P0D31
Drive Motor A Inverter Voltage Sensor A Circuit Intermittent/Erratic
P0D31 is an OBD-II diagnostic trouble code meaning: Drive Motor A Inverter Voltage Sensor A Circuit Intermittent/Erratic. Common causes: poor contact in the sensor connector, open or short circuit in the sensor circuit. Estimated repair cost: $33–167.
Symptoms
- Reduced motor power
- Intermittent operation of the hybrid system
- Check Engine Light Illuminated
- Possible jerking when moving
- Reduced performance of the hybrid system
Causes
- Poor contact in the sensor connector
- Open or short circuit in the sensor circuit
- Voltage sensor fault
- Problems with the inverter wiring harness
- Malfunction of the inverter itself
How to Fix
- Check the integrity of the wiring to the sensor
- Inspect connectors for corrosion or damage
- Check resistance and sensor signal
- If necessary, replace the voltage sensor
- Check the operation of the inverter after repair
Related codes
Error P0D31 by Vehicle Brand
FAQ
What does the P0D31 code mean?
P0D31 is an OBD-II diagnostic trouble code that indicates: Drive Motor A Inverter Voltage Sensor A Circuit Intermittent/Erratic
What causes a P0D31 error code?
The most common causes of P0D31 include: Poor contact in the sensor connector; Open or short circuit in the sensor circuit; Voltage sensor fault; Problems with the inverter wiring harness.
How do I fix a P0D31 diagnostic trouble code?
To fix P0D31: Check the integrity of the wiring to the sensor. Inspect connectors for corrosion or damage. Check resistance and sensor signal. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P0D31?
Limited driving only, diagnose soon
How much does it cost to fix P0D31?
The estimated repair cost for P0D31 is $33–167. Actual cost depends on your vehicle, location, and labor rates.
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