VENTILATION SYSTEM
System Description
OUTLINE
Automatic A/C
The ventilation system is controlled by the A/C switch assembly. For details of the automatic air conditioner system, refer to HAC-10, "System Description".
Manual A/C
The ventilation system is controlled by the front air control. For details of the manual air conditioner system, refer to HAC-118, "System Description".
AIR FLOW
Front
Rear
*1: Air flow is also supplied to front foot until passenger room temperature
stabilizes when temperature setting
is other than 18°C (60°F). At that time, air flowing is the same as 18°C (60°F)
setting.
*2: During automatic defogging control.
P0441 EVAP control system
DTC Description
DTC DETECTION LOGIC
In this evaporative emission (EVAP) control system, purge flow occurs during
non-closed throttle conditions.
Purge volume is related to air intake volume. Under normal purge conditions
(non-closed throttle), the EVAP
canister purge volume control solenoi ...
DTC/circuit diagnosis
U1000 CAN COMM CIRCUIT
Description
CAN (Controller Area Network) is a serial communication system for real time
application. It is an on-vehicle
multiplex communication system with high data communication speed and excellent
error detection ability.
Many electronic control units are equipp ...
Symptom diagnosis
SQUEAK AND RATTLE TROUBLE DIAGNOSES
Work Flow
CUSTOMER INTERVIEW
Interview the customer if possible, to determine the conditions that exist
when the noise occurs. Use the Diagnostic
Worksheet during the interview to document the facts and conditions when the
noise occurs and any
custome ...