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.

• 10203540Oct 5, 2021Fuel system, Equipment. TT: Use the following aids in conjunction with the repair manual when removing the fuel tank from 2016-2022 model year Tacoma vehicles.
• 10203532Oct 1, 2021Equipment. TT: Some customers may encounter Bluetooth® connectivity concerns such as: ?Difficulty to pair the phone. ?Intermittent Bluetooth® failure to connect to the vehicle when first turning on the vehicle. ?Various Bluetooth® Audio functions are no longer functioning with customer?s phone such as ability to change the track using the steering wheel controls. These concerns can be caused by changes made on the customer?s…
• 10202452Sep 3, 2021Visibility (wipers, defrost, mirrors), Lane departure. TT: When used in conjunction with the Repair Manual, these Blind Spot Monitor, Forward Recognition Camera, and Front Millimeter Wave Radar tips leverage SSTs and readily available tools to support target placement in varying shop environments.
• 10201400Jul 26, 2021Equipment. TSB: Some 2006 ? 2022 model year Toyota vehicles in particular geographic areas may exhibit a condition where the HVAC evaporator drain hose has become obstructed with an insect nest. An insect repellent drain hose tip (ARINIX® Tip) is available to help minimize future occurrences of this environmental condition. For some models, a new drain hose is required to properly fit the ARINIX® Tip. Follow the procedures in…
• 10198150May 24, 2021Equipment. Updates to the 2014-2021 toyota universal flat rate manual
• 10198138May 19, 2021Transmission and drivetrain, Equipment. TT: This Tech Tip applies to Tacoma vehicles equipped with a BD20 rear differential ? Part Number: 41110-04130. Some 2020-2021 model year Tacoma customers may be concerned with a whine noise heard from the rear of the vehicle when driving at highways speeds (40+ MPH) and applying light throttle or slowly decelerating.
• 10198127May 7, 2021Electrical system, Equipment. 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.
• 10198104May 3, 2021Equipment, Electrical system. TSB: Some 2020 ? 2021 model year vehicles equipped with Audio, Audio Plus, or Premium Audio (versions 1784) or earlier may exhibit one or more of the following conditions: ?Intermittent blank screen. ?Navigation map update fails. ?Album art inoperative. ?Pause function intermittently inoperative in CD mode. ?Intermittent DTC B15FE present. ?Abnormal energy flow screen appearance on Hybrid models. ?Abnormal phone…
• 10190465Mar 25, 2021Back-over prevention (rear camera). TSB: Some 2016 ? 2020 model year Tacoma vehicles equipped with a 2GR-FKS engine may exhibit a chirp noise from the main accessory drive belt. Follow the Repair Procedure in this bulletin to address this condition.
• 10190461Mar 22, 2021Equipment. TSB: This Service Bulletin provides a procedure to properly perform the Techstream ?Control the Injection Mode? active test in some 2016 ? 2021 model year Toyota vehicles equipped with an FKS engine.
• 10190460Mar 17, 2021Air bags. Toyota Safety Recall and Service Campaign - Technician Certification Requirements
• 10190453Mar 12, 2021Back-over prevention (rear camera), Brakes. TT: Some Toyota vehicles installed with Toyota Complete Maintenance Care (TCMC) brake pads may exhibit a groan or squeak noise in various driving conditions.
• 10190448Mar 5, 2021Seats. TSB: Some 2010 ? 2021 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…
• 10188922Feb 12, 2021Transmission and drivetrain. TSB: Some 2016 ? 2020 model year Tacoma vehicles equipped with a 2GR-FKS engine and a manual transmission may exhibit a MIL ON condition with Diagnostic Trouble Code (DTC) P211904 (ECM/PCM Throttle Actuator ?A? Control Throttle Body Range/Performance System Internal Failure) with vehicle entering limp mode. The Engine Control Module (ECM) (SAE term: Powertrain Control Module/PCM) logic has been modified to reduce…
• 10188913Feb 3, 2021Equipment. 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 ? 2021 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.
• 10187264Jan 20, 2021Back-over prevention (rear camera). 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.
• 10187260Jan 12, 2021Engine cooling. TSB: Some 2016 ? 2021 model year Tacoma vehicles may exhibit a condition where the air conditioning system shuts down and stops blowing cool air during periods of extended engine idle with ambient temperatures greater than 100°F. Follow the Repair Procedure in the bulletin to address this condition.
• 10187253Jan 11, 2021Suspension. TT: Some 2018-2020 model year Tacoma vehicles may exhibit a front vibration when braking, typically experienced at speeds above 35 mph.
• 10187246Dec 15, 2020Transmission and drivetrain, Suspension, Steering. TSB: Some 2016 ? 2021 model year Tacoma vehicles equipped with an automatic transmission may exhibit a vibration under deceleration (coasting or braking) 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.
• 10187245Dec 15, 2020Forward collision avoidance, Air bags. TSB: All 2018 ? 2021 model year Sequoia, Tacoma, and Tundra and 2020 ? 2021 model year 4Runner 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.
• 10186200Dec 15, 2020Transmission and drivetrain. TSB: Some 2016 ? 2021 model year Tacoma vehicles equipped with an automatic transmission may exhibit a vibration under deceleration (coasting or braking) 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.
• 10186199Dec 15, 2020Forward collision avoidance. TSB: All 2018 ? 2021 model year Sequoia, Tacoma, and Tundra and 2020 ? 2021 model year 4Runner 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.
• 10187241Dec 14, 2020Back-over prevention (rear camera), Brakes. TT: Some Toyota vehicles installed with Toyota Complete Maintenance Care (TCMC) brake pads may exhibit a groan or squeak noise in various driving conditions.
• 10186195Dec 14, 2020Brakes. TT: Some Toyota vehicles installed with Toyota Complete Maintenance Care (TCMC) brake pads may exhibit a groan or squeak noise in various driving conditions.
• 10185788Dec 11, 2020Equipment. OBSOLETE NOTICE December 11, 2020: This bulletin is now obsolete. Please see T-SB-0119-20.
• 10184559Nov 19, 2020Equipment, Electrical system. TSB: Some 2016 ? 2021 model year Tacoma vehicles may exhibit a condition in which the wireless phone charger assembly rubber pad is deformed. Follow the Repair Procedure in this bulletin to address this condition.
• 10184552Nov 17, 2020Equipment, Body and structure. TSB: Some 2020 model year Tacoma double cab vehicles equipped with a Toyota genuine roof rack may exhibit a condition in which the cross bar interferes with the roof antenna. Follow the Repair Procedure in this bulletin to address this condition.
• 10184549Nov 13, 2020Equipment, Electrical system. TT: Some vehicles may experience an issue related to the DCM, the following information is consolidating the available diagnostic information in one document.
• 10182952Oct 28, 2020Suspension. TT: Some 2018-2020 model year Tacoma vehicles may exhibit a front vibration when braking, typically experienced at speeds above 35 mph.
• 10183281Oct 21, 2020Engine cooling. TT: HVAC drain tube is found to be blocked/clogged.
• 10182983Oct 12, 2020Equipment, Electrical system, Steering. TT: Some customers may encounter Bluetooth® connectivity concerns such as: ?Difficulty to pair the phone. ?Intermittent Bluetooth® failure to connect to the vehicle when first turning on the vehicle. ?Various Bluetooth® Audio functions are no longer functioning with customer?s phone such as ability to change the track using the steering wheel controls. These concerns can be caused by changes made on the customer?s…
• 10182982Oct 9, 2020Equipment. 2020 model year Toyota vehicles are equipped with driver side floor mat retainers to secure the floor mat in the correct position. In addition, some models may also utilize retainers for passenger side and rear seat floor mats. During Pre-Delivery Service (PDS), follow the appropriate Installation Procedure to attach the driver side, and if applicable, the passenger side and rear seat floor mats to the vehicle…
• 10182963Oct 5, 2020Engine, Equipment. TSB: Some 2016 ? 2020 model year Tacoma vehicles equipped with a 2GR-FKS engine may exhibit a chirp noise from the main accessory drive belt. Follow the Repair Procedure in this bulletin to address this condition.
• 10181776Sep 22, 2020Equipment, Engine cooling. TSB: OBSOLETE NOTICE September 22, 2020: This bulletin is now obsolete. Please see T-SB-0093-20.
• 10181775Sep 22, 2020Equipment. TSB: Some 2016 ? 2020 model year Tacoma vehicles may exhibit a condition where the air conditioning system shuts down and stops blowing cool air during periods of extended engine idle with ambient temperatures greater than 100°F. Follow the Repair Procedure in the bulletin to address this condition.
• 10181772Sep 17, 2020Engine, Transmission and drivetrain. TSB: Some 2019 ? 2020 model year Tacoma vehicles equipped with a 2GR-FKS engine and an AC60 transmission may exhibit one or more of the following conditions: ?Lack of power ?Delay/Hesitation ?Frequent shift change The Engine Control Module/ECM (SAE term: Powertrain Control Module/PCM) logic has been modified to reduce the possibility of these conditions occurring. Follow the Repair Procedure in this bulletin to…
• 10181786Sep 1, 2020Equipment, Electrical system. TSB: Some 2020 model year Toyota vehicles equipped with JBL amplifiers may exhibit no sound in all modes, an intermittent loud popping noise, and/or static noise coming from the speakers. Updated amplifiers are available through the exchange program to address this condition. Follow the Repair Procedure in this bulletin to address this condition.
• 10179787Aug 27, 2020Equipment, Body and structure. TSB: Some 2020 model year Tacoma double cab vehicles equipped with a Toyota genuine roof rack may exhibit a condition in which the cross bar interferes with the roof antenna. Follow the Repair Procedure in this bulletin to address this condition.
• 10179743Aug 27, 2020Body and structure, Visibility (wipers, defrost, mirrors), Equipment. TSB: Some 2020 model year Tacoma double cab vehicles equipped with a Toyota genuine roof rack may exhibit a condition in which the cross bar interferes with the roof antenna. Follow the Repair Procedure in this bulletin to address this condition.
• 10179765Aug 12, 2020Equipment, Electrical system. TSB: Some 2018 ? 2020 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. Before attempting to perform a map update, the…
• 10179721Aug 12, 2020Electrical system. TSB: Some 2018 ? 2020 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. Before attempting to perform a map update, the…
• 10179702Aug 7, 2020Engine. TT: The Toyota Quality group is looking to better understand our customers expectation regarding vehicle drivability. Specifically, we are looking at vehicle surge/hesitation condition (inconsistent acceleration) and would like to recover detailed customer voice and vehicle data.
• 10179606Aug 7, 2020Engine, Equipment. TT: The Toyota Quality group is looking to better understand our customers expectation regarding vehicle drivability. Specifically, we are looking at vehicle surge/hesitation condition (inconsistent acceleration) and would like to recover detailed customer voice and vehicle data.
• 10178528Jul 31, 2020Body and structure. OBSOLETE NOTICE July 31, 2020: This bulletin is no longer applicable and is now obsolete.
• 10178524Jul 30, 2020Engine cooling. TT: HVAC drain tube is found to be blocked/clogged.
• 10178787Jul 20, 2020Electrical system. TT: The new DCA-8000 Diagnostic Charger may cause your facility?s Ground Fault Circuit Interrupter (GFCI) breaker to trip. A GFCI breaker can be tripped for various reasons, one of the reasons may be related to the DCA-8000. We are investigating this issue to determine the root cause. Other reasons the GFCI breaker may trip ?Circuit demand is too high for GFCI rating ?Worn out GFCI internal contacts ?Improper…
• 10177779Jun 23, 2020Engine cooling. TT: Repairing a 1234YF HVAC system on a gas powered (non-hybrid) Toyota vehicle may require additional compressor oil to complete the repairs. The various 1234YF compressor oils (ND-12, PS-D1, or VC100YF) are available through the Toyota Approved Dealer Equipment website.
• 10177592Jun 12, 2020Engine. TT: The Toyota Quality group is looking to better understand our customers expectation regarding vehicle drivability. Specifically, we are looking at vehicle surge/hesitation condition (inconsistent acceleration) and would like to recover detailed customer voice and vehicle data.
• 10177575Jun 1, 2020Engine. TT: The Toyota Quality group is looking to better understand our customers expectation regarding vehicle drivability. Specifically, we are looking at vehicle surge/hesitation condition (inconsistent acceleration) and would like to recover detailed customer voice and vehicle data.
• 10176504May 18, 2020Electrical system, Equipment. 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.

← All problems reported for the 2020 Toyota Tacoma