Technical Service Bulletins (TSBs) for the 2020 Mirai are official communications between Toyota & their dealerships that describe processes for troubleshooting or fixing certain common problems.
All vehicle manufacturers are required by U.S. law to make their TSBs available to the public.
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. Read More »
TSB: REVISION NOTICE December 09, 2019 Rev1: ? Step 3, perform steering sensor zero point calibration, was added to the Before Inspection section. Any previous printed versions of this bulletin should be discarded. Read More »
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. Read More »
TT: Some Toyota vehicles installed with Toyota Complete Maintenance Care (TCMC) brake pads may exhibit a groan or squeak noise in various driving conditions. Read More »
TT: Some Toyota vehicles installed with Toyota Complete Maintenance Care (TCMC) brake pads may exhibit a groan or squeak noise in various driving conditions. Read More »
TT: Some Toyota vehicles installed with Toyota Complete Maintenance Care (TCMC) brake pads may exhibit a groan or squeak noise in various driving conditions Read More »
TT: Some Toyota vehicles installed with Toyota Complete Maintenance Care (TCMC) brake pads may exhibit a groan or squeak noise in various driving conditions. Read More »
TSB: REVISION NOTICE July 01, 2019 Rev2: ? Applicability has been updated to 2019 ? 2020 model year Toyota vehicles. ? The Techstream Preparation and Process Overview sections have been updated. Read More »
TSB: Some 2003 ? 2020 model year Prius, Prius C, Prius V; 2006 ? 2019 model year Highlander Hybrid Vehicle; 2007 ? 2020 Camry Hybrid Vehicle; 2013 ? 2020 model year Avalon Hybrid Vehicle; 2016 ? 2020 model year Mirai and RAV4 Hybrid ... Read More »
TSB: Some 2003 ? 2020 model year Prius, Prius C, Prius V; 2006 ? 2019 model year Highlander Hybrid Vehicle; 2007 ? 2020 Camry Hybrid Vehicle; 2013 ? 2020 model year Avalon Hybrid Vehicle; 2016 ? 2020 model year Mirai and RAV4 Hybrid ... Read More »
ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS
TT: During vehicle inspections, when the vehicle under covers are removed, debris is found on the undercover near the end of the hydrogen tank. Upon closer inspection the debris is found to be coming from the end protector of the tank. Read More »
TSB: REVISION NOTICE July 01, 2019 Rev2: ? Applicability has been updated to 2019 ? 2020 model year Toyota vehicles. ? The Techstream Preparation and Process Overview sections have been updated. Read More »
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. Read More »
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. Read More »
TSB: Some 2003 ? 2020 model year Prius, Prius C, Prius V; 2006 ? 2019 model year Highlander Hybrid Vehicle; 2007 ? 2020 Camry Hybrid Vehicle; 2013 ? 2020 model year Avalon Hybrid Vehicle; 2016 ? 2020 model year Mirai and RAV4 Hybrid ... Read More »
TSB: Some 2004 ? 2020 model year Hybrid vehicles may exhibit an excessive buildup of dust, lint, or debris in the HV battery intake filter or cooling fan. The condition could reduce the efficiency of the HV battery cooling system. Read More »
TSB: An initialization procedure is required to activate the Entune? 3.0 App Suite Connect for Audio, Audio Plus, and Premium Audio head units before they are used for the first time on new vehicles. Read More »
TSB: REVISION NOTICE January 15, 2020 Rev2: ? The entire bulletin has been updated. February 11, 2019 Rev1: ? The Introduction and Every Two Months sections have been updated. Read More »
TSB: REVISION NOTICE December 09, 2019 Rev1: ? Step 3, perform steering sensor zero point calibration, was added to the Before Inspection section. Any previous printed versions of this bulletin should be discarded. Read More »
TSB: To minimize battery discharge during transportation and storage, the D/C cut fuse (30A) has been removed at the assembly plant and temporarily stored in the blank space of the relay block in the engine compartment. Read More »
TSB: 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: ? Careful inspection for paint chips/scratches and body ... Read More »
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. Read More »
TSB: REVISION NOTICE July 01, 2019 Rev2: ? Applicability has been updated to 2019 ? 2020 model year Toyota vehicles. ? The Techstream Preparation and Process Overview sections have been updated. Read More »
TSB: A battery in a stored vehicle is subject to conditions that can reduce its performance and life. These conditions include storage period, temperature, parasitic drain, and battery load. Read More »
TSB: Some 2003 ? 2020 model year Prius, Prius C, Prius V; 2006 ? 2019 model year Highlander Hybrid Vehicle; 2007 ? 2020 Camry Hybrid Vehicle; 2013 ? 2020 model year Avalon Hybrid Vehicle; 2016 ? 2020 model year Mirai and RAV4 Hybrid ... Read More »
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. Read More »
TSB: Hybrid vehicles are equipped with two types of batteries: ? Hybrid Vehicle (HV) battery ? Auxiliary (12V) battery If the hybrid vehicle is put into storage, the State-Of-Charge (SOC) of its HV battery and auxiliary battery will ... Read More »
TSB This Service Bulletin includes guidelines meant to help determine whether to repair or replace a wire harness assembly based on damage type. Read More »
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. Read More »
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. Read More »
TT: The blind spot monitor (BSM) sensor angle inspection is used to confirm that the BSM sensor is within the specified angle before performing axis beam adjustment. Read More »
TT: The blind spot monitor (BSM) sensor angle inspection is used to confirm that the BSM sensor is within the specified angle before performing axis beam adjustment. Read More »
VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:REFRIGERANT HOSES AND FITTINGS
TSB: The air conditioning dye injection tool kit has been developed to aid in identifying the location of air conditioning refrigerant leaks. Read More »
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 ... Read More »
TT: All grades of 2018-2020 model year Mirai, Sienna, CH-R, and 2020 model year Land Cruiser, Prius, and Prius Prime vehicles are not compatible with Toyota Remote Connect app features. Read More »
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?. Read More »
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?. Read More »
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. Read More »
TT: Unibody vehicles commonly have lashing holes on the under body used for securing the vehicle during logistics -The lashing holes are intended to be plugged during Pre-Delivery Service (PDS) -The plugs are: oRequired for ... Read More »
TSB: REVISION NOTICE December 09, 2019 Rev1: ? Step 3, perform steering sensor zero point calibration, was added to the Before Inspection section. Any previous printed versions of this bulletin should be discarded. Read More »
TSB: TMNA Accessory Sales and Marketing has developed a Toyota paint protection film (PPF) decal (treated with a specially developed light adhesive) for 2019 ? 2020 model year Toyota vehicles. The decal comes in two sizes (2.8 in. x 8 in. Read More »
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 ... Read More »
POL: This consolidated Tire Warranty Guide contains the complete warranty terms for all brands of ground and spare tires currently in use by Toyota. Read More »
TSB: During the manufacturing process, tires are mounted on the vehicle as matched sets to help reduce conditions such as pulling or drifting. Read More »
POL: This consolidated Tire Warranty Guide contains the complete warranty terms for all brands of ground and spare tires currently in use by Toyota. Read More »
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?. Read More »
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?. Read More »
TT: The blind spot monitor (BSM) sensor angle inspection is used to confirm that the BSM sensor is within the specified angle before performing axis beam adjustment. Read More »
TT: The blind spot monitor (BSM) sensor angle inspection is used to confirm that the BSM sensor is within the specified angle before performing axis beam adjustment. Read More »
TT: Some Toyota vehicles installed with Toyota Complete Maintenance Care (TCMC) brake pads may exhibit a groan or squeak noise in various driving conditions Read More »
TT: Some Toyota vehicles installed with Toyota Complete Maintenance Care (TCMC) brake pads may exhibit a groan or squeak noise in various driving conditions. Read More »
TT: Some Toyota vehicles installed with Toyota Complete Maintenance Care (TCMC) brake pads may exhibit a groan or squeak noise in various driving conditions. Read More »
TT: All grades of 2018-2020 model year Mirai, Sienna, CH-R, and 2020 model year Land Cruiser, Prius, and Prius Prime vehicles are not compatible with Toyota Remote Connect app features. Read More »
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. Read More »
TT: A very small percentage of customers experience operational difficulties with some telematics features which they cannot resolve on their own. Read More »
TT: To improve customer support of telematics connected services features, additional resources have been provided in the Service Lane - Knowledge Center. Read More »
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 ... Read More »
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. Read More »
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 ... Read More »
TT: NOTE: This document only applies to certain audio packages for the following vehicles. 2019 C-HR (Audio Plus & Premium Only) 2020 Prius (Audio Only) 2020 Prius Prime (Audio Plus Only) Head unit telematics services become ... Read More »
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. Read More »
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. Read More »
TSB: Some 2003 ? 2020 model year Prius, Prius C, Prius V; 2006 ? 2019 model year Highlander Hybrid Vehicle; 2007 ? 2020 Camry Hybrid Vehicle; 2013 ? 2020 model year Avalon Hybrid Vehicle; 2016 ? 2020 model year Mirai and RAV4 Hybrid ... Read More »
TT: Unibody vehicles commonly have lashing holes on the under body used for securing the vehicle during logistics -The lashing holes are intended to be plugged during Pre-Delivery Service (PDS) -The plugs are: oRequired for ... Read More »
TSB: SUPERSESSION NOTICE The information contained in this bulletin supersedes Service Bulletin Nos. PG021-88, PG015-89, PG0015-90, PG002-91, PG002-93, PG005-97, PG007-01, PG007-07, PG006-01, PG004-97, T-SB-0144-08, and T-SB-0304-17. Read More »
TSB: An initialization procedure is required to activate the Entune? 3.0 App Suite Connect for Audio, Audio Plus, and Premium Audio head units before they are used for the first time on new vehicles. Read More »
TSB: Vehicles may display evidence of a fluid leak or fluid seep from powertrain components. This bulletin explains how to determine the differences between a fluid leak versus a fluid seep. Read More »
TSB: REVISION NOTICE January 24, 2020 Rev1: ? The entire bulletin has been updated. Any previous printed versions of this bulletin should be discarded. Read More »
TSB: REVISION NOTICE January 22, 2020 Rev1: ? The Battery subsection has been updated. Any previous printed versions of this bulletin should be discarded. Read More »
TSB: REVISION NOTICE December 13, 2019 Rev1: ? Applicability has been updated to include several 2020 model year Toyota vehicles. ? The Required Tools & Equipment section has been updated. Read More »
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. Read More »
TSB: TMNA Accessory Sales and Marketing has developed a Toyota paint protection film (PPF) decal (treated with a specially developed light adhesive) for 2019 ? 2020 model year Toyota vehicles. The decal comes in two sizes (2.8 in. x 8 in. Read More »
TSB: REVISION NOTICE February 11, 2019 Rev1: ? The Introduction and Every Two Months sections have been updated. Any previous printed versions of this bulletin should be discarded. Read More »
TSB: An initialization procedure is required to activate the Entune? 3.0 App Suite Connect for Entune? 3.0 Audio, Entune? 3.0 Audio Plus, and Entune? 3.0 Premium Audio head units before they are used for the first time on new vehicles. Read More »
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. Read More »
TT: NOTE: This document only applies to certain audio packages for the following vehicles. 2019 C-HR (Audio Plus & Premium Only) 2020 Prius (Audio Only) 2020 Prius Prime (Audio Plus Only) Head unit telematics services become ... Read More »
TSB: Some 2004 ? 2020 model year Hybrid vehicles may exhibit an excessive buildup of dust, lint, or debris in the HV battery intake filter or cooling fan. The condition could reduce the efficiency of the HV battery cooling system. Read More »
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. Read More »
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. Read More »
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. Read More »
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. Read More »
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. Read More »
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. Read More »
POL: This consolidated Tire Warranty Guide contains the complete warranty terms for all brands of ground and spare tires currently in use by Toyota. Read More »
TT: The blind spot monitor (BSM) sensor angle inspection is used to confirm that the BSM sensor is within the specified angle before performing axis beam adjustment. Read More »
TSB: REVISION NOTICE February 11, 2019 Rev1: ? The Introduction and Every Two Months sections have been updated. Any previous printed versions of this bulletin should be discarded. Read More »
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. Read More »
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. Read More »
TSB: REVISION NOTICE July 03, 2019 Rev1: ? Applicability has been updated to include 2020 model year Supra vehicles. ? The Hook and Loop Style section has been added. Any previous printed versions of this bulletin should be discarded. Read More »
TT: The blind spot monitor (BSM) sensor angle inspection is used to confirm that the BSM sensor is within the specified angle before performing axis beam adjustment. Read More »
TSB: 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. Read More »
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. Read More »
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. Read More »
TT: A very small percentage of customers experience operational difficulties with some telematics features which they cannot resolve on their own. Read More »
