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.
2011 Chevrolet VoltFACTORY OEM SERVICE PROCEDURE
Diagnostic Code Index
DIAGNOSTIC CODE INDEX
| DTC | Description |
|---|---|
| DTC P0CF4-P0CF6 | P0CF4: Control Pilot Circuit Performance P0CF5: Control Pilot Circuit Low Voltage P0CF6: Control Pilot Circuit High Voltage |
| DTC P0CF9 or P0D01 | P0CF9: Control Pilot Charging Switch Performance P0D01: Control Pilot Charging Ventilation Switch Performance |
| DTC P0D1F | P0D1F: Control Module Date/Time Synchronization Performance |
| DTC P0D20 or P0D22 | P0D20: Battery Charger Output Voltage Performance P0D22: Battery Charger Output Current Performance |
| DTC P0D21 or P0D23 | P0D21: Battery Charger Output Voltage Too Low P0D23: Battery Charger Output Shorted |
| DTC P0D26 | P0D26: Battery Charger System Precharge Time Too Long |
| DTC P0D2A | P0D2A: Battery Charger Input High Current |
| DTC P0D2B or P0D2C | P0D2B: Control Pilot Indicator Control Circuit P0D2C: Charge Status Indicator Control Circuit |
| DTC P0D39-P0D3F, P0D43-P0D54, P1ECB-P1ECD, P1ED0-P1ED9, P1EDB, P1EDC, P1EDE-P1EED, P1EFF-P1F02, or P1F14-P1F16 | P0D39: Battery Charger Input Current Sensor Circuit Range/Performance P0D3A: Battery Charger Input Current Sensor Circuit Low Voltage P0D3B: Battery Charger Input Current Sensor Circuit High Voltage P0D3E: Battery Charger Input Voltage Sensor Performance P0D3F: Battery Charger Input Voltage Sensor Circuit Low Voltage P0D43: Battery Charger 14V Output Voltage Sensor Performance P0D44: Battery Charger 14V Output Voltage Sensor Circuit Low Voltage P0D45: Battery Charger 14V Output Voltage Sensor Circuit High Voltage P0D49: Battery Charger 14V Output Current Sensor Circuit Low Voltage P0D4A: Battery Charger 14V Converter Output Current Sensor Circuit High Voltage P0D4E: Battery Charger Hybrid/EV Battery Output Voltage Sensor Circuit Low Voltage P0D4F: Battery Charger Hybrid/EV Battery Output Voltage Sensor Circuit High Voltage P0D53: Battery Charger Hybrid/EV Battery Output Current Sensor Circuit Low Voltage P0D54: Charger Hybrid/EV Battery Output Current Sensor Circuit High Voltage P1ECB: Battery Charger High Voltage Converter 1 Temperature Sensor Circuit Low Voltage P1ECC: Battery Charger High Voltage Converter 1 Temperature Sensor Circuit High Voltage P1ECD: Battery Charger High Voltage Converter 1 Temperature Sensor Circuit Performance P1ED0: Battery Charger High Voltage Converter 2 Temperature Sensor Circuit Low Voltage P1ED1: Battery Charger High Voltage Converter 2 Temperature Sensor Circuit High Voltage P1ED2: Battery Charger High Voltage Converter 2 Temperature Sensor Circuit Performance P1ED6: Battery Charger Cold Plate Temperature Sensor Circuit Low Voltage P1ED7: Battery Charger Cold Plate Temperature Sensor Circuit High Voltage P1ED8: Battery Charger Cold Plate Temperature Sensor Performance P1ED9: Battery Charger Converter Input Voltage Sensor 1 Circuit Low Voltage P1EDB: Battery Charger Converter Input Voltage Sensor 1 Performance P1EDC: Battery Charger Converter Input Voltage Sensor 2 Circuit Low Voltage P1EDE: Battery Charger Converter Input Voltage Sensor 2 Performance P1EDF: Battery Charger Input Voltage Conditioner Temperature Sensor Circuit Low Voltage P1EE0: Battery Charger Input Voltage Conditioner Temperature Sensor Circuit High Voltage P1EE1: Battery Charger Input Voltage Conditioner Temperature Sensor Performance P1EE2: Battery Charger High Voltage Converter 1 Input Current Sensor Circuit Low Voltage P1EE3: Battery Charger High Voltage Converter 1 Input Current Sensor Circuit High Voltage P1EE4: Battery Charger High Voltage Converter 2 Input Current Sensor Circuit Low Voltage P1EE5: Battery Charger High Voltage Converter 2 Input Current Sensor Circuit High Voltage P1EE6: Battery Charger AC Not Present P1EE7: Battery Charger Control Module Reference Voltage 1 Circuit Low Voltage P1EE8: Battery Charger Control Module Reference Voltage 1 Circuit High Voltage P1EE9: Battery Charger Control Module Reference Voltage 2 Circuit Low Voltage P1EEA: Battery Charger Control Module Reference Voltage 2 Circuit High Voltage P1EEB: Battery Charger Control Module Reference Voltage 3 Circuit Low Voltage P1EEC: Battery Charger Control Module Reference Voltage 3 Circuit High Voltage P1EED: Battery Charger 14V Output Voltage Sensing Circuit P1EFF: Battery Charger Input Power Up Protection Circuit Performance P1F01: Battery Charger Control Module Supply Voltage Sensor Circuit Low Voltage P1F02: Battery Charger Control Module Supply Voltage Sensor Circuit High Voltage P1F14: Battery Charger Input Current Sensor Exceeded Learning Limit P1F15: Battery Charger 14V Output Current Sensor Exceeded Learning Limit P1F16: Battery Charger Hybrid/EV Battery Output Current Sensor Exceeded Learning Limit |
| DTC P0D40, P1EDA, P1EDD, P1EFA, P1EFB, or P1F03-P1F05 | P0D40: Battery Charger Input Voltage Sensor Circuit High Voltage P1EDA: Battery Charger Converter Input Voltage Sensor 1 Circuit High Voltage P1EDD: Battery Charger Converter Input Voltage Sensor 2 Circuit High Voltage P1EFA: Battery Charger High Voltage Converter 1 Input Current Too High P1EFB: Battery Charger High Voltage Converter 2 Input Current Too High P1F03: Battery Charger Control Module Supply Voltage Performance P1F04: Battery Charger Input Voltage Conditioner Enable Circuit Performance P1F05: Battery Charger Converter Input Voltage Performance |
| DTC P0D58 or P0D59 | P0D58: Proximity Detection Circuit Low Voltage P0D59: Proximity Detection Circuit High Voltage |
| DTC P0D5B, P0D5C, P1ECE, or P1EFD | P0D5B: Battery Charger 14 V Output Power Performance P0D5C: Battery Charger Hybrid/EV Battery Output Power Performance P1ECE: Battery Charger Total Output Power Performance P1EFD: Battery Charger Power Efficiency |
| DTC P0D5E | P0D5E: Battery Charger System High Voltage Present |
| DTC P1EEE, P1EEF, or P1EFE | P1EEE: Battery Charger 14V Output Voltage Performance P1EEF: Battery Charger 14V Converter Output Power Regulation Performance P1EFE: Battery Charger Reverse Polarity Protection Circuit Performance |
| DTC P1EF0 or P1EF1 | P1EF0: Battery Charger High Voltage Converter 1 Output Power Regulation Performance P1EF1: Battery Charger High Voltage Converter 2 Output Power Regulation Performance |
| DTC P1EF3-P1EF5 | P1EF3: Battery Charger High Voltage Converter 1 Temperature Too High P1EF4: Battery Charger High Voltage Converter 2 Temperature Too High P1EF5: Battery Charger Input Voltage Conditioner Temperature Too High |
Factory Service Tools
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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.
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