BCM
Reference Value
NOTE: The Signal Tech II Tool (J-50190) can be used to perform the following functions. Refer to the Signal Tech II User Guide for additional information.
VALUES ON THE DIAGNOSIS TOOL
TERMINAL LAYOUT
PHYSICAL VALUES
Fail Safe
DTC Inspection Priority Chart
If some DTCs are displayed at the same time, perform inspections one by one based on the following priority chart.
DTC Index
NOTE: Details of time display
P0717 input speed sensor A
DTC Description
DTC DETECTION LOGIC
DTC
CONSULT screen terms
(Trouble diagnosis content)
DTC detection condition
P0717
INPUT SPEED SENSOR A
(Input/Turbine Speed Sensor “A” Circuit No
Signal)
When 1 is satisfied and any of 2, 3 or 4 is satisfied:
W ...
System description
COMPONENT PARTS
Component Parts Location
View right of steering column.
No.
Component
Function
1
Combination meter
Combination meter transmits the vehicle speed signal to BCM via CAN
communication.
BCM also receives the vehicle speed signal f ...
P0643 sensor power supply
Description
ECM supplies a voltage of 5 V to some of the sensors systematically divided
into 2 groups, respectively.
Accordingly, when a short circuit develops in a sensor power source, a
malfunction may occur simultaneously
in the sensors belonging to the same group as the short-circuited ...