P3
Camry
Current Protection / Overcurrent in Compressor
P3 error; unit may not start or may shut down quickly after starting
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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
Mechanical compressor problem in Camry outdoor unit, Shorted compressor windings, Incorrect refrigerant charge causing high current, Faulty current sensor on outdoor PCB
How to Fix / Troubleshooting
Safety first: Overcurrent faults involve dangerous voltages and currents; only qualified technicians should perform detailed tests.
- 1. Visual inspection: Check compressor terminals and wiring for signs of overheating.
- 2. Measure current draw: A technician should use a clamp meter to compare actual current with the rated current on the Camry nameplate.
- 3. Test windings: Measure resistance and insulation of compressor windings.
- 4. Check refrigerant system: Verify that the system is not overcharged and that there are no restrictions.
- 5. Replace faulty parts: Depending on findings, replace the compressor, current sensor, or outdoor PCB.
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Repair Difficulty
Professional Required
5/5
Required Part
Compressor (Camry Outdoor Unit)
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