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Home >> Toyota >> 2004 >> Highlander Limited, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 903 (Heater & Air Conditioning Control System) >> Basic Inspection >> Inspection And Adjustment >> Operational Check (Rear) >> Checking Rear Temperature Decrease

Checking Rear Temperature Decrease

WARNING: This page is about a different car, the 2013 Nissan Armada. However, it is still accessible from the selected car via links, so may be relevant.
  1. Press the REAR CTRL switch (indicator off).
  2. Rotate the rear air control (front) temperature control dial counterclockwise to maximum cold.
  3. Check for cold air at appropriate discharge air outlets.
  4. Press the REAR CTRL switch (indicator on) from the rear air control (front).
  5. Rotate the rear air control (rear) temperature control dial counterclockwise to maximum cold.
  6. Check for cold air at appropriate discharge air outlets.

If NG, listen for sound of air mix door motor operation. If OK, go to trouble diagnosis procedure for "AIR MIX DOOR MOTOR (DRIVER) COMPONENT FUNCTION CHECK ". If air mix door motor appears to be malfunctioning, go to "AIR MIX DOOR MOTOR (REAR) DIAGNOSIS PROCEDURE ".

If OK, continue with next check.

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