MSM Module Does Not Make Relay Click Sound When Specific Power Seat Switch Input Is Selected

Check the continuity of appropriate circuit between MSM module and driver's power seat switch. Refer to WIRING DIAGRAMS  . Refer to MSM MODULE 21-PIN CONNECTOR TERMINAL IDENTIFICATION  table under DIAGNOSTIC MODE under SYSTEM TESTS. If voltage does not exist at appropriate terminal of MSM module, repair or replace seat wiring harness. If voltage exists at appropriate terminal of MSM module, replace MSM module.