| Components Location |

| 1. Temperature control actuator |
Replacement 1. Disconnect the negative (-) battery terminal. 2. Remove the heater unit assembly.
Description The temperature control actuator is located at the heater unit. It regulates the temperature by the procedure as follows.
Inspection 1. Disconnect the ignition switch connector (B) and key warning switch connector (A) from under the steering column. 2. Check for continuity between the terminals. 3.
Inspection 1. Turn the ignition switch OFF. 2. Disconnect the mode control actuator connector. 3. Verify that the mode control actuator operates to the defrost mode when connecting 12V to terminal 3 and grounding terminal 4.