2020 Toyota Tacoma Technical Service Bulletins

198 technical service bulletins (TSBs) are on record for the 2020 Toyota Tacoma. TSBs are notes manufacturers send to dealers about repair procedures for issues seen in the field. They are not recalls and do not by themselves mean a vehicle has a fault.

• 10252259Feb 20, 2024Other or unknown, Equipment. TSB: Some 2018 ? 2022 model year Toyota vehicles equipped with a Premium Audio with Dynamic Navigation System require a Special Service Tool (SST) USB flash drive to update the map, points of interest, and system software. The SST is used with applicable vehicles to deliver the update, however, the process for generating license keys differs from previous generations.
• 10247828Nov 28, 2023Other or unknown, Air bags, Forward collision avoidance, Equipment, Electrical…. TSB: All 2020 ? 2023 model year 4Runner, 2018 ? 2022 model year Sequoia, 2018 ? 2023 model year Tacoma, and 2018 ? 2021 model year Tundra vehicles are equipped with Pre-collision System (PCS) and Dynamic Radar Cruise Control (DRCC) as part of the Toyota Safety Sense (TSS) package. The PCS and DRCC systems are designed to help mitigate a potential collision and maintain a pre-determined traveling distance.
• 10246038Oct 26, 2023Body and structure, Equipment. RL: Toyota has received some reports of paint peeling along the exterior door window frames and front inner fenders under the hood on certain Tacoma vehicles with 040 Super White paint color.
• 10246037Oct 26, 2023Body and structure, Equipment. DP: Toyota has received some reports of paint peeling along the exterior door window frames and front inner fenders under the hood on certain Tacoma vehicles with 040 Super White paint color.
• 10246039Oct 16, 2023Equipment, Body and structure. FAQ: Certain 2016-2022 Model Year Tacoma Vehicles Painted with Super White (040) Paint Color Coverage for Paint Peeling on Door Frames + Front Inner Fenders Frequently Asked Questions
• 10244115Aug 21, 2023Visibility (wipers, defrost, mirrors). TSB: The air conditioning dye injection tool kit has been developed to aid in identifying the location of air conditioning refrigerant leaks. Follow the procedures outlined in this service bulletin to aid in locating, inspecting, and repairing refrigerant leaks
• 10244113Aug 17, 2023Vehicle speed control, Air bags, Equipment. TSB: Replacement certification labels (the vinyl label installed on the driver door or door post) and VIN plates (the metal plate riveted to dashboard) (see Figure 1) for most 1979 ? 2023 model year vehicles may be available provided the requests meet the criteria listed in this Service Bulletin. Follow the Procurement Procedure in this bulletin to request a replacement certification label or VIN plate.
• 10244111Aug 17, 2023Other or unknown. TT: A very small percentage of customers experience operational difficulties with some telematics features which they cannot resolve on their own. These resources, in conjunction with the Repair Manual, are for dealership personnel to assist those customers with user issues, user errors, and compatibility issues with other vehicle systems and external applications encountered while operating telematics features.
• 10244108Aug 16, 2023Transmission and drivetrain, Equipment. TSB: Some 2005 ? 2023 model year Tacoma vehicles equipped with a manual transmission may exhibit a squeak or creak noise from the clutch pedal when it is depressed or released.
• 10241402Jul 21, 2023Transmission and drivetrain, Back-over prevention (rear camera), Suspension. TSB: Some 2019 ? 2023 model year Tacoma Double Cab vehicles may exhibit a whine noise from the rear of the vehicle. This condition may occur while driving around 50 mph (80 kph) at constant speed, slight acceleration, or slight deceleration. This condition may be caused by rear differential vibration transferring through the chassis and body
• 10238157May 30, 2023Electrical system, Equipment. TSB: The Immobilizer and Smart Key Reset is a feature that allows the registration of new keys when all master keys are lost. Once the system is reset, all previously registered keys will be erased. Follow the procedures in this bulletin to reset a vehicle Immobilizer or Smart Key system.
• 10236191Apr 5, 2023Fuel system. DP: Although the high-pressure fuel pump is covered by Toyota?s New Vehicle Limited Warranty for 5 years or 60,000 miles (whichever comes first), we at Toyota care about the customers? ownership experience. Toyota is providing coverage for repairs related to the presence of a fuel odor in or around the engine bay originating at the high-pressure fuel pump of the subject vehicles.
• 10234341Mar 29, 2023Vehicle speed control. TSB: Some 2016 ? 2023 model year Tacoma vehicles may exhibit a condition where snow or ice builds up between the right or left front door and front fender, preventing the front door from fully opening. Follow the Repair Procedure in this bulletin to address this condition.
• 10234294Mar 29, 2023Vehicle speed control. TSB: Some 2016 ? 2023 model year Tacoma vehicles may exhibit a condition where snow or ice builds up between the right or left front door and front fender, preventing the front door from fully opening. Follow the Repair Procedure in this bulletin to address this condition.
• 10234332Mar 20, 2023Equipment, Electrical system. TT: Electronic Parts Catalog (EPC) does not include notes requiring ordering the Protector Heater seals when replacing the air conditioning Evaporator Core (88511- #####) or Radiator Heater Unit SubAssembly (87107- #####
• 10234312Mar 6, 2023Electrical system. TT: Electronic Parts Catalog (EPC) does not include notes requiring ordering the Protector Heater seals when replacing the air conditioning Evaporator Core (87511- #####) or Radiator Heater Unit Sub-Assembly (87107- #####).
• 10234311Mar 6, 2023Equipment, Transmission and drivetrain. TT: Some 2020-2023 Manual Transmission Tacoma vehicles may exhibit an abnormal clutch pedal creak/squeak sound during operation.
• 10235239Feb 20, 2023Equipment, Transmission and drivetrain. TT: Some 2020-2023 Manual Transmission Tacoma vehicles may exhibit an abnormal clutch pedal creak/squeak sound during operation.
• 10235218Feb 9, 2023Brakes, Air bags. 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 Customer Support Program for certain 2015-2020 model year (MY) vehicles that were not previously involved in a Safety Recall or Special Service Campaign related to the low pressure fuel pump.
• 10235217Feb 9, 2023Brakes, Air bags. 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 Customer Support Program for certain 2014-2020 model year (MY) vehicles originally equipped with low pressure fuel pumps repaired under Safety Recall 20TA02, Safety Recall 21TA03, Safety Recall 21TA05 or Special Service Campaign 21TC03.
• 10235216Feb 9, 2023Equipment, Brakes. TSB: Some 2014 ? 2020 model year Toyota vehicles may exhibit a hard start and/or MIL ON condition with one or more of the following Diagnostic Trouble Codes (DTCs): ?DTC P0171 and/or P0174 (System Too Lean Bank 1/Bank 2) ?DTC P0087 Fuel Rail / System Pressure ? Too Low Techstream data list analysis may reveal positive fuel trims including a no pressure condition verified by a manual fuel pressure gauge. Follow the…
• 10230385Dec 22, 2022Fuel system, Engine cooling. TSB: Some 2019 ? 2022 model year Avalon, 2018 ? 2023 model year Camry, 2017 ? 2022 model year Highlander, 2017 ? 2020 model year Sienna, and 2016 ? 2023 model year Tacoma vehicles equipped with a 2GR-FKS engine may exhibit a knocking noise from the vacuum pump at idle. Follow the Repair Procedure in this bulletin to address this condition
• 10230376Dec 19, 2022Equipment. TT: To assist with the early detection and early resolution of audio related concerns, it may be requested as part of the remanufactured head unit return to recover MMR data from the head unit. The following steps are instructions on how to retrieve the data from the system and are only to be used when requested by audio suppliers, FTS, and/or FPEs.
• 10230360Dec 7, 2022Equipment. TSB: Some 2018 ? 2022 model year Toyota vehicles equipped with a Premium Audio with Dynamic Navigation System, require a Special Service Tool (SST) USB flash drive to update the map, points of interest, and system software. The SST is used with applicable vehicles to deliver the update, however, the process for generating license keys differs from previous generations.
• 10227899Nov 28, 2022Transmission and drivetrain, Steering, Suspension. TSB: Some 2016 ? 2023 model year Tacoma vehicles equipped with an automatic transmission (6AT) may exhibit a vibration under deceleration (coasting or braking) typically between 30 ? 10 mph. This vibration is felt in the seat, floorboard, and/or steering wheel. Follow the Repair Procedure in this bulletin to address this condition
• 10227898Nov 23, 2022Air bags. TSB: Some 2005 ? 2022 model year Toyota 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 the odor and address this condition. The purpose of this service bulletin is to provide general guidelines and procedures for odor remediation.
• 10227906Nov 7, 2022Visibility (wipers, defrost, mirrors). TSB: Some 2016 ? 2023 model year Tacoma vehicles may exhibit what customers describe as a 1 ? 3-second whistle noise from the HVAC system when the air conditioning system is ON. The whistle noise may occur as the compressor cycles on and off and is more prevalent with increased engine RPM during hot ambient temperatures. Follow the Repair Procedure in this bulletin to address this condition.
• 10224177Sep 26, 2022Transmission and drivetrain. TT: If you see this condition, please create a TAS case and contact TAS for instruction prior to diagnosing or repairing of the vehicle. If it is a weekend or holiday, continue with diagnosis and repair. Please save all parts and/or details and contact TAS on the next available workday.
• 10220246Aug 25, 2022Equipment. TT: If you see this condition, please create a TAS case and contact TAS for instruction prior to diagnosing or repairing of the vehicle. If it is a weekend or holiday, continue with diagnosis and repair. Please save all parts and/or details and contact TAS on the next available workday
• 10224108Jun 14, 2022Body and structure. TSB: Some 2010 ? 2022 model year Toyota vehicles may exhibit paint stains after the removal of Rapgard?. The paint stains may appear to be under the clear coat but are usually under wrinkles in the Rapgard?. The wrinkles may trap water and cause the paint to stain from the trapped moisture, especially on horizontal surfaces such as the hood, roof, and trunk. Follow the Repair Procedure in this bulletin to address…
• 10220183Jun 14, 2022Body and structure. TSB: Some 2010 ? 2022 model year Toyota vehicles may exhibit paint stains after the removal of Rapgard?. The paint stains may appear to be under the clear coat but are usually under wrinkles in the Rapgard?. The wrinkles may trap water and cause the paint to stain from the trapped moisture, especially on horizontal surfaces such as the hood, roof, and trunk. Follow the Repair Procedure in this bulletin to address…
• 10224103Jun 7, 2022Electrical system. TSB: Some 2020 model year Tacoma vehicles may exhibit a condition in which the Elapsed Time After Start does not update in the Trip Information menu on the head unit. The combination meter ECU logic has been modified to reduce the possibility of this condition. Follow the Repair Procedure in this bulletin to address this condition.
• 10220178Jun 7, 2022Engine cooling. TSB: Some 2020 model year Tacoma vehicles may exhibit a condition in which the Elapsed Time After Start does not update in the Trip Information menu on the head unit. The combination meter ECU logic has been modified to reduce the possibility of this condition. Follow the Repair Procedure in this bulletin to address this condition.
• 10213897May 27, 2022Equipment. TT: To assist with the early detection and early resolution of audio related concerns, it may be requested as part of the remanufactured head unit return to recover MMR data from the head unit. The following steps are instructions on how to retrieve the data from the system and are only to be used when requested by audio suppliers, FTS, and/or FPEs
• 10213896May 27, 2022Engine cooling. TSB: This Service Bulletin provides a procedure to properly perform the Techstream ?Control the Injection Mode? active test in some 2016 ? 2022 model year Toyota vehicles equipped with an FKS engine
• 10220174May 26, 2022Equipment. TSB: Some 2005 ? 2022 model year Toyota 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 the odor and address this condition. The purpose of this service bulletin is to provide general guidelines and procedures for odor remediation.
• 10220154May 13, 2022Other or unknown. TT: To improve customer support of telematics connected services features, additional resources have been provided in the Service Lane - Knowledge Center.
• 10214347Mar 24, 2022Equipment. TT: Vehicle control apps might not operate as expected at times due to preconditions (normal operating parameters) not being established, vehicle settings and/or network/cellular coverage concerns
• 10214326Mar 17, 2022Transmission and drivetrain. TT: Water intrusion to the ADD actuator is currently being investigated as a cause of 4WD inoperative complaints. P17A0 and P17A4 DTCs may set for this condition but not always
• 10214323Mar 17, 2022Brakes, Back-over prevention (rear camera). TT: Some Toyota vehicles installed with Toyota Complete Maintenance Care (TCMC) brake pads may exhibit a groan or squeak noise in various driving conditions
• 10210373Mar 8, 2022Electrical system. TT: When customers have a concern about a discharged battery, no start, or general battery concern, the DCA-8000 is the only appropriate tool to use for diagnosis
• 10210372Mar 8, 2022Engine cooling. TT: The purpose of this Tech Tip is to provide diagnostic tips to prevent misdiagnosis of the following DTC?s and prevent repeat repairs. One or more of the Heated Oxygen Sensors (O2) or Air Fuel ratio sensor (A/F) DTCs below could set due to a leaking exhaust system. If you encounter a vehicle with any of these DTCs
• 10210365Mar 3, 2022Electrical system. TT: Vehicle control apps might not operate as expected at times due to preconditions (normal operating parameters) not being established, vehicle settings and/or network/cellular coverage concerns
• 10209009Feb 16, 2022Equipment. TT: Water intrusion to the ADD actuator is currently being investigated as a cause of 4WD inoperative complaints. P17A0 and P17A4 DTCs may set for this condition but not always
• 10208995Feb 1, 2022Seats. TSB: Some 2010 ? 2022 model year Toyota vehicles may exhibit paint stains after the removal of Rapgard?. The paint stains may appear to be under the clear coat but are usually under wrinkles in the Rapgard?. The wrinkles may trap water and cause the paint to stain from the trapped moisture, especially on horizontal surfaces such as the hood, roof, and trunk. Follow the Repair Procedure in this bulletin to address…
• 10207964Jan 31, 2022Visibility (wipers, defrost, mirrors). TSB: Some 2016 ? 2022 model year Tacoma vehicles may exhibit what customers describe as a 1 ? 3-second whistle noise from the HVAC system when the air conditioning system is ON. The whistle noise may occur as the compressor cycles ON/OFF and is more prevalent with increased engine RPM during hot ambient temperatures. Follow the Repair Procedure in this bulletin to address this condition.
• 10207963Jan 28, 2022Electrical system. TSB This Service Bulletin includes guidelines meant to help determine whether to repair or replace a wire harness assembly based on damage type. This Service Bulletin should be used in conjunction with the applicable model and model year Electronic Wiring Diagram (EWD) and/or Repair Manual.
• 10207958Jan 20, 2022Electrical system. TT: Some customers may experience the inability to activate Remote Connect or Remote Connect becoming inoperative when attempting to send commands to the vehicle. To simplify the diagnosis of this system and prevent the unnecessary replacement of parts, please refer to the procedure below.
• 10207946Jan 12, 2022Wheels, Tires, Equipment. POL: This consolidated Tire Warranty Guide contains the complete warranty terms for all brands of ground and spare tires currently in use by Toyota. This information must be kept near the point of vehicle sale and be available to any customer that requests it. Customers can find this information on the Owner?s section of Toyota.com. Dealers can locate a copy of this guide on the Claims Processing & Resource Center…
• 10204571Nov 23, 2021Body and structure. TSB: Some 2005 ? 2022 model year Toyota 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 the odor and address this condition. The purpose of this service bulletin is to provide general guidelines and procedures for odor remediation.

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