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.
Conditions for Setting the DTC
P1A71
14V Power Module Temperature Sensor 2 has a value of 20°C greater than the average value of 14V Power Module Temperature Sensor 1, Motor Generator Unit Temperature, and the Inverter Temperature for greater than 4 seconds.
P1A72
14V Power Module Temperature Sensor 2 is greater than 145°C (293°F) for greater than 4 seconds.
P1A73
14V Power Module Temperature Sensor 2 is less than -65°C (-85°F) for greater than 4 seconds.
NO RELATED
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.