Robert B Elizabeth City , NC February 09, 2015 Appliance: Maytag Washer NFW7200TW10 Maytag Washer Nfw7200tw10: E3 error code. How to replace Pcb (Mems) Sensor. Replaced PCM MEMORY SENSOR and machine works like new replaced a year ago only had 13 days left on warrenty sent replacement in a couples of days after contact with company awesome 2 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes