GE Washer Error Code 6B

Error code 6B on a GE washer means the thermistor has a short condition, with its resistance reading too low for normal operation. The thermistor is the component that monitors water temperature during the wash cycle. When the control board detects abnormally low resistance, it stops the machine and displays 6B to flag the fault. The issue typically lies in the thermistor wiring harness or the thermistor itself.

It is not recommended to continue using the washer while the 6B code is active. The thermistor provides temperature feedback that the control board relies on to manage the wash cycle correctly. Running the machine without accurate temperature data could lead to improper wash conditions or component stress. Addressing the fault before resuming normal use is the safer approach.

A reset may temporarily clear the 6B error code, but if the underlying short in the thermistor circuit has not been repaired, the code will return once the control board re-evaluates the thermistor resistance. Resetting the washer is useful for confirming whether the fault is intermittent, but it is not a fix. The thermistor harness and thermistor itself need to be inspected and tested to resolve the issue permanently.

A knowledgeable DIYer can attempt to diagnose this error by visually inspecting the thermistor wiring harness for pinched or damaged wires and checking the connector for corrosion. Testing the thermistor with a multimeter is also straightforward if you have basic electrical knowledge. If the thermistor or harness needs replacement, parts are generally accessible, though comfort with appliance disassembly is helpful.

If only the thermistor needs replacement, parts typically cost in the range of $15 to $50 depending on the specific model. If the wiring harness requires replacement or repair, costs can vary based on harness availability and labor. A professional service call including parts and labor generally falls in the range of $100 to $250, though prices vary by region and service provider.