2020 Toyota Highlander Hybrid technical service bulletins
140 technical service bulletins and manufacturer communications cover the 2020 Toyota Highlander Hybrid, including 12 warranty extensions.
Bulletins tell dealers how to fix known problems. A warranty extension means the manufacturer pays for that repair for longer.
- Although the flow shut-off valve is covered by Toyota’s New Vehicle Limited Warranty for 36 months or...
- Although the HV Floor Under Wire Harness and Rear Traction Motor Cable is covered by Toyota’s New Vehicle...
- Customer support program 24TE04
- Engine
- Frequently Asked Questions CUSTOMER SUPPORT PROGRAM 24TE04 Multiple Model & Model Year Toyota Vehicles...
- This Customer Support Program provides coverage as it applies to Flow Shut-off Valve Coolant Leak on...
- Obsolete notice
- Water leak from the roof rack attachment clips
- Condition in which the air conditioner does not cool due to a leak and/or corrosion in the rear underbody...
- Obsolete notice
- Obsolete notice
- Some 2018 – 2024 model year Toyota vehicles equipped with a Premium Audio with Dynamic Navigation System...
- Condition in which a musty odor is present
- Condition in which the Power Back Door (PBD) will not open or close and/or stops moving while opening or...
- The subject vehicles are equipped with a rear motor unit and an HV Floor Under Wire that provide high...
- Technical instructions for 25TD01 rear traction motor cable corrosion certain 2019 - 2024 RAV4 HV (AWD),...
- Technical instructions for 25TD01 rear traction motor cable corrosion certain 2019 - 2024 RAV4 HV (AWD)...
- The specific condition covered by this program is for a small engine coolant leak that can occur from the...
- Condition in which an “Engine Maintenance Required” message is displayed in the Multi-Information Display...
- The air conditioning dye injection tool kit has been developed to aid in identifying the location of air...
- To assist with the early detection and early resolution of audio related concerns you may be asked to...
- TT: Engine Oil Leak between the Lower Oil Pan and Crank Case
- This bulletin includes basic procedures for performing a rescue charge at battery on high voltage (HV)...
- Acid rain results from rainwater or other airborne moisture that become acidic due to industrial chemical...
- To prevent brake rotor rust from forming during transportation and storage, wheel film will be used...
- The condition known as acid rain is caused by airborne chemicals or particles in the atmosphere, which mix...
- Toyota vehicles are currently protected with RapgardTM protective film designed to protect the horizontal...
- Vehicles may occasionally be subjected to contamination by airborne iron particles shed from railroad...
- Technical instructions for customer support program 22TE09 HV floor under wire harness and rear traction...
- Condition in which a musty odor is present
- This Service Bulletin provides updated non-electric water pump leak inspection and diagnostic tips for...
- After jump-starting, the vehicle may experience a no-start condition and multiple DTCs including U010087
- Toyota vehicles are currently protected with RapgardTM protective film designed to protect the horizontal...
- Water leak from the roof rack attachment clips
- Customers have expressed concerns about the performance of Qi Wireless Chargers
- This is to advise of various price adjustments that will affect Toyota Genuine Motor Oil and Long Life...
- DP: Although the HV Floor Under Wire Harness and Rear Traction Motor Cable is covered by Toyota?s New...
- Some 2018 ? 2022 model year Toyota vehicles equipped with a Premium Audio with Dynamic Navigation System...
- One or more of the following conditions: ?Milky/discolored engine oil
- TT: Some 2020-2022 vehicles equipped with North American Produced (NAP) A25A-FKS/FXS engines may...
- Hybrid system warning lamp occurring in below-freezing temperatures (below 32°F or 0°C). After performing...
- Toyota vehicles equipped with an A25A-FKS or A25A-FXS engine may exhibit reduced engine power and/or a MIL...
- The air conditioning dye injection tool kit has been developed to aid in identifying the location of air...
- TT: A very small percentage of customers experience operational difficulties with some telematics features...
- MIL ON condition with one or both of the following Diagnostic Trouble Codes (DTCs) present: ?P24517F ?...
- Ti: technical instructions for customer support program 22TE09 HV floor under wire harness and rear...
- TT: After jump-starting, the vehicle may experience a no-start condition and multiple DTCs including U010087
- DP: Although the high-pressure fuel pump is covered by Toyota?s New Vehicle Limited Warranty for 5 years...
- TT: To assist with the early detection and early resolution of audio related concerns, it may be requested...
- MIL ON condition with Diagnostic Trouble Codes (DTCs) P0087 (Fuel Rail/System Pressure ? Too Low) and/or...
- Some 2018 ? 2022 model year Toyota vehicles equipped with a Premium Audio with Dynamic Navigation System,...
- TT: After jump-starting, the vehicle may experience a no-start condition and multiple DTCs including U010087
- TT: Vehicles listed above equipped with a Denso Ten radio (Entune Audio Plus or Premium Audio) may exhibit...
- Abnormal multi-display operation, including but not limited to: an intermittent blank screen (reverse...
- TT: Some Model Year 2018-2021 vehicles equipped with A25A-FKS/FXS or M20A-FKS/FXS engines may display the...
- Paint stains after the removal of Rapgard?. The paint stains may appear to be under the clear coat but are...
- This bulletin includes basic procedures for performing a rescue charge at battery on high voltage (HV)...
- Condition in which a musty smell is present
- Abnormal whistle noise from the front when driving over 35 mph
- TT: To improve customer support of telematics connected services features, additional resources have been...
- Some 2018 model year Camry and Camry Hybrid, 2019 model year Avalon and Avalon Hybrid, 2020 ? 2021 model...
- Obsolete notice
- One or more of the following conditions: ?The fuel gauge displays less than full when the fuel nozzle...
- TSB This Service Bulletin includes guidelines meant to help determine whether to repair or replace a wire...
- POL: This consolidated Tire Warranty Guide contains the complete warranty terms for all brands of ground...
- One or more of the following conditions: ?Milky/Discolored engine oil
- Some 2020 ? 2022 model year Highlander Hybrid vehicle customers may express a concern of engine noise on...
- One or more of the following conditions: ?WiFi intermittently inoperative
- One or more of the following conditions: ?Diagnostic Trouble Code (DTC) B15A804 is present in current or...
- Obsolete notice
- TT: Some customers may encounter Bluetooth® connectivity concerns such as: ?Difficulty to pair the phone
- TT: Special Service Campaign 21TC05 applies to the following condition: The fuel gauge needle and the...
- Updates to the 2014-2021 toyota universal flat rate manual
- One or more of the following conditions: ?Intermittent blank screen
- Toyota Safety Recall and Service Campaign
- TT: Some vehicles may experience an issue related to the DCM, the following information is consolidating...
- One or more of the following conditions: ?Barge in function defaulted to OFF. ?Limited phone book grammar
- TT: Starting with 8/11/2020 production, 2020 model year Highlander vehicles will not include visor bracket...
- TT: The new DCA-8000 Diagnostic Charger may
- TT: Unibody vehicles commonly have lashing holes on the under body used for securing the vehicle during...
- TT: Some 2020 model year models equipped with A25A-FKS or A25A-FXS engine may exhibit a MIL ON with one or...
- TT: In the interest of customer satisfaction, the adoption of wrap guard film to the Front and Rear Door,...
- Safety Recall and Service Campaign
- Long-term or off-site storage requires special care to keep vehicles factory fresh and ready for delivery
- An initialization procedure is required to activate the Entune? 3.0 App Suite Connect for Audio, Audio...
- TT: Alignment specifications for the 2020 Highlander and Highlander HV have been updated and are...
- TT: Safety Connect is a vehicle option which requires a subscription fee for the system to be active after...
- Revision notice
- Revision notice
- TT: Some Highlander and Sienna clad/chrome wheels might experience bubbling and/or peeling off on the...
- Revision notice
- Hybrid vehicles are equipped with two types of batteries: ? Hybrid Vehicle (HV) battery ? Auxiliary (12V)...
- A battery in a stored vehicle is subject to conditions that can reduce its performance and life
- During the manufacturing process, tires are mounted on the vehicle as matched sets to help reduce...
- 2020 model year Toyota vehicles are equipped with driver side floor mat retainers to secure the floor mat...
- Replacement vin plates.
- Product general information.
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