Preparation
AV control unitHeadlamp
System Diagram
System Description
Control of the headlamp system is dependent upon the position of the
combination switch (lighting and turn signal switch). When the lighting
switch is placed in the 2nd position, the BCM (body control module) receives
input requesting the headlamps and par ...
U1000 CAN comm circuit
Description
CAN (Controller Area Network) is a serial communication line for real time
application. It is an on-vehicle multiplex communication line with high data
communication speed and excellent error detection ability. Many electronic
control units are equipped on a vehicle and each contr ...
P1805 brake switch
Description
Brake switch signal is applied to the ECM via the stop lamp switch when the
brake pedal is depressed. This
signal is used mainly to decrease the engine speed when the vehicle is being
driver.
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATI ...