P0A4F Possible Causes
- Faulty hybrid vehicle generator
- Hybrid vehicle generator harness is open or shorted
- Poor electrical connection of the hybrid vehicle generator circuit
What Does It Mean?
How to Fix Code P0A4F
Check the “possible causes” listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector pins.
P0A4F Possible Symptoms
Engine light on (or service engine soon warning light)
P0A4F Meaning
The generator resolver detects the position of magnetic poles, essential for ensuring highly efficient control of MG1 and MG2. The construction of the generator resolver and how it is connected to the HV control ECU are the same as those of the motor resolver.