Diagnosis and repair work flowP1574 ASCD vehicle speed sensor
Description
The ECM receives two vehicle speed signals via the CAN communication line.
One is sent from combination
meter, and the other is from TCM (Transmission control module). The ECM uses
these signals for ASCD control.
Refer to EC-68, "System Diagram" for ASCD functions.
D ...
RGB area (YS) signal circuit
Description
Transmits the display area of RGB image displayed by AV control unit with RGB
area (YS) signal to display
unit.
Diagnosis Procedure
1.CHECK CONTINUITY RGB AREA (YS) SIGNAL CIRCUIT
Turn ignition switch OFF.
Disconnect display unit connector M141 and AV control unit
con ...
Lifting sensor (front)
Description
The lifting sensor (front) is installed to the seat frame.
The pulse signal is input to the driver seat control unit when the
lifting (front) is operated.
The driver seat control unit counts the pulse and calculates the lifting
(front) amount of the seat.
Component Funct ...