PCB Care

Daikin P4 Error Code

Faulty Inverter Circuit Heatsink Temperature Sensor.

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Faulty Inverter Circuit Heatsink Temperature Sensor

Cause: Heatsink temperature sensor fault

How to fix: Inspect or replace the sensor

Daikin boards that may fix P4

If the board is the cause, these refurbished Daikin boards are in stock. Match the part number before you order.

Other Daikin codes

00A1A5A6C4C9E1E5E6E7E8F3