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Home › Jeep › 2021 › Compass Trailhawk › Repair and Diagnosis › Body & Frame › Seats › (Memory Seats Module (Driver) (MSMD) - Electrical Diagnostics) › DTC Troubleshooting › B221C-42-(MSM) Memory Seat Module Internal-General Memory Failure › Set Condition

Set Condition

The module runs a self diagnostic test which checks various internal components for proper operation. If one or more of these test fail three consecutive times, this DTC will set.