2022 INFINITI QX80

Here’s a breakdown of common issues and complaints reported for the 2022 INFINITI QX80, categorized by component and including available details. The 2022 INFINITI QX80 is a full-size luxury SUV known for its opulent interior, spaciousness, and powerful V8 engine. Under the hood lies a 5.6-liter V8 engine producing 400 horsepower and 413 lb-ft of torque, paired exclusively with a 7-speed automatic transmission. While owners appreciate the QX80’s comfortable ride, towing capacity, and luxurious features, some common criticisms include its outdated infotainment system, lower fuel economy compared to competitors, and overall size making it challenging to maneuver in tight spaces.

Engine

5.6L V8

• Timing Chain Issues
  • Description/Symptoms: Some owners have reported issues with the timing chain tensioner, causing excessive noise (rattling) from the engine, particularly on cold starts. In severe cases, a failing timing chain can lead to engine misfires, reduced performance, and even engine damage.
  • Solution: Replacement of the timing chain, tensioners, guides, and potentially other related components.
  • Estimated Cost to Fix: $2,500 - $4,500+
  • Recalls: None Found
• Oil Leaks
  • Description/Symptoms: Oil leaks from various engine seals and gaskets have been reported. Common areas include valve cover gaskets, rear main seal, and oil pan gasket. Symptoms include visible oil leaks under the vehicle, a burning oil smell, and low oil levels.
  • Solution: Replacement of the leaking seals or gaskets.
  • Estimated Cost to Fix: $200 - $1,500+ depending on the location and complexity of the repair.
  • Recalls: None Found

Transmission

7-Speed Automatic

• Harsh Shifting/Hesitation
  • Description/Symptoms: Some owners have experienced rough or delayed shifting, particularly between certain gears. Hesitation during acceleration or a noticeable “clunk” when shifting gears may also occur.
  • Solution: A software update to the transmission control module (TCM) may resolve some shifting issues. More severe cases may require valve body replacement or, in rare instances, a full transmission replacement.
  • Estimated Cost to Fix: Software update: $100 - $200, Valve body replacement: $1,500 - $3,000+, Transmission replacement: $4,000 - $7,000+
  • Recalls: None Found

Suspension

• Air Suspension Issues (if equipped)
  • Description/Symptoms: Models equipped with air suspension may experience issues such as compressor failure, air leaks in the system (resulting in a sagging vehicle), or uneven ride height. Error messages related to the suspension system may also appear.
  • Solution: Diagnosis and replacement of the faulty component, such as the air compressor, air struts, or height sensors.
  • Estimated Cost to Fix: Air compressor replacement: $800 - $1,500+, Air strut replacement (per strut): $500 - $1,200+, Height sensor replacement: $200 - $400+
  • Recalls: None Found

Electrical

• Infotainment System Freezing/Crashing
  • Description/Symptoms: The infotainment system can be slow to respond, freeze, or crash unexpectedly. This can affect navigation, audio, and other vehicle functions controlled through the screen.
  • Solution: Software updates may improve system stability. In some cases, replacement of the infotainment unit may be necessary.
  • Estimated Cost to Fix: Software update: $0 - $200, Infotainment unit replacement: $1,000 - $3,000+
  • Recalls: None Found
• Sensor Malfunctions (Parking Sensors, Blind Spot Monitoring)
  • Description/Symptoms: Parking sensors or blind spot monitoring systems may malfunction, providing false alerts or failing to detect obstacles/vehicles.
  • Solution: Diagnosis of the affected sensor and replacement if necessary. Recalibration of the system may also be required.
  • Estimated Cost to Fix: Sensor replacement: $200 - $500+ per sensor, Recalibration: $100 - $300+
  • Recalls: None Found

Exterior

• Automatic Tailgate Issues
  • Description/Symptoms: The automatic tailgate may fail to open or close properly. This could be due to a faulty motor, damaged struts, or sensor issues.
  • Solution: Diagnose the cause and repair or replace damaged parts.
  • Estimated Cost to Fix: $300 - $800+
  • Recalls: None Found

Interior

• Seat Motor Malfunctions
  • Description/Symptoms: The electric seat motors that control the positioning of the seats may experience failure. This could result in an inability to move the seat forward, backward, up, or down.
  • Solution: Repair or replacement of the seat motor assembly.
  • Estimated Cost to Fix: $400 - $1,000+
  • Recalls: None Found

Summary

The 2022 INFINITI QX80 presents a mix of potential issues ranging from moderate to potentially expensive repairs. Engine-related problems such as timing chain issues and oil leaks can be costly, while transmission and suspension issues can impact ride quality and reliability. Electrical glitches in the infotainment system and sensor malfunctions can be frustrating. While some issues may be resolved with software updates or minor repairs, others could require significant investment. Overall, prospective buyers should be aware of these potential problems and consider a thorough inspection before purchasing a used 2022 QX80.