Microphone signal circuit
Audio unitP1778 step motor
Description
The step motor changes the step by turning 4
coils ON/OFF according to the signal from TCM. As a result,
the flow of line pressure to primary pulley is changed and pulley ratio is
controlled.
This diagnosis item is detected when the
electrical syste ...
P0506 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 ...
Microphone signal circuit
Description
Voice signals are transmitted from the microphone to the Bluetooth control
unit using the microphone signal
circuits.
Diagnosis Procedure
1.CHECK HARNESS BETWEEN BLUETOOTH CONTROL UNIT AND MICROPHONE
Turn ignition switch OFF.
Disconnect Bluetooth control unit connector a ...