COMPONENTS
ILLUSTRATION
ILLUSTRATION
Starter
RemovalPower Source Circuit
DESCRIPTION
This circuit supplies power source voltage from the battery to terminal B of
the steering lock ECU (steering lock actuator assembly). This is used as power source
for the CPU, motor, communication, and peripheral circuits.
WIRING DIAGRAM
P ...
All Door Entry Lock/Unlock Functions do not Operate, but Wireless Functions
Operate
DESCRIPTION
When the wireless door lock and unlock functions operate, the communication circuit
between the door lock receiver assembly and certification ECU (smart key ECU assembly)
is normal. When the entry lock and unlock functions do not operate, radi ...
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 No.
DTC Detection Condition
Trouble Area
B278A
Engine switch power source supply line is ope ...