2020 Lexus NX Problems: 4 Known Issues
2020 model year · 3,000+ owner reports · Updated September 2026
According to Au7o's analysis of 3,000+ owner reports, the 2020 Lexus NX has 4 documented known issues. None of the listed issues is rated critical; this is not a complete reliability assessment. The most commonly reported issue is Infotainment System Lag and Touchpad Issues with 3,000 owner reports. Across all issues with published estimates, repair costs range from $300 to $2,600. DIY maintenance guides at au7o.io.
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All 4 Known Issues
NHTSA Recalls1 recall
FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP
Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain 2018 Camry, 2019 Lexus NX300, and 2019 RX350L vehicles. The low-pressure fuel pump inside the fuel tank may fail.
Enter your VIN at NHTSA.gov to check recalls specific to your vehicle.
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Frequently Asked Questions
What are the most common Lexus NX problems?
According to Au7o's analysis of 3,000+ owner reports, the 2020 Lexus NX has 4 documented issues. The most frequently reported are: Blocked A-Pillar and Sunroof Drain Tubes Causing Cabin Water Leak, Water Pump Leak on 8AR-FTS Turbo Engine, Infotainment System Lag and Touchpad Issues. None are rated critical, but regular maintenance is recommended.
Is the Lexus NX reliable?
The 2020 Lexus NX has 4 known issues documented across 3,000+ owner reports. None of the matching records is rated critical; this is not a complete reliability assessment. Regular maintenance following the manufacturer's schedule helps prevent many common problems.
How much does it cost to fix common Lexus NX problems?
Repair costs for known Lexus NX issues range from $0 to $2,600, depending on the specific problem and whether you choose DIY or professional repair. Au7o provides step-by-step DIY maintenance guides that can help reduce repair costs.
What is the 2015-2021 Lexus NX Blocked A-Pillar and Sunroof Drain Tubes Causing Cabin Water Leak?
The drain tubes that carry water from the sunroof tray and the cowl down through the A-pillars block with debris, and once blocked the water backs up and enters the cabin at the driver's side kick panel. Owners describe finding the driver footwell carpet soaked, often after the l… Repairs typically run $0-$2,600. Severity: medium.
What is the 2015-2021 Lexus NX Water Pump Leak on 8AR-FTS Turbo Engine?
The mechanical water pump on the 8AR-FTS 2.0L turbo develops a coolant leak from its shaft seal and weep hole. The early signs are a slow, unexplained drop in the coolant reservoir and a crusty pink or orange residue below the pump on the front of the engine. What makes this more… Repairs typically run $450-$1,500. Severity: medium.
What is the 2015-2021 Lexus NX Infotainment System Lag and Touchpad Issues?
The first-generation NX infotainment system with the Remote Touch Interface touchpad suffers from significant lag and poor usability. The touchpad is difficult to control precisely while driving, and the system responds slowly to inputs. Menu navigation and destination entry are… Severity: low.
What is the 2015-2021 Lexus NX Intake Valve Carbon Deposits on the 8AR-FTS Turbo Beyond 60,000 Miles?
The 8AR-FTS 2.0 turbo in the NX 200t and NX 300 is a direct-injected engine, and Lexus direct-injection engines have a long-standing record of fouling intake valves with carbon because fuel never washes across the back of the valve. Lexus partially mitigated this on the 8AR-FTS w… Repairs typically run $300-$1,000. Severity: low.
Content on this page was compiled with AI assistance using NHTSA complaints, TSBs, owner reports, and public automotive data. While we strive for accuracy, this information may contain errors. Always verify repair procedures and specifications with your vehicle's service manual or a qualified mechanic.