Diagnosis Procedure
Regarding Wiring Diagram information, refer to HAC "Wiring Diagram" or HAC "Wiring Diagram".
1.CHECK A/C INDICATOR POWER SUPPLY

Is the inspection result normal?
YES >> Replace front air control. Refer to HAC "Removal and Installation".
NO >> Repair harness or connector between front air control and fuse.
Blower fan on signalComponent Function Check 1.CHECK BLOWER FAN ON SIGNAL With CONSULT Turn ignition switch ON. Select "AIR CONDITIONER" of "BCM" using CONSULT. Select "FAN ON SIG" in "DATA MONITOR" mode, and ...

Description The front blower motor utilizes a brush-less motor with a rotating magnet. Quietness is improved over previous motors where the brush was the point of contact and the coil rotated. ...
P0507 ISC system
Description
The ECM controls the engine idle speed to a specified level through the fine
adjustment of the air, which is let
into the intake manifold, by operating the electric throttle control actuator.
The operating of the throttle valve is
varied to allow for optimum control of the engine ...
Line pressure control
Line pressure control : system diagram
Line pressure control : system description
When an engine and A/T integrated control signal (engine torque)
equivalent to the engine drive force is
transmitted from the ECM to the TCM, the TCM controls the line pressure
solenoid valve.
Th ...