Road test
TCMDiagnosis system (BCM)
COMMON ITEM
COMMON ITEM : CONSULT Function (BCM - COMMON ITEM)
APPLICATION ITEM
CONSULT performs the following functions via CAN communication with BCM.
Direct Diagnostic Mode
Description
Ecu Identification
The BCM part number is displayed
Self Diagnostic R ...
P1720 VSS
Description
ECM receives two vehicle speed signals via the CAN communication line. One is
sent from "ABS actuator and
electric unit (control unit)" via the combination meter, and the other is from
TCM (Transmission control module).
ECM uses these signals for engine control.
DTC Logic
DTC ...
Combination switch reading system
System Diagram
System Description
OUTLINE
BCM reads the status of the combination switch (light, turn
signal, wiper and washer) and recognizes the status of each switch.
BCM has a combination of 5 output terminals (OUTPUT 1 - 5) and 5
input terminals (INPUT 1 - 5) and reads a maximum ...