TOYOTA
TSB008523
Manufacturer communications
- Publication date
- 2023-11-01
- Received by NHTSA
- 2023-12-26
- NHTSA record numbers
- 10247796
Manufacturer summary
Original wording in English
TSB: Some 2016 ? 2023 model year Toyota vehicles may exhibit a hybrid system warning lamp occurring in below-freezing temperatures (below 32°F or 0°C). After performing a Health Check, one or both of the following Diagnostic Trouble Codes (DTCs) may be present: ?P1C8449 ? (High Voltage Power Resource Circuit Short during Ready ON) ?P300449 ? (High Voltage Power Resource Circuit Short during Pre-Charge) Follow the Repair Procedure in this bulletin to address this condition.
Reported code forms
Check vehicle applicability
A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.
| Make | Model | Model year |
|---|---|---|
| Toyota | PRIUS PRIME | 2017 |
| Toyota | RAV4 HYBRID | 2023 |
| Toyota | RAV4 HYBRID | 2022 |
| Toyota | RAV4 HYBRID | 2021 |
| Toyota | RAV4 HYBRID | 2020 |
| Toyota | RAV4 HYBRID | 2019 |
| Toyota | RAV4 PRIME | 2022 |
| Toyota | RAV4 PRIME | 2021 |
| Toyota | SEQUOIA HYBRID | 2023 |
| Toyota | SIENNA HYBRID | 2023 |
| Toyota | SIENNA HYBRID | 2022 |
| Toyota | SIENNA HYBRID | 2021 |
| Toyota | TUNDRA HYBRID | 2023 |
| Toyota | TUNDRA HYBRID | 2022 |
| Toyota | VENZA HYBRID | 2023 |
| Toyota | VENZA HYBRID | 2022 |
| Toyota | VENZA HYBRID | 2021 |