Microphone signal circuit
Audio unitAudio system
System Diagram
System Description
AUDIO SYSTEM
The audio system consists of the following components
AV control unit
Display unit
BOSE speaker amp.
Window antenna
Steering wheel audio control switches
A/C and AV switch assembly
Front door speakers
Tweeters
Center speaker
...
Rear door speaker
Description
The AV control unit sends audio signals to the BOSE speaker amp. The BOSE
speaker amp. amplifies the
audio signals before sending them to the rear door speakers using the audio
signal circuits.
Diagnosis Procedure
1.CONNECTOR CHECK
Check the AV control unit, BOSE speaker amp. a ...
P0444, P0445 evap canister purge volume control solenoid
valve
Description
The EVAP canister purge volume control solenoid valve is used to
control the flow rate of fuel vapor from the EVAP canister. The EVAP
canister purge volume control solenoid valve is moved by ON/OFF
pulses from the ECM. The longer the ON pulse, the greater the
amount of fuel ...