System Diagram

System Description
The intake doors are automatically controlled by the temperature setting, ambient temperature, in-vehicle temperature, intake temperature, amount of sunload and ON/OFF operation of the A/C compressor.
SYSTEM OPERATION
The intake door control judges intake door position based on the ambient temperature, the intake air temperature and the in-vehicle temperature. When in shifting mode position D/F, if the DEF or OFF switches are pressed, or when the A/C switch is OFF, the A/C auto amp. sets the intake door to the FRE position.
Door Motor Circuit

Intake Door Control Specification

Air mix door control system
Blower motor control systemSpiral cable
Removal and Installation
CAUTION:
Before servicing, turn ignition switch OFF, disconnect both
battery terminals and wait at least 3 minutes.
Do not use air tools or electric tools for servicing.
Do not disassemble the spiral cable.
Do not allow oil, grease, detergent or water to come ...
Diagnosis system (HVAC)
CONSULT Function
CONSULT can display each diagnosis item using the diagnosis test modes as
shown.
CONSULT application items
SELF-DIAGNOSTIC RESULT
Display Item List
*: Perform self-diagnosis under sunshine. When performing indoors, aim a
light (more than 60 W) at sunload sensor, ...
Periodic maintenance
ENGINE COOLANT
System Inspection
WARNING:
Do not remove the radiator cap when the engine is hot. Serious burns could occur
from high pressure
coolant escaping from the radiator. Wrap a thick cloth around the radiator cap.
Slowly turn it a quarter
turn to allow built-up pressure to escape. C ...