System description
Power supply and ground circuitB2193 chain of ECM-IMMU
Description
BCM performs the ID verification with ECM that allows the
engine to start. Start the engine if the ID is OK.
ECM prevents the engine from starting if the ID is not registered. BCM starts
the communication with ECM if
ignition switch is turned ON.
DTC Logic
DTC DETECTION LOGIC ...
Main line between HVAC and ABS circuit
Diagnosis Procedure
1.CHECK CONNECTOR
Turn the ignition switch OFF.
Disconnect the battery cable from the negative terminal.
Check the following terminals and connectors for damage, bend and
loose connection (connector side
and harness side).
Harness connector M1
Harness connect ...
B1118 - B1120 satellite sensor LH
Description
DTC B1118 - B1120 SATELLITE SENSOR LH
The satellite sensor LH is wired to the air bag diagnosis sensor unit. The
air bag diagnosis sensor unit willmonitor the satellite sensor LH for
internal failures and its circuits for communication errors.
PART LOCATION
DTC Logic
DTC DETECTI ...