Hi5 controllermaintenanceHi5 Troubleshooting Manual1. Troubleshooting1.1. Troubleshooting Solution1.1.46. E02520 (○ axis) IPM faultOn this page1.1.46. E02520 (○ axis) IPM fault1.1.46. E02520 (○ axis) IPM fault Previous error code: E0112 (○ axis) IPM fault 1.1.46.1. Outline1.1.46.2. Causes and examine methods