DTC Troubleshooting: 2703
  1. Check for continuity between the terminal of navigation control unit connector B (32P) according to the table.
    From terminal
    To terminals
    B4 (ORN)
    B20 (PUR), B21 (BRN)
    B20 (PUR)
    B21 (BRN)

Is there continuity?
YES -
Repair short in the wire(s) between the navigation control unit and climate control unit.■
NO -
Replace the climate control unit. ■