Short to GND in Immobiliser System Power Source Circuit (B278A)
DESCRIPTION
This DTC is stored when the engine switch power source supply line is open or
shorted.
DTC Code
DTC Detection Condition
Trouble Area
B278A
The engine switch power source supply line i ...
Power Source Mode does not Change to ON (IG)
DESCRIPTION
When the engine switch is pushed with the key in the cabin, the power management
control ECU receives signals to switch the power source mode.
WIRING DIAGRAM
Refer to "Power Source Mode does not Change to on (IG and ACC)" (See page
...