P0A51
Drive Motor A Current Sensor Circuit
P0A51 is an OBD-II diagnostic trouble code meaning: Drive Motor A Current Sensor Circuit. Common causes: motor current sensor fault a, open or short circuit in the sensor circuit. Estimated repair cost: $56–167.
Symptoms
- Check Engine light comes on
- Hybrid system power reduction
- Increased fuel consumption
- Unstable engine operation
- The car may go into emergency mode
Causes
- Motor current sensor fault A
- Open or short circuit in the sensor circuit
- Poor contact in connectors
- Contact corrosion
- Malfunction of the hybrid system control unit
How to Fix
- Check the continuity of the current sensor circuit
- Inspect connectors and contacts for damage
- Check the resistance of the current sensor
- Scan the control unit for additional errors
- If necessary, replace the current sensor
Related codes
Error P0A51 by Vehicle Brand
FAQ
What does the P0A51 code mean?
P0A51 is an OBD-II diagnostic trouble code that indicates: Drive Motor A Current Sensor Circuit
What causes a P0A51 error code?
The most common causes of P0A51 include: Motor current sensor fault A; Open or short circuit in the sensor circuit; Poor contact in connectors; Contact corrosion.
How do I fix a P0A51 diagnostic trouble code?
To fix P0A51: Check the continuity of the current sensor circuit. Inspect connectors and contacts for damage. Check the resistance of the current sensor. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P0A51?
Yes, but get it checked soon
How much does it cost to fix P0A51?
The estimated repair cost for P0A51 is $56–167. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat