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Home >> Cadillac >> 2014 >> SRX Base >> Repair and Diagnosis (Single Page) >> Body & Frame >> Seats >> Power Seat System >> Diagnostic Information and Procedures >> DTC B2755 or B2765: Driver Memory Select Switch/Seat Memory Set Switch >> Circuit/System Testing
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Circuit/System Testing

  1. Ignition OFF, disconnect the harness connector at the S47D Seat Memory Switch - Driver.
  2. Ignition ON, press a power seat switch in order to wake up the K40 Seat Memory Control Module.
  3. Test for 9 V or greater between each signal circuit terminal listed below and ground:
    • Memory set switch signal terminal 5
    • Memory 1 switch signal terminal 6
    • If less than 9 V 
    1. Ignition OFF, disconnect the X6 harness connector at the K40 Seat Memory Control Module.
    2. Test for infinite resistance between the signal circuit and ground.
      • If less than infinite resistance, repair the short to ground on the circuit.
      • If infinite resistance
    3. Test for less than 2 Ω in the signal circuit end to end.
      • If 2 Ω or greater, repair the open/high resistance in the circuit.
      • If less than 2 Ω, replace the K40 Seat Memory Control Module.
    • If 9 V or greater 
  4. Ignition OFF, disconnect the X6 harness connector at the K40 Seat Memory Control Module, ignition ON.
  5. Test for less than 1 V between each signal circuit terminal listed below and ground:
    • Memory set switch signal terminal 5
    • Memory 1 switch signal terminal 6
    • If 1 V or greater 

      Repair the short to voltage on the circuit.

    • If less than 1 V 
  6. Test or replace the S47D Seat Memory Switch - Driver.
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