Purpose
The blower unit switches between fresh air and recirculated air (FRESH/REC) and sends airflow into the cabin.
Function
Air is blown by the blower motor in the blower unit.
The blower unit switches the air intake port to FRESH or REC based on the position of the air intake door.
Construction
The blower motor consists of the following parts:
Blower motor
Air intake door
Air intake actuator
Air filter

Operation
When the blower motor rotates, air is taken in from the outside of the vehicle or the cabin.
The air taken in flows in the fresh air direction or recirculate direction according to the operation of the air intake link. The air intake port changes by the movement of the air intake door.

Fail-safe
Function not equipped.
Basic System
Blower Unit Disassembly/AssemblyInstalling Child-Restraint Systems
Accident statistics reveal that a child is safer in the rear seat. The front
passenger's seat is clearly the worst choice for any child under 12, and with rear-facing
childrestraint systems it is clearly unsafe due to air bags.
NOTE
Even if your vehicle is equipped with front passenger sea ...
Heater Core
Purpose
The heater core heats passing air.
Function
A portion of the engine coolant is taken into the heater core to heat the
air passing through the heater core.
Construction
The heater core consists of a tube which passes engine coolant, and the heat
ra ...
Front Fog Light Switch Inspection
1. Disconnect the negative battery cable..
2. Remove the column cover..
3. Remove the light switch..
4. Verify that the continuity between the light switch terminals is as indicated
in the table.
If not as indicated in the table, replace the light switch.
...