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DTC U1161: Loss Of Passenger Door Module Simple Bus Serial Data: Testing

  1. If power window system check has been performed, go to next step. If power window diagnostic system check has been performed, see SYSTEM CHECK .
  2. If DTC U1162 set as well, go to step 4). If DTC U1162 is not set, go to next step.
  3. Replace passenger door module. Recheck system operation.
  4. Repair short or open in Light Blue wire between driver door module and left front power window switch. Recheck system operation.
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