TSB: TOYOTA AVALON, AVALON HYBRID, CAMRY, CAMRY HYBRID, COROLLA, COROLLA HATCHBACK, COROLLA HYBRID, PRIUS C, RAV4, RAV4 HYBRID, SIENNA, SIENNA HYBRID, VENZA, VENZA HYBRID (2020–2022)
Bulletin TSB008921Rev2 — June 7, 2022
Bulletin Details
| Bulletin ID | TSB008921Rev2 |
| Manufacturer | TOYOTA |
| Models | AVALON, AVALON HYBRID, CAMRY, CAMRY HYBRID, COROLLA, COROLLA HATCHBACK, COROLLA HYBRID, PRIUS C, RAV4, RAV4 HYBRID, SIENNA, SIENNA HYBRID, VENZA, VENZA HYBRID |
| Model Years | 2020–2022 |
| Date Issued | June 7, 2022 |
| Date Added to NHTSA | October 17, 2022 |
| Component | ELECTRICAL SYSTEM |
| Vehicles Affected | 86 combinations |
What is a TSB?
A Technical Service Bulletin is a document issued by the vehicle manufacturer to inform dealership technicians about a known issue and the recommended repair procedure. TSBs are not mandatory recalls — they serve as repair guidance for common problems.
If your vehicle has this issue, bring this bulletin ID to your dealer. If under warranty, the repair should be covered at no cost.
Summary
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
Affected Vehicles
| Make | Model | Year | Component |
|---|---|---|---|
| TOYOTA | AVALON | 2022 | 350000 EQUIPMENT |
| TOYOTA | AVALON | 2022 | 115000 ELECTRICAL SYSTEM:BODY CONTROL MODULE/BCM |
| TOYOTA | AVALON | 2022 | 110000 ELECTRICAL SYSTEM |
| TOYOTA | AVALON HYBRID | 2022 | 350000 EQUIPMENT |
| TOYOTA | AVALON HYBRID | 2022 | 115000 ELECTRICAL SYSTEM:BODY CONTROL MODULE/BCM |
| TOYOTA | AVALON HYBRID | 2022 | 110000 ELECTRICAL SYSTEM |
| TOYOTA | CAMRY | 2022 | 115000 ELECTRICAL SYSTEM:BODY CONTROL MODULE/BCM |
| TOYOTA | CAMRY | 2022 | 350000 EQUIPMENT |
| TOYOTA | CAMRY | 2022 | 110000 ELECTRICAL SYSTEM |
| TOYOTA | CAMRY HYBRID | 2022 | 350000 EQUIPMENT |
| TOYOTA | CAMRY HYBRID | 2022 | 115000 ELECTRICAL SYSTEM:BODY CONTROL MODULE/BCM |
| TOYOTA | CAMRY HYBRID | 2022 | 110000 ELECTRICAL SYSTEM |
| TOYOTA | COROLLA | 2022 | 110000 ELECTRICAL SYSTEM |
| TOYOTA | COROLLA | 2022 | 115000 ELECTRICAL SYSTEM:BODY CONTROL MODULE/BCM |
| TOYOTA | COROLLA | 2022 | 350000 EQUIPMENT |
| TOYOTA | COROLLA HYBRID | 2022 | 115000 ELECTRICAL SYSTEM:BODY CONTROL MODULE/BCM |
| TOYOTA | COROLLA HYBRID | 2022 | 350000 EQUIPMENT |
| TOYOTA | COROLLA HYBRID | 2022 | 110000 ELECTRICAL SYSTEM |
| TOYOTA | RAV4 | 2022 | 115000 ELECTRICAL SYSTEM:BODY CONTROL MODULE/BCM |
| TOYOTA | RAV4 | 2022 | 350000 EQUIPMENT |
| TOYOTA | RAV4 | 2022 | 110000 ELECTRICAL SYSTEM |
| TOYOTA | RAV4 HYBRID | 2022 | 350000 EQUIPMENT |
| TOYOTA | RAV4 HYBRID | 2022 | 115000 ELECTRICAL SYSTEM:BODY CONTROL MODULE/BCM |
| TOYOTA | RAV4 HYBRID | 2022 | 110000 ELECTRICAL SYSTEM |
| TOYOTA | SIENNA | 2022 | 350000 EQUIPMENT |
| TOYOTA | SIENNA | 2022 | 115000 ELECTRICAL SYSTEM:BODY CONTROL MODULE/BCM |
| TOYOTA | SIENNA | 2022 | 110000 ELECTRICAL SYSTEM |
| TOYOTA | SIENNA HYBRID | 2022 | 350000 EQUIPMENT |
| TOYOTA | SIENNA HYBRID | 2022 | 110000 ELECTRICAL SYSTEM |
| TOYOTA | SIENNA HYBRID | 2022 | 115000 ELECTRICAL SYSTEM:BODY CONTROL MODULE/BCM |
| TOYOTA | VENZA | 2022 | 115000 ELECTRICAL SYSTEM:BODY CONTROL MODULE/BCM |
| TOYOTA | VENZA | 2022 | 350000 EQUIPMENT |
| TOYOTA | VENZA | 2022 | 110000 ELECTRICAL SYSTEM |
| TOYOTA | VENZA HYBRID | 2022 | 350000 EQUIPMENT |
| TOYOTA | VENZA HYBRID | 2022 | 115000 ELECTRICAL SYSTEM:BODY CONTROL MODULE/BCM |
| TOYOTA | VENZA HYBRID | 2022 | 110000 ELECTRICAL SYSTEM |
| TOYOTA | AVALON | 2021 | 110000 ELECTRICAL SYSTEM |
| TOYOTA | AVALON | 2021 | 350000 EQUIPMENT |
| TOYOTA | AVALON | 2021 | 115000 ELECTRICAL SYSTEM:BODY CONTROL MODULE/BCM |
| TOYOTA | AVALON HYBRID | 2021 | 110000 ELECTRICAL SYSTEM |
| TOYOTA | AVALON HYBRID | 2021 | 350000 EQUIPMENT |
| TOYOTA | AVALON HYBRID | 2021 | 115000 ELECTRICAL SYSTEM:BODY CONTROL MODULE/BCM |
| TOYOTA | CAMRY | 2021 | 110000 ELECTRICAL SYSTEM |
| TOYOTA | CAMRY | 2021 | 350000 EQUIPMENT |
| TOYOTA | CAMRY | 2021 | 115000 ELECTRICAL SYSTEM:BODY CONTROL MODULE/BCM |
| TOYOTA | CAMRY HYBRID | 2021 | 115000 ELECTRICAL SYSTEM:BODY CONTROL MODULE/BCM |
| TOYOTA | CAMRY HYBRID | 2021 | 110000 ELECTRICAL SYSTEM |
| TOYOTA | CAMRY HYBRID | 2021 | 350000 EQUIPMENT |
| TOYOTA | COROLLA | 2021 | 110000 ELECTRICAL SYSTEM |
| TOYOTA | COROLLA | 2021 | 350000 EQUIPMENT |
| TOYOTA | COROLLA | 2021 | 115000 ELECTRICAL SYSTEM:BODY CONTROL MODULE/BCM |
| TOYOTA | COROLLA HATCHBACK | 2021 | 350000 EQUIPMENT |
| TOYOTA | COROLLA HATCHBACK | 2021 | 110000 ELECTRICAL SYSTEM |
| TOYOTA | COROLLA HATCHBACK | 2021 | 115000 ELECTRICAL SYSTEM:BODY CONTROL MODULE/BCM |
| TOYOTA | COROLLA HYBRID | 2021 | 115000 ELECTRICAL SYSTEM:BODY CONTROL MODULE/BCM |
| TOYOTA | COROLLA HYBRID | 2021 | 110000 ELECTRICAL SYSTEM |
| TOYOTA | COROLLA HYBRID | 2021 | 350000 EQUIPMENT |
| TOYOTA | PRIUS C | 2021 | 110000 ELECTRICAL SYSTEM |
| TOYOTA | RAV4 | 2021 | 110000 ELECTRICAL SYSTEM |
| TOYOTA | RAV4 | 2021 | 350000 EQUIPMENT |
| TOYOTA | RAV4 | 2021 | 115000 ELECTRICAL SYSTEM:BODY CONTROL MODULE/BCM |
| TOYOTA | RAV4 HYBRID | 2021 | 110000 ELECTRICAL SYSTEM |
| TOYOTA | RAV4 HYBRID | 2021 | 115000 ELECTRICAL SYSTEM:BODY CONTROL MODULE/BCM |
| TOYOTA | RAV4 HYBRID | 2021 | 350000 EQUIPMENT |
| TOYOTA | SIENNA | 2021 | 350000 EQUIPMENT |
| TOYOTA | SIENNA | 2021 | 115000 ELECTRICAL SYSTEM:BODY CONTROL MODULE/BCM |
| TOYOTA | SIENNA | 2021 | 110000 ELECTRICAL SYSTEM |
| TOYOTA | SIENNA HYBRID | 2021 | 115000 ELECTRICAL SYSTEM:BODY CONTROL MODULE/BCM |
| TOYOTA | SIENNA HYBRID | 2021 | 110000 ELECTRICAL SYSTEM |
| TOYOTA | SIENNA HYBRID | 2021 | 350000 EQUIPMENT |
| TOYOTA | VENZA | 2021 | 110000 ELECTRICAL SYSTEM |
| TOYOTA | VENZA | 2021 | 115000 ELECTRICAL SYSTEM:BODY CONTROL MODULE/BCM |
| TOYOTA | VENZA | 2021 | 350000 EQUIPMENT |
| TOYOTA | VENZA HYBRID | 2021 | 110000 ELECTRICAL SYSTEM |
| TOYOTA | VENZA HYBRID | 2021 | 115000 ELECTRICAL SYSTEM:BODY CONTROL MODULE/BCM |
| TOYOTA | VENZA HYBRID | 2021 | 350000 EQUIPMENT |
| TOYOTA | CAMRY | 2020 | 110000 ELECTRICAL SYSTEM |
| TOYOTA | CAMRY HYBRID | 2020 | 110000 ELECTRICAL SYSTEM |
| TOYOTA | COROLLA HATCHBACK | 2020 | 110000 ELECTRICAL SYSTEM |
| TOYOTA | COROLLA HATCHBACK | 2020 | 115000 ELECTRICAL SYSTEM:BODY CONTROL MODULE/BCM |
| TOYOTA | COROLLA HATCHBACK | 2020 | 350000 EQUIPMENT |
| TOYOTA | PRIUS C | 2020 | 110000 ELECTRICAL SYSTEM |
| TOYOTA | RAV4 | 2020 | 350000 EQUIPMENT |
| TOYOTA | RAV4 | 2020 | 115000 ELECTRICAL SYSTEM:BODY CONTROL MODULE/BCM |
| TOYOTA | RAV4 | 2020 | 110000 ELECTRICAL SYSTEM |
| TOYOTA | RAV4 HYBRID | 2020 | 110000 ELECTRICAL SYSTEM |
Related TOYOTA Recalls
What Should You Do?
If your vehicle is affected by this TSB, contact your authorized TOYOTA dealer. Bring this bulletin ID (TSB008921Rev2) when you visit. If under warranty, the repair should be free. If your warranty has expired, ask about goodwill coverage — manufacturers sometimes cover TSB-related repairs beyond the warranty period.
Frequently Asked Questions
A recall is a mandatory safety fix — the manufacturer must repair every affected vehicle for free. A TSB is an advisory document that describes a known issue and the recommended fix, but repairs are not required. However, some TSBs eventually lead to recalls if the issue poses a safety risk. TSBs are generally issued for quality or performance problems, while recalls address safety defects.
If your vehicle is still under the manufacturer's warranty, TSB-related repairs are typically covered at no cost. If your warranty has expired, you can ask the dealer about goodwill or customer assistance programs. Many manufacturers will cover or partially cover repairs for well-known issues, especially if the TSB was issued recently or affects a large number of vehicles.
Check the make, model, and model year listed above against your vehicle. If they match, this bulletin likely applies. However, TSBs may only affect vehicles with specific production dates, VIN ranges, or configurations. Your dealer can confirm by entering your VIN into their service system, which will show all applicable TSBs and recalls.
This data comes from the National Highway Traffic Safety Administration (NHTSA). Manufacturers are required to submit copies of all communications (including TSBs) sent to their dealers to NHTSA. The agency makes this data publicly available as part of its vehicle safety monitoring program.