Code result
P062F
Internal Control Module EEPROM Error
Moderate severity
What it means
The ECU's EEPROM (persistent calibration storage) reports a check-sum or write error. Calibration values may be corrupted - the ECU runs on safe defaults until repair.
Is it safe to drive?
Use caution
The vehicle is usually drivable for short distances, but the problem can worsen or affect emissions. Diagnose and repair as soon as practical.
Most likely causes
EEPROM check-sum failure
highOne of the most commonly reported causes for this code — check this first.
Related help
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