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.
DTC P062F-46: Internal Control Module EEPROM Calibration / Parameter Memory Failure [12/2019 - 10/2022]: Description
The engine stop and start ECU stores the number of starter operations, total number of engine starts, air conditioning information, and the deceleration sensor zero point learning results.
If the engine stop and start ECU cannot write the number of starter operations, total number of engine starts, air conditioning information, or the deceleration sensor zero point learning results, it stores DTC P062F-46, blinks the stop and start cancel indicator, and prohibits stop and start control.
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area | Warning Indicate | Memory | Note |
|---|---|---|---|---|---|---|
| P062F-46 | Internal Control Module EEPROM Calibration / Parameter Memory Failure | Any of the following conditions are met (1 trip detection logic):
|
Engine stop and start ECU | Blinks | DTC stored | SAE Code: P062F |
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.