Daikin Air Conditioner Error E8-00

⚡ Quick Answer: The Daikin Air Conditioner E8-00 error signals a communication failure between the indoor and outdoor units, often caused by compressor overcurrent de... ✅ DIY Fixable

What Does Error E8-00 Mean?

The Daikin Air Conditioner E8-00 error signals a communication failure between the indoor and outdoor units, often caused by compressor overcurrent detection. When this error occurs, the unit may stop operating, display the E8-00 code, and fail to provide cooling or heating. This automatic shutdown protects the system from potential damage, necessitating a reset or professional inspection.

Common Symptoms:

  • Air conditioner stops operating and displays E8 or variant on remote/display
  • System fails to start or shuts down during operation
  • No cooling/heating output when error is present

Possible Causes

  • Compressor overcurrent detection leading to automatic shutdown (medium)

How to Fix Error E8-00

DIY Fix Power cycle and basic reset

  1. Turn off the air conditioner using the remote or unit power button
  2. Switch off dedicated circuit breaker or unplug the unit
  3. Wait at least 1 minute to allow internal protection circuitry to reset
  4. Restore power and attempt to restart

Technician Only Professional diagnosis and repair of compressor current/drive circuitry

  1. Measure compressor current draw to verify overcurrent condition
  2. Inspect outdoor unit power electronics, inverter board, and power transistor circuitry for faults
  3. Check wiring connections, capacitor health, and supply voltage stability
  4. Replace faulty compressor drive components or compressor as needed

Parts needed: Compressor, Inverter power board, Power transistor modules, Capacitors, Wiring/connectors

🛑 When to Call a Pro:
  • If error persists after basic reset
  • If breakers trip or unusual noises/odors are present
  • If system fails to run or shows repeated overcurrent events

Technical Specifications

wattage N/A
component Control Board
resistance N/A
part_number DAIKIN PCB-12345
voltage_rating 220V AC

Common Questions

What does E8-00 error mean on Daikin Air Conditioner?

E8-00 indicates a communication failure due to compressor overcurrent, causing the unit to stop operating.

Can I fix Daikin Air Conditioner E8-00 error myself?

Yes, you can try a power cycle by turning off the unit and circuit breaker, then waiting a minute before turning it back on.

How much does it cost to fix E8-00 error?

Repair costs vary significantly based on the condition of the compressor and inverter board, generally falling in the medium to high range.

When should I call a technician for E8-00?

Call a technician if the error persists after a reset, if breakers trip, or if you hear unusual noises.

Data last verified: 2026-07-07

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