ClaimRight · Warranty Denial Guides

Toyota Highlander Hybrid warranty claim denied?

384 manufacturer communications on file 12 warranty extensions / campaigns 2004–2025 model years covered

If Toyota just denied your Highlander Hybrid's warranty claim, you're not without options. Manufacturers file service communications with NHTSA documenting known issues, and for the Highlander Hybrid, 384 such communications are on record, including 12 warranty extensions or customer support programs. These cover components like brake booster and brake booster pump assemblies, HV floor wire harness corrosion, low pressure fuel pumps, paint repair, and power back door mechanisms across various model years from 2004 through 2025.

A denial from a dealer or manufacturer isn't always the final word. Claims are sometimes reversed when owners provide additional documentation, reference applicable service campaigns, or request a formal review. Understanding whether your specific issue matches a documented pattern is often the first step toward reconsideration.

ClaimRight offers a free assessment to help you understand what's been documented for your vehicle, whether your denied claim may align with a known issue, and what your realistic options look like. There's no obligation, and our approach is success-only — we don't get paid unless we help you move your claim forward. You've already done the hard part by asking questions; let us help you figure out the next step.

Free 2-minute assessment — is your denial worth fighting? →

What Toyota has documented for the Highlander Hybrid

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

2024-11-04 · 24TE01 Warranty extension
This Customer Support Program provides coverage as it applies to Brake Booster and Brake Booster Pump Assemblies on Certain 2014-2016 Model Year Highlander HV and certain 2017 Mode...
Official NHTSA document →
2024-09-25 · 22TE09 Warranty extension
TECHNICAL INSTRUCTIONS FOR CUSTOMER SUPPORT PROGRAM 22TE09 HV FLOOR UNDER WIRE HARNESS AND REAR TRACTION MOTOR CABLE CORROSION CERTAIN 2019 –2022 MODEL YEAR RAV4 HYBRID AWD
Official NHTSA document →
2023-05-18 · 22TE09-1 Warranty extension
TI: TECHNICAL INSTRUCTIONS FOR CUSTOMER SUPPORT PROGRAM 22TE09 HV FLOOR UNDER WIRE HARNESS AND REAR TRACTION MOTOR CABLE CORROSION CERTAIN 2020 ?2022 MODEL YEAR HIGHLANDER HYBRID...
Official NHTSA document →
2023-02-09 · 23TE04 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 Toyota?s agreement to provide a Cust...
Official NHTSA document →
2022-04-28 · ZKG_Paint_Repair Warranty extension
CSP: Customer Support Program ZKG - Paint Repair Process Operation Flow Chart
Official NHTSA document →
2019-08-28 · ZKC_Toyota POL19 Warranty extension
Warranty Enhancement Program: Toyota has received reports regarding the Brake Actuator Assembly and Brake Booster Pump Assembly indicating certain internal malfunctions.
Official NHTSA document →
2017-03-01 · ZG4_Dealer Email Warranty extension
Dealer Email: Toyota is announcing a Warranty Enhancement Program to extend the warranty coverage for the Power Back Door on certain 2008 - 2013 model year Highlander and Highland...
Official NHTSA document →
2017-03-01 · ZG4_Region Email Warranty extension
Region Email: Toyota is announcing a Warranty Enhancement Program to extend the warranty coverage for the Power Back Door on certain 2008 - 2013 model year Highlander and Highland...
Official NHTSA document →
2016-04-19 · ZG1_Dealer Lette Warranty extension
Dealer Letter: In these vehicles, Toyota has received some reports where various brake system related warning lamps illuminate due to internal malfunctions of the Brake Actuator a...
Official NHTSA document →
2016-04-19 · ZG1_Dealer email Warranty extension
Dealer email: In these vehicles, Toyota has received some reports where various brake system related warning lamps illuminate due to internal malfunctions of the Brake Actuator as...
Official NHTSA document →
2016-04-18 · ZG1_Region Lette Warranty extension
Region Letter: In these vehicles, Toyota has received some reports where various brake system related warning lamps illuminate due to internal malfunctions of the Brake Actuator a...
Official NHTSA document →
2016-04-18 · ZG1_Region email Warranty extension
Region email: In these vehicles, Toyota has received some reports where various brake system related warning lamps illuminate due to internal malfunctions of the Brake Actuator as...
Official NHTSA document →
2024-12-21 · 23TJ01_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 · T-SB-0104-23
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 →
2024-12-20 · Toyota Safety Re
Toyota Safety Recall and Service Campaign - Technician Certification Requirements 12.20.2023
Official NHTSA document →
2024-12-19 · LSB006523
TT: Engine Oil Leak between the Lower Oil Pan and Crank Case
Official NHTSA document →
2024-11-22 · T-SB-0021-24 Rev2
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, and...
Official NHTSA document →
2024-10-31 · T-SB-0102-24
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: •C...
Official NHTSA document →
2024-10-25 · 22TD02
22TD02 Renotification Letter Certain 2021 Model Year Highlander and Highlander Hybrid Vehicles Sealant for a Seam near the Fuel Inlet Limited Service Campaign 22TD02
Official NHTSA document →
2024-10-24 · 23TJ01
The table below describes the phases currently planned for the Second Key Delivery Program and the estimated timing of announcement. This table will be updated during each phase la...
Official NHTSA document →
2024-10-18 · T-SB-0098-24
Some 2022 model year Avalon and Avalon Hybrid, 2022 – 2024 model year Camry, Camry Hybrid, Corolla, Corolla Hatchback, Corolla Hybrid, Highlander, Highlander Hybrid, Prius, Prius P...
Official NHTSA document →
2024-10-01 · T-SB-0062-24 Rev1
Some 2023 model year RAV4 Prime vehicles with Data Communication Module (DCM) firmware version earlier than LG-N210hh1V1V-09 may exhibit a condition in which the remote climate sys...
Official NHTSA document →
2024-09-03 · T-TT-0751-24 Rev1
Some customers have expressed concern that the wireless functions of their Key Fob stop working. Key Fob LEDs will not turn ON, but engine starts with key held up against start but...
Official NHTSA document →
2024-07-29 · T-SB-0055-24 Rev1
Some 2005 – 2024 Toyota 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 t...
Official NHTSA document →
2024-07-18 · T-SB-0027-24 Rev1
OBSOLETE NOTICE July 18, 2024: This bulletin is now obsolete. Please see T-SB-0062-24.
Official NHTSA document →

Common questions

Why was my Toyota Highlander Hybrid warranty claim denied?
Warranty claims are denied for many reasons, including disputes over what caused the defect, whether the issue is covered under the original warranty terms, or whether a related service campaign applies. Dealers sometimes deny claims that later prove eligible under a manufacturer's warranty extension or customer support program. Reviewing the specific denial reason against documented issues for your model can clarify whether reconsideration is worthwhile.
What is a Toyota Warranty Enhancement Program or Customer Support Program?
These are manufacturer-initiated programs that extend warranty coverage beyond the original terms for specific components found to have a pattern of issues, such as brake boosters, wire harness corrosion, or power back doors. They are filed publicly with NHTSA. If your Highlander Hybrid falls within the affected model years and component, you may be entitled to repair coverage even after a standard warranty claim was denied.
Can I get my denied warranty claim reviewed again?
Many denied claims can be revisited, particularly if new documentation, a matching service campaign, or additional diagnostic information becomes available. Owners can request a formal reconsideration through the manufacturer or dealer. A free assessment can help identify whether your situation aligns with documented issues and what documentation might support a renewed request.
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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