SYSTEM DIAGRAM
Parts Location
Problem Symptoms TableTheft Deterrent System Communication Line High Fixation (B279A)
DESCRIPTION
If the communication line (EFIO - IMI) to the certification ECU (smart key ECU
assembly) is stuck high output (e.g. shorted to +B), the ECM stores this DTC.
DTC No.
DTC Detection Condition
Trouble Area
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Engine (ignition) switch (vehicles with smart key system)
Performing the following operations when carrying the electronic key on your
person starts the engine or changes “ENGINE START STOP” switch modes.
- Starting the engine
Check that the parking brake is set.
Check that the shift lever is set
i ...
Precaution
PRECAUTION
1. PRECAUTION FOR DISCONNECTING CABLE FROM NEGATIVE BATTERY TERMINAL
NOTICE:
When disconnecting the cable from the negative (-) battery terminal, initialize
the following system after the terminal is reconnected:
System Name
...