Powertrain
generic / SAE
P0CB0
DC/DC Converter Voltage Below Threshold
The DC/DC converter output voltage on the 12 V side falls below the operating threshold while operation is commanded, suggesting partial converter failure.
SystemPowertrain
Typegeneric / SAE
GroupP0
Range / numberC / B0
Possible causes
- Converter partial failure high
Inspection / repair
- Difficulty: shop only
- DIY: shop recommended
- Estimated cost: 800–4000 €
- Estimated time: 3–10 h
- Component: dc dc converter
- Component: low voltage battery
- MIL / check engine light
- limp mode possible
Sources
References
sae:J2012