Check for continuity between the door multiplex control unit 37P connector No. 27 terminal and the right rear power window switch 14P connector No. 12 terminal.
Is there continuity?
YES
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Substitute a known-good power window master switch, then reset the power window control unit and recheck. If the DTC goes away, replace the original power window master switch. If the DTC is still present, substitute a known-good passenger's power window switch one at a time and recheck.■