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.
Typical Malfunction Thresholds
Case 1: P3190
| Time for low engine torque | 100 engine revolutions or more, and 6 seconds or more (varies with engine coolant temperature) |
| Fuel level | Not empty |
Case 2: P3191
| Engine start no-determination time (received from HV ECU) | 100 engine revolutions or more, and 6 seconds or more (varies with engine coolant temperature) |
| Fuel level | Not empty |
Case 3: P3193
| Time for low engine torque or Engine start no-determination time | 100 engine revolutions or more, and 6 seconds or more (varies with engine coolant temperature) |
| Fuel level | Empty |
Use the Manual With the Right Hardware
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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.
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