OBD-II code · Powertrain (generic)
P0DA3 Drive Motor B Inverter Voltage Sensor A Circuit
The ECM detects a circuit fault on the drive motor b inverter voltage sensor a circuit. Reading cannot be used reliably for control.
Is it safe to drive with P0DA3?
The car may go into limp mode (reduced power). Get it diagnosed before a long trip.
Common causes
- Most likelySensor failed
- PossibleWiring or connector fault
Symptoms
- EV/hybrid system warning light on
- Reduced motor power or torque
- Possible limp mode or vehicle shutdown
Repair at a glance
- Difficulty
- Medium
- DIY friendly
- Best left to a mechanic
- Typical labour
- 1–4 h
- Emissions test
- Usually unaffected
- Parts involved
- Drive Motor B Inverter Voltage Sensor A, Wiring Harness, Hybrid Control Module
Related codes
- P0D2DDrive Motor A Inverter Voltage Sensor A Circuit
- P0E8FDrive Motor A Inverter Voltage Sensor B Circuit
- P0E94Drive Motor B Inverter Voltage Sensor B Circuit
- P0DA0Battery Charger A Coupler Lock Position Sensor Circuit Low
- P0DA1Battery Charger A Coupler Lock Position Sensor Circuit High
- P0DA2Battery Charger A Coupler Lock Position Sensor Circuit Intermittent/Erratic
- P0DA4Drive Motor B Inverter Voltage Sensor A Circuit Range/Performance
- P0DA5Drive Motor B Inverter Voltage Sensor A Circuit Low
- P0DA6Drive Motor B Inverter Voltage Sensor A Circuit High
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.