DC/DC Converter Step Down Voltage Performance
The DC/DC converter step-down (buck) voltage performance is outside calibration. Output voltage does not match commanded value.
Affected components
- Dcdc converter step down
Common causes
- High likelihood: Regulator characteristic drifted
- Medium likelihood: Load mismatch
Diagnostic notes
- The malfunction indicator lamp may illuminate
- Reduced-power or limp mode may occur
Sources
Diagnostic information is provided for reference only. Confirm the code with a compatible scan tool and follow the vehicle manufacturer's service procedures before replacing components.