H5
Camry
IPM Protection / Inverter Module Fault
H5 displayed; unit stops and may not restart until fault is cleared
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Safety Warning
This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.
If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.
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Possible Causes
Shorted IPM on Camry outdoor PCB, Short circuit in compressor or power wiring, Overheating of inverter heat sink, Incorrect supply voltage or phase issues
How to Fix / Troubleshooting
Safety first: This is a high-voltage inverter fault. Only qualified technicians should work on the outdoor PCB.
- 1. Visual inspection: Look for burnt components or cracked modules on the inverter section of the outdoor PCB.
- 2. Check wiring: Ensure all power and compressor connections are tight and correctly wired.
- 3. Measure insulation: A technician should perform insulation resistance tests on the compressor and wiring.
- 4. Replace PCB: If the IPM is confirmed faulty, replace the entire outdoor inverter PCB with a genuine Camry part.
- 5. Verify supply: Confirm that the mains supply meets Camry’s voltage and frequency requirements.
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Repair Difficulty
Professional Required
5/5
Required Part
Outdoor Inverter PCB (Camry Condenser Unit)
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