Typical Enabling Conditions
WARNING: This page is about a different car, the 2025 Toyota Highlander, 2024 Toyota Highlander, and 2023 Toyota Highlander. However, it is still accessible from the selected car via links, so may be relevant.
| Monitor runs whenever the following DTCs are not stored | None |
| All of the following conditions are met | - |
| Engine coolant temperature | 75°C (167°F) or higher |
| Intake air temperature (for mass air flow meter sub-assembly) | -10°C (14°F) or higher |
| Battery voltage | 11 V or higher |
| Atmospheric pressure | 76 kPa (abs) [11 psi (abs)] or higher |
| Ignition switch | ON |
| Time after engine start | 1 second or more |