Diagnosis Procedure
1.CHECK HARNESS CONTINUITY (OPEN CIRCUIT)

Main line between HVAC and A-bag circuitAudio system
System Diagram
System Description
AUDIO SYSTEM
The audio system consists of the following components
Audio unit
Display unit
Bluetooth control unit
Window antenna
BOSE speaker amp.
Steering wheel audio control switches
Front door speakers
Tweeters
Center speaker
Rear door ...
Air mix door control system
System Diagram
System Description
The air mix doors are automatically controlled so that in-vehicle temperature
is maintained at a predetermined
value by the temperature setting, ambient temperature, intake temperature and
amount of sunload.
SYSTEM OPERATION
The A/C auto amp. receiv ...
P0507 ISC system
Description
The ECM controls the engine idle speed to a specified level via 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 id ...