Heater Valve Cable Adjustment

WARNING: This page is about a different car, the 2006 Acura MDX, 2005 Acura MDX, 2004 Acura MDX, and 2003 Acura MDX. However, it is still accessible from the selected car via links, so may be relevant.

From under the hood, open the cable clamp (A), then disconnect the heater valve cable (B) from the heater valve arm (C).

Fig 1: Disconnecting Heater Valve Cable From Heater Valve Arm
Courtesy of AMERICAN HONDA MOTOR CO., INC.
From under the dash, disconnect the heater valve cable housing from the cable clamp (A), and disconnect the heater valve cable (B) from the air mix control linkage (C).

Fig 2: Disconnecting Heater Valve Cable From Air Mix Control Linkage
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Set the temperature control button to Max Cool with the ignition switch ON (II).
Attach the heater valve cable (B) to the air mix control linkage (C) as shown in step 2. Hold the end of the heater valve cable housing against the stop (D), then snap the heater valve cable housing into the cable clamp (A).
From under the hood, turn the heater valve arm (A) to the fully closed position as shown, and hold it. Attach the heater valve cable (B) to the heater valve arm, and gently pull on the heater valve cable housing to take up any slack, then install the heater valve cable housing into the cable clamp (C).

Fig 3: Installing Heater Valve Cable Housing Into Cable Clamp
Courtesy of AMERICAN HONDA MOTOR CO., INC.