PCB Care

IFB E5 Error Code

IDU/ODU Mismatched Failure.

ac
IDU/ODU Mismatched Failure

Cause: Indoor and outdoor units mismatch

How to fix: Verify unit compatibility

IFB boards that may fix E5

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

Other IFB codes

bcbfbjDOE0E1E2E3E4E6E7E8