PrecautionShort 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 ...
Adjustment
ADJUSTMENT
PROCEDURE
1. INSPECT SHIFT LEVER POSITION
(a) When moving the lever from P to R with the ignition switch ON and the brake
pedal depressed, make sure that the shift lever moves smoothly and moves correctly
into position.
(b) Start the engine ...
Terminals Of Ecu
TERMINALS OF ECU
1. CHECK POWER MANAGEMENT CONTROL ECU
(a) Disconnect the D42 and D43 connectors.
(b) Measure the voltage and resistance according to the value(s) in the table
below.
Tester Connection
Wiring Color
Termi ...