| Schematic Diagram |

Inspection 1. After disconnecting the vapor hose from the PCV valve, remove the PCV valve. 2. Reconnect the PCV valve to the vapor hose.
Repair procedures Replacement 1. Disconnect the negative (-) battery terminal. 2. Remove the heater and blower assembly. (Refer to Heater - "Heater Unit") 3.
Description and operation Description The heater unit includes mode control actuator and temperature control actuator. The temperature control actuator is located at the heater unit. It regulates the temperature by the procedure as follows.