Error Code FZ-ROOM
Flex Zone drawer temperature sensor not working
Critical
Stop using immediately - risk of damage or safety issue
Also displayed as: LED blinks
What This Means
Flex Zone sensor wiring broken; Thermistor failure in Flex Zone; Connector CN40 pin 18-20 open or shorted
What actually causes this:
Flex Zone sensor wiring loose or thermistor failed
First Thing to Check
Check connector at Flex Zone drawer for corrosion or loose pins
Parts Involved
How to Fix
- 1
1. Check voltage at MAIN PCB CN40-18 to CN40-20
- 2
2. Expected voltage range: 4.5V to 1.0V
- 3
3. Verify Flex Zone drawer sensor connection
Other Error Codes for RF24R7201AP
Freezer temperature sensor not working
Water overflowing from ice maker or water dispenser
Compressor will not start
Fridge getting too warm
Control panel not communicating with main board
Ice dispenser duct not heating
IO expander chip not responding
Freezer defrost heater not heating