect navigation, audio, and other vehicle functions.
  • Solution: A software update from Lexus may resolve the issue. If the problem persists, replacement of the infotainment system’s control module may be necessary.
  • Estimated Cost to Fix: $0 (software update) - $1500+ (module replacement)
  • Recalls: None Found
• Connectivity Issues with Wireless Apple CarPlay/Android Auto
  • Description/Symptoms: Intermittent connectivity problems with wireless Apple CarPlay or Android Auto, including dropped connections, failure to connect, or distorted audio.
  • Solution: Ensure the vehicle’s software is up to date. Try resetting the infotainment system and re-pairing the device. If the problem persists, a dealer visit may be required to diagnose potential hardware issues.
  • Estimated Cost to Fix: $0 (software update/reset) - $500+ (hardware repair)
  • Recalls: None Found

Interior

• Rattling/Squeaking Noises from Dashboard or Trim
  • Description/Symptoms: Annoying rattling or squeaking noises emanating from the dashboard, door panels, or other interior trim pieces, especially when driving on rough roads.
  • Solution: Identifying the source of the noise and applying felt tape or other sound-dampening materials. This may require professional assistance to disassemble and reassemble the affected areas.
  • Estimated Cost to Fix: $100 - $500+
  • Recalls: None Found
• Malfunctioning Power Liftgate
  • Description/Symptoms: The power liftgate may fail to open or close properly, become stuck, or emit unusual noises during operation.
  • Solution: Check the liftgate struts, sensors, and motor. Replacement of faulty components may be required.
  • Estimated Cost to Fix: $200 - $800+
  • Recalls: None Found

Summary

The 2022 Lexus NX 450h+ appears to have a range of potential issues, mainly related to the electric motor components, infotainment system, and interior trim. The severity of these issues varies from minor annoyances like rattles to more significant problems like motor failures. Repair costs can range from minimal for software updates to potentially thousands of dollars for replacing major components. Potential buyers should be aware of these reported issues and consider getting a pre-purchase inspection to identify any existing problems.