ClaimRight · Warranty Denial Guides
Lexus Nx Hybrid warranty claim denied?
347 manufacturer communications on file
7 warranty extensions / campaigns 2014–2025 model years covered
If your Lexus NX Hybrid warranty claim was just denied, you're not alone, and the denial isn't necessarily the final word. Toyota and Lexus have filed 347 manufacturer communications with NHTSA for this model across the 2014–2025 model years, including 7 formal warranty extensions or customer support programs. Several of these address HV floor wire harness and rear traction motor cable corrosion on certain 2022–2023 NX350h vehicles (programs 23LE05 and 22TE09), along with earlier campaigns covering the Safety Connect/DCM location system. These filings show the manufacturer has already acknowledged specific, documented defect patterns in this vehicle line.
A denial from a dealer or claims adjuster is often a starting point, not an endpoint. Many denials are reconsidered once the vehicle's repair history is compared against known service campaigns, technical service bulletins, and warranty extension criteria. That comparison takes time and familiarity with how these documents are structured.
ClaimRight reviews your specific vehicle, repair records, and denial paperwork against this public documentation at no cost, so you can see, in plain language, whether your situation aligns with a known issue and what your realistic options are.
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What Lexus has documented for the Nx Hybrid
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 · 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 →
2024-03-01 · 23LE05 NX350h MG
Warranty extension TI: TECHNICAL INSTRUCTIONS FOR CUSTOMER SUPPORT PROGRAM 23LE05 HV FLOOR UNDER WIRE HARNESS AND REAR TRACTION MOTOR CABLE CORROSION CERTAIN 2022 - 2023 MODEL YEAR NX350 HYBRID
Official NHTSA document →
2024-03-01 · 23LE05 NX450H+ M
Warranty extension TI: 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 →
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 →
2019-10-17 · 19LE05 - Area Le
Warranty extension Area Letter: 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 (GPS)...
Official NHTSA document →
2019-10-17 · 19LE05 - Region
Warranty extension Region Email: 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 (GP...
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 · 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 →
2024-09-25 · 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 →
2024-06-21 · L-SB-0030-24
Some 2005 – 2024 Lexus vehicles that have undergone water intrusion may exhibit a condition in which a musty smell is present. Follow the procedures in this bulletin to remediate t...
Official NHTSA document →
2024-05-28 · L-SB-0027-24
A head unit software update is now available for 2022 model year LX 600, NX 250, NX 350, NX 350h, and NX 450h+ vehicles equipped with Lexus Multimedia (version 1020 or earlier). T...
Official NHTSA document →
2024-04-24 · L-TT-0323-23 Rev1
When setting up the Lexus Interface (21MM) user profile, if the QR code is not working please use the following recommendations. 1. Refer to the TAS 21MM Diagnostics Pre-Call Works...
Official NHTSA document →
2024-04-19 · L-SB-0020-24
Vehicles may occasionally be subjected to contamination by airborne iron particles shed from railroad tracks, train wheels, exposure to heavy machinery facilities, grinding, weldin...
Official NHTSA document →
2024-04-19 · L-SB-0021-24
Lexus vehicles are currently protected with RapgardTM protective film designed to protect the horizontal painted surfaces. This material protects from acid rain, environmental fall...
Official NHTSA document →
2024-04-19 · L-SB-0022-24
Acid rain results from rainwater or other airborne moisture that become acidic due to industrial chemical impurities in the atmosphere. If these acidic compounds settle on an expos...
Official NHTSA document →
2024-04-19 · L-SB-0023-24
To prevent brake rotor rust from forming during transportation and storage, wheel film will be used instead of a cardboard type of anti-rust cover. The purpose of the wheel film is...
Official NHTSA document →
Common questions
Why was my Lexus NX Hybrid warranty claim denied?
Warranty claims are often denied for reasons like mileage or age outside coverage limits, disputed cause of the failure, or missing maintenance records. Denials don't always account for manufacturer-issued service campaigns or warranty extensions tied to known defect patterns, such as those affecting HV wiring or traction motor cables on certain NX350h models, which can sometimes change the outcome.
Can a denied Lexus warranty claim be reopened or appealed?
Many manufacturers allow a claim to be reconsidered when new documentation is presented, such as matching your repair to an existing service campaign, technical service bulletin, or extended warranty program. Outcomes vary by vehicle and paperwork, but comparing your denial letter against the manufacturer's own published bulletins is a common first step before deciding whether to pursue reconsideration.
Does Lexus have any recalls or extended warranties for HV wiring corrosion on the NX Hybrid?
Yes. NHTSA filings show customer support programs 23LE05 and 22TE09, addressing corrosion of the HV floor under-wire harness and rear traction motor cable on certain 2022–2023 NX350h vehicles. If your vehicle falls within the affected range and this issue caused your denied repair, it may be worth reviewing your claim against these specific program criteria.
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