Service bulletin T-SB-0040-20 Rev
A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.
| Type | Service bulletin |
|---|---|
| NHTSA id | 10177586 |
| Published by NHTSA | 2020-07-27 |
| Manufacturer's number | T-SB-0040-20 Rev |
| Manufacturer's date | 2020-06-08 |
| NHTSA component | ELECTRICAL SYSTEM:12V/24V/48V BATTERY |
NHTSA's summary
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 gradually decrease. To prevent the auxiliary battery from becoming discharged during storage, proper maintenance is necessary.
The document
The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.
Components
Electrical system, 12-volt battery
| TOYOTA AVALON HYBRID | 2021 (the catalog's model; the bulletin names a series or trim of it) |
|---|---|
| TOYOTA CAMRY HYBRID | 2021 (the catalog's model; the bulletin names a series or trim of it) |
| TOYOTA COROLLA HYBRID | 2021 (the catalog's model; the bulletin names a series or trim of it) |
| TOYOTA HIGHLANDER HYBRID | 2021 (the catalog's model; the bulletin names a series or trim of it) |
| TOYOTA MIRAI | 2021 |
| TOYOTA PRIUS | 2021 |
| TOYOTA PRIUS PRIME | 2021 (the catalog's model; the bulletin names a series or trim of it) |
| TOYOTA RAV4 HYBRID | 2021 (the catalog's model; the bulletin names a series or trim of it) |
| TOYOTA SIENNA HYBRID | 2021 (the catalog's model; the bulletin names a series or trim of it) |
| TOYOTA VENZA HYBRID | 2021 (the catalog's model; the bulletin names a series or trim of it) |
Listing a model year does not mean every vehicle of it is concerned: the document says which.
| TTT073823 | 2023-10-16. Service bulletin. TT: MIL On with DTCs P1F6C71 and/or P1F6E71 |
|---|---|
| TSB005622 | 2022-09-15. Service bulletin. TSB: Some 2021 model year RAV4 Prime vehicles may exhibit a depleted 12V auxiliary battery when in IG-OFF due to a condition in which the Hybrid Vehicle Electronic Control Unit (HV ECU) does not sleep. The HV ECU may not sleep if any of the following conditions have occurred with the vehicle: ?The vehicle was towed or jump-started after a 12V battery discharge. ?The vehicle?s 12V battery was disconnected and reconnected, as when accessories ?were installed. ?The 12V battery terminal(s) or power or ground harnesses were removed to repair ?the vehicle. ?A new 12V battery was put into the vehicle, or there was an open in the main fusible link. ?Any other condition that may have caused power not properly flowing from the 12V battery ?through the harness. The HV ECU logic has been updated to reduce the possibility of this condition |
| T-TT-0687-22 | 2022-04-18. Service bulletin. 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 |
| T-SB-0095-20 Rev | 2021-02-16. Service bulletin. TSB: Some 2020 model year Camry, Camry Hybrid, Corolla Hatchback, RAV4, and RAV4 Hybrid vehicles may exhibit one or more of the following conditions: ?Diagnostic Trouble Code (DTC) B15A804 is present in current or history. ?Red SOS LED stays on after bulb check. ?Toyota App does not accept the activation code. ?Toyota App is inoperative. ?SOS call center does not receive the vehicle?s location in a timely manner. ?Toyota App shows an error 42 when trying to execute a command. ?Unable to remote start the vehicle with the key fob (if equipped). ?Unable to subscribe to remote services. ?Unable to activate Wi-Fi. ?Destination Assist is inoperative Some 2020 ? 2021 model year Camry, Camry Hybrid, Corolla Hatchback, RAV4, and RAV4 Hybrid vehicles and some 2021 model year Avalon, Avalon Hybrid, Corolla, Corolla Hybrid, Sienna Hybrid, and Venza Hybrid vehicles may exhibit one or more of the following conditions: ?DTC B15A804 is present in current or history. ?Red SOS LED stays on after bulb check. ?Toyota App is inoperative. ?Unable to subscribe to remote services. ?Unable to activate Wi-Fi. ?Depleted 12V vehicle battery when in IG-OFF. Some 2020 ? 2021 model year Camry, Camry Hybrid, Corolla Hatchback, RAV4, and RAV4 Hybrid vehicles and some 2021 model year Avalon, Avalon Hybrid, Corolla, Corolla Hybrid, Sienna Hybrid, and Venza Hybrid vehicles may exhibit the following condition: ?Depleted 12V vehicle battery when in IG-OFF. A DCM reset and firmware update is now available to address these conditions. Follow the DCM Reset and Firmware Update Procedure in this bulletin to update the firmware. |
| T-SB-0095-20 Rev | 2021-02-16. Service bulletin. TSB: Some 2020 model year Camry, Camry Hybrid, Corolla Hatchback, RAV4, and RAV4 Hybrid vehicles may exhibit one or more of the following conditions: ?Diagnostic Trouble Code (DTC) B15A804 is present in current or history. ?Red SOS LED stays on after bulb check. ?Toyota App does not accept the activation code. ?Toyota App is inoperative. ?SOS call center does not receive the vehicle?s location in a timely manner. ?Toyota App shows an error 42 when trying to execute a command. ?Unable to remote start the vehicle with the key fob (if equipped). ?Unable to subscribe to remote services. ?Unable to activate Wi-Fi. ?Destination Assist is inoperative. Some 2020 ? 2021 model year Camry, Camry Hybrid, Corolla Hatchback, RAV4, and RAV4 Hybrid vehicles and some 2021 model year Avalon, Avalon Hybrid, Corolla, Corolla Hybrid, Sienna Hybrid, and Venza Hybrid vehicles may exhibit one or more of the following conditions: ?DTC B15A804 is present in current or history. ?Red SOS LED stays on after bulb check. ?Toyota App is inoperative. ?Unable to subscribe to remote services. ?Unable to activate Wi-Fi. ?Depleted 12V vehicle battery when in IG-OFF. A DCM reset and firmware update is now available to address these conditions. Follow the DCM Reset and Firmware Update Procedure in this bulletin to update the firmware. |
| T-TT-0625-20 | 2020-11-23. Service bulletin. TT: A 12V Battery Discharged and / or Dead condition can be due to multiple causes. In order to properly diagnose and determine the root cause it?s important to follow a structured process to identify any contributing issues and determine the proper remedy. |
| T-TT-0617-20 | 2020-08-24. Service bulletin. TT: The all new RAV4 Prime launched in mid-June 2020. An all new high voltage battery was introduced with this model and will require several new SSTs for diagnosis and repair. Some of these tools will be made available via the Toyota Loan Tool Program, while others will be distributed as Essential. These tools will have limited availability at launch and as a result, an Interim Strategy has been developed to make them available to dealers. This Interim Strategy is listed below in the ?Recommendations? section. Estimated timing for the essential tools to be distributed and the loan tools to be permanently available to dealers is September 2020*. An additional communication will be sent to announce when these tools become available. *The GRX-5100 cable is estimated to be available in Q4 2020 |