ClaimRight · Warranty Denial Guides

Lexus Nx warranty claim denied?

129 manufacturer communications on file 8 warranty extensions / campaigns 2015–2025 model years covered

If your Lexus NX warranty claim was just denied, you're not alone, and the denial may not be the final word. NHTSA's public records show 129 manufacturer communications filed for the Lexus NX (2015–2025), including 8 warranty extensions or customer support programs covering issues like HV floor wire harness and rear traction motor cable corrosion on certain 2022 NX450h+ and NX350h models, a low-pressure fuel pump settlement, and Safety Connect system location inaccuracies. These filings show that manufacturers themselves have acknowledged recurring problems on this model, sometimes well after original warranties expired. A denial from a dealer doesn't always account for extended coverage tied to these programs, or for documentation that supports your specific repair. Many owners find that a denial can be reconsidered once the right paperwork, technical bulletins, and program details are compiled and presented clearly. A free assessment can help you understand whether your repair may fall under an existing customer support program or warranty extension, and what documentation could strengthen a reconsideration request. There's no cost to find out where you stand.

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What Lexus has documented for the Nx

Filed with NHTSA by the manufacturer. Warranty extensions are the strongest signal — the manufacturer acknowledging a defect and extending coverage for it.

2024-09-19 · 22TE09 Warranty extension
TECHNICAL INSTRUCTIONS FOR CUSTOMER SUPPORT PROGRAM 22TE09 HV FLOOR UNDER WIRE HARNESS AND REAR TRACTION MOTOR CABLE CORROSION CERTAIN 2022 MODEL YEAR NX450H+
Official NHTSA document →
2024-09-19 · 23LE05 Warranty extension
TECHNICAL INSTRUCTIONS FOR CUSTOMER SUPPORT PROGRAM 23LE05 HV FLOOR UNDER WIRE HARNESS AND REAR TRACTION MOTOR CABLE CORROSION CERTAIN 2022 MODEL YEAR NX350 HYBRID
Official NHTSA document →
2023-02-09 · 23LE02 Warranty extension
DL: On December 20, 2022, a settlement of claims for certain low pressure fuel pumps was approved by the federal court. The settlement includes Lexus?s agreement to provide a Custo...
Official NHTSA document →
2022-12-01 · 19LE05 Dealer Pa Warranty extension
DP: Customer Support Program 19LE05 expired December 1, 2022.
Official NHTSA document →
2020-08-24 · KLG_19LE05-TI-Up Warranty extension
TI: TECHNICAL INSTRUCTIONS FOR LIMITED SERVICE CAMPAIGN KLG CUSTOMER SUPPORT PROGRAM 19LE05 SAFETY CONNECT SYSTEM ? VEHICLE LOCATION INACCURATE
Official NHTSA document →
2019-12-10 · KLG_Dealer Packa Warranty extension
Dealer Package: 12/10/2019 Vehicle total has increased by approximately 6,260 vehicles. Vehicles were moved from Customer Support Program 19LE05 and added to Limited Service Campai...
Official NHTSA document →
2019-11-13 · 19LE05_Dealer Pa Warranty extension
Dealer Package: The Data Communication Module (DCM) in the subject vehicles is equipped with software to identify the location of the vehicle using the Global Positioning System (G...
Official NHTSA document →
2019-10-17 · 19LE05-KLG - TI- Warranty extension
Technical Instructions: TECHNICAL INSTRUCTIONS FOR LIMITED SERVICE CAMPAIGN KLG CUSTOMER SUPPORT PROGRAM 19LE05 SAFETY CONNECT SYSTEM ? VEHICLE LOCATION INACCURATE CERTAIN 2011 ?...
Official NHTSA document →
2024-12-21 · 23LJ01P5_RL_Publ
RL: The supply of Smart Keys available for Lexus vehicles has been temporarily limited to one (1) on select models since October 2022 due to global semiconductor shortages impactin...
Official NHTSA document →
2024-12-21 · 23LJ01P5_TI_Publ
TI: TECHNICAL INSTRUCTIONS FOR 23LJ01 Second Key Delivery Program Multiple Models and Model Years
Official NHTSA document →
2024-12-21 · 23LJ01_P5_Dealer
DP: The subject vehicles were delivered with only one (1) Smart Key on select models since October 2022 due to a global semiconductor shortage impacting certain microchips. The aff...
Official NHTSA document →
2024-12-21 · L-SB-0016-23 Rev
TSB: A battery in a stored vehicle is subject to conditions that can reduce its performance and service life. These conditions include storage period, temperature, parasitic drain,...
Official NHTSA document →
2024-12-21 · L-SB-0019-23 Rev
TSB: Long-term or off-site storage requires special care to keep vehicles factory fresh and ready for delivery. The following guidelines should be performed to minimize vehicle com...
Official NHTSA document →
2024-12-21 · L-SB-0026-23 Rev
TSB: 2024 model year Lexus vehicles are equipped with driver side floor mat retaining hooks (clips) to secure the floor mat in the correct position. In addition, some models may al...
Official NHTSA document →
2024-12-21 · L-SB-0069-23
TSB: 2025 model year Lexus vehicles are equipped with driver side floor mat retaining hooks (clips) to secure the floor mat in the correct position. In addition, some models may al...
Official NHTSA document →
2024-12-20 · L-SB-0025-23 Rev
TSB: During the manufacturing process, tires are mounted on the vehicle as matched sets to help reduce conditions such as pulling or drifting. If the wheels are replaced or refinis...
Official NHTSA document →
2024-12-20 · L-SB-0067-23
TSB: During the manufacturing process, tires are mounted on the vehicle as matched sets to help reduce conditions such as pulling or drifting. If the wheels are replaced or refinis...
Official NHTSA document →
2024-11-06 · L-TT-0336-24 Rev1
After jump-starting, the vehicle may experience a no-start condition and multiple DTCs including U010087 - Lost Communication with ECM/PCM "A" Missing Message. Upon investigation,...
Official NHTSA document →
2024-10-24 · 23LJ01
SECOND KEY DELIVERY PROGRAM 23LJ01 Multiple Models and Model Years Second Key Delivery Program Frequently Asked Questions
Official NHTSA document →
2024-10-24 · L-TT-0336-24
After jump-starting, the vehicle may experience a no-start condition and multiple DTCs including U010087 - Lost Communication with ECM/PCM "A" Missing Message. Upon investigation,...
Official NHTSA document →
2024-10-10 · 24LC03
TECHNICAL INSTRUCTIONS FOR SPECIAL SERVICE CAMPAIGN 24LC03 MALFUNCTION INDICATOR LAMP (MIL) IS ON WITH DTC P05CE00 SOFTWARE UPDATE CERTAIN 2023-2024 NX 350 VEHICLES CERTAIN 2023-20...
Official NHTSA document →
2024-09-25 · L-SB-0034-24
Some 2022 – 2024 model year NX 250 and NX 350 vehicles may exhibit a condition where the vehicle displays both a System Malfunction Visit Your Dealer warning message and a brake wa...
Official NHTSA document →
2024-09-25 · L-SB-0035-24
Some 2022 – 2024 model year NX 250, NX 350, and NX 350h vehicles may exhibit a MIL ON condition with Diagnostic Trouble Code (DTC) P162B87 (Lost Communication with Battery Monitor...
Official NHTSA document →
2024-09-03 · L-SB-0015-24 Rev1
Pre-Delivery Service (PDS) is a critical step in satisfying our new car customers. Customer feedback indicates the following areas deserve special attention when performing PDS: •...
Official NHTSA document →
2024-07-29 · L-SB-0030-24 Rev1
Some 2005 – 2024 Lexus vehicles that have undergone water intrusion may exhibit a condition in which a musty odor is present. Follow the procedures in this bulletin to remediate th...
Official NHTSA document →

Common questions

Why was my Lexus NX warranty claim denied?
Dealers may deny claims for reasons ranging from mileage or age cutoffs to disputes over whether a defect is covered under the original warranty terms. However, some denials don't account for separate customer support programs or warranty extensions the manufacturer has issued for specific components, which can apply even after standard coverage ends.
Are there known issues with the Lexus NX that Lexus has acknowledged?
Yes. NHTSA records show Lexus has filed 8 warranty extensions or service campaigns for the NX, including corrosion issues affecting HV floor wire harnesses and rear traction motor cables on certain 2022 NX450h+ and NX350h models, a low-pressure fuel pump settlement, and a Safety Connect system location accuracy program.
Can a denied warranty claim be reconsidered?
Denials are sometimes reversible when owners provide additional documentation, such as repair records, technical service bulletins, or evidence that the issue falls under a manufacturer's customer support program. A structured reconsideration request that references relevant filings can prompt a dealer or manufacturer to review the claim again.
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ClaimRight is a consumer advocacy and document-preparation service. We are not a law firm, do not provide legal advice, and make no promises about the outcome of any individual claim. Bulletin data is sourced from public NHTSA filings and refreshed weekly. All vehicle guides