OBD-II code · Powertrain (generic)
P0DA7 Drive Motor B Inverter Voltage Sensor A Circuit Intermittent/Erratic
The ECM detects a intermittent/erratic fault on the drive motor b inverter voltage sensor a circuit. Reading cannot be used reliably for control.
Is it safe to drive with P0DA7?
The car may go into limp mode (reduced power). Get it diagnosed before a long trip.
Common causes
- Most likelySensor connector not seated
- PossibleNoisy ground reference
- Less likelyConnector with intermittent contact under vibration
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
- P0D31Drive Motor A Inverter Voltage Sensor A Circuit Intermittent/Erratic
- P0E93Drive Motor A Inverter Voltage Sensor B Circuit Intermittent/Erratic
- P0E98Drive Motor B Inverter Voltage Sensor B 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
- P0DA8Hybrid/EV Battery Voltage/Drive Motor A Inverter Voltage Correlation
- P0DA9Hybrid/EV Battery Voltage/Drive Motor B Inverter Voltage Correlation
- P0DAABattery Charging System Isolation Fault
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.