P2681 has a source-scoped interpretation in a manufacturer document. Check the raw form, vehicle conditions and original bulletin before using it.
This meaning belongs to the cited manufacturer document and its conditions. It is not a universal code definition, a VIN-specific match, a driving clearance or a parts diagnosis. Independent safety review remains pending.
This Toyota document supports only its stated code and vehicle context. The code alone cannot identify a failed part, prove that another make uses the same definition, or clear a car for driving. Compare your full scan with the current exact-vehicle service information.
Read the Toyota original: Coolant bypass valve P268111/P268115 Source date: 2025-01-07; research checked: 2026-11-01.
What the manufacturer document says
The same root can have a different meaning or role in another module or vehicle. Preserve the full raw code and suffix rather than applying this table to every car.
| Raw form | Meaning in source | Document | Case context |
|---|---|---|---|
| P268111 | Coolant bypass-valve circuit shorted to ground | Toyota T-SB-0112-24 Rev1 | Toyota Engine Maintenance Required with P268111 or P268115 |
| P268115 | Coolant bypass-valve circuit open or shorted to supply | Toyota T-SB-0112-24 Rev1 | Toyota Engine Maintenance Required with P268111 or P268115 |
Vehicle scope recorded in the source
- Toyota Avalon Hybrid · 2019, 2020, 2021 · A25A-FXS; HEV
- Toyota Avalon · 2021 · A25A-FKS; gasoline
- Toyota Camry · 2018, 2019, 2020, 2021 · A25A-FKS; gasoline
- Toyota Camry Hybrid · 2018, 2019, 2020, 2021 · A25A-FXS; HEV
- Toyota Corolla · 2019, 2020, 2021 in the bulletin table; 2019 body/engine pairing needs VIN confirmation
- Toyota Corolla Hatchback · 2019, 2020, 2021 · M20A-FKS; gasoline
- Toyota RAV4 · 2019, 2020, 2021 · A25A-FKS; gasoline
- Toyota RAV4 Hybrid · 2019, 2020, 2021 · A25A-FXS; HEV
- Toyota RAV4 Prime · 2021 · A25A-FXS; PHEV
- Toyota Highlander Hybrid · 2020, 2021 · A25A-FXS; HEV
- Toyota Sienna Hybrid · 2021 · A25A-FXS; HEV
- Toyota Venza Hybrid · 2021 · A25A-FXS; HEV
What to record before clearing the code
- Exact message rather than paraphrased maintenance reminder
- Full seven-character code
- Any coolant loss or overheating
- Note other codes and the exact dashboard message; a generic reader may miss the affected module.
Questions before a repair or part order
- Do not reset the maintenance reminder and assume this electrical fault is repaired.
- Does the current manufacturer document cover this VIN, engine, build date and symptom?
- Is a recall, warranty or newer service communication relevant? A bulletin alone is not free-repair eligibility.
How to use this research note
The source document is historical and may have a later revision. Its cited vehicle table is a condition to verify, not a complete list of affected VINs. A code can be secondary to another fault. If braking, steering, propulsion, temperature, smoke, fuel or high-voltage behavior is unsafe, stop safely and seek qualified help rather than using this page to continue driving.
Sources and scope
- Toyota — Coolant bypass valve P268111/P268115 (T-SB-0112-24 Rev1) Document: 2025-01-07 · Research checked: 2026-11-01
Research snapshot: 2026-11-01. Source documents may have newer revisions. Verify current instructions and VIN eligibility with the manufacturer.