Hazard switch
BCM (body control module)ECU diagnosis information
BCM (BODY CONTROL MODULE)
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.
Activate and display TPMS transmitter IDs
Display tire pressure reported by the TPMS transm ...
Power supply and ground circuit
Description
EPS system functions by ignition power supply.
Diagnosis Procedure
1.CHECK POWER SUPPLY
Turn the ignition switch OFF.
Disconnect power steering control unit connector.
Turn the ignition switch ON.
Check voltage between power steering control unit connectorM59
terminal 3 ...
BCM branch line circuit
Diagnosis Procedure
1.CHECK CONNECTOR
Turn the ignition switch OFF.
Disconnect the battery cable from the negative
terminal.
Check the terminals and connectors of the BCM
for damage, bend and loose connection (unit side and
connector side).
2. ...