COMPONENTS
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
RemovalTheft Deterrent System Communication Line High Fixation (B279A)
DESCRIPTION
If the communication line (EFIO-IMI) to the transponder key ECU assembly is stuck
high output (e.g. shorted to +B), the ECM stores this DTC.
DTC No.
DTC Detection Condition
Trouble Area
B279A
...
System Diagram
SYSTEM DIAGRAM
Communication Table
Sender
Receiver
Signal
Line
Main Body ECU
(Driver Side Junction Block Assembly)
Clearance Warning ECU Assembly
Destination information
...
Actuator Supply Voltage Circuit / Open (P0657)
MONITOR DESCRIPTION
The ECM monitors the output voltage to the throttle actuator. This self-check
ensures that the ECM is functioning properly. The output voltage is usually 0 V
when the ignition switch is turned off. If the output voltage is higher than ...