P0A10 — Hybrid Battery Voltage Sense Circuit
The battery management system detects a fault in the high-voltage battery pack voltage sense circuit, used to monitor module-level voltages.
General code reference. Confirm the definition and diagnostic procedure for your vehicle's year, model and engine. A stored code alone does not identify a failed part.
Affected components
- Bms
- Hv battery
- Voltage sense wiring
Possible causes to check
These are possible checks, not a ranked diagnosis. Follow the vehicle manufacturer's test procedure before replacing parts.
- BMS sense circuit failure
- Cell module imbalance
- Ground point with elevated resistance
Diagnostic notes
- The malfunction indicator lamp may illuminate
- Reduced-power or limp mode may occur
Sources
Check each reference's vehicle and model-year scope. General background links do not establish which fault is most likely on your vehicle.
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.