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 ...
Inspection
INSPECTION
PROCEDURE
1. INSPECT VACUUM SWITCHING VALVE ASSEMBLY (for ACIS)
(a) Measure the resistance according to the value(s) in the table below.
Text in Illustration
*1
Body Ground
Stan ...
Parking Brake Switch Circuit
DESCRIPTION
This circuit is from the parking brake switch assembly to the radio and display
receiver assembly.
WIRING DIAGRAM
PROCEDURE
1.
CHECK BRAKE WARNING LIGHT
(a) Check that the brake warning light comes on when t ...