Navigation System Symptom Troubleshooting - Voice control cannot control A/C
Voice control cannot control A/C
NOTE:
  • Always check the connectors for poor connections or loose terminals.
  • Verify that the correct navigation unit is installed for this model. Go into the Diagnostic mode and use ‘‘Version''.
Is ‘‘climate'' icon red?
YES -
Do the climate control system troubleshooting.■
NO -
Check for an open or short to ground between navigation unit connector A (20P) terminals No. 4, No. 14, and No. 15, and climate control unit 32P connector terminals No. 5, No. 6, and No. 21. If OK, check the climate control system for normal operation. If the climate control system works properly, substitute a known-good navigation unit and recheck.■