P0A5F
Drive Motor A Phase U Current High
P0A5F is an OBD-II diagnostic trouble code meaning: Drive Motor A Phase U Current High. Common causes: inverter fault, damage to the motor winding. Estimated repair cost: $56–278.
Symptoms
- Hybrid system power reduction
- Check Engine Light Illuminated
- Overheating of power electronics components
- Unusual noises from the electric motor
- The vehicle goes into emergency mode
Causes
- Inverter fault
- Damage to the motor winding
- Problems with phase U wiring harness
- Short circuit in phase U circuit
- Faulty current sensors
How to Fix
- Check the resistance of the motor windings
- Inspect the wiring harness for damage
- Check the operation of the inverter
- Test current sensors
- Diagnose the hybrid system control unit
Related codes
Error P0A5F by Vehicle Brand
FAQ
What does the P0A5F code mean?
P0A5F is an OBD-II diagnostic trouble code that indicates: Drive Motor A Phase U Current High
What causes a P0A5F error code?
The most common causes of P0A5F include: Inverter fault; Damage to the motor winding; Problems with phase U wiring harness; Short circuit in phase U circuit.
How do I fix a P0A5F diagnostic trouble code?
To fix P0A5F: Check the resistance of the motor windings. Inspect the wiring harness for damage. Check the operation of the inverter. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P0A5F?
Do not drive — repair immediately
How much does it cost to fix P0A5F?
The estimated repair cost for P0A5F is $56–278. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat