Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSTOYOTA2012PRIUS THREEREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCETESTING & DIAGNOSISENGINE CONTROL SYSTEM (EXCEPT PLUG-IN) (DIAGNOSTIC CODES (P0010-P043F))SFI SYSTEMDTC P0111: INTAKE AIR TEMPERATURE SENSOR GRADIENT TOO HIGHMONITOR STRATEGY
2012 Toyota Prius Three
Monitor Strategy
2012 Toyota Prius ThreeSECTION Monitor Strategy
| Related DTCs | P0111: Intake air temperature sensor rationality (After engine stop) P0111: Intake air temperature sensor rationality (After cold engine start) |
| Required Sensors/Components (Main) | Intake air temperature sensor |
| Required Sensors/Components (Related) | - |
| Frequency of Operation | Once per driving cycle |
| Duration | - |
| MIL Operation | 2 driving cycles |
| Sequence of Operation | None |
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.