ON-VEHICLE INSPECTION
PROCEDURE
1. INSPECT FRONT SUSPENSION UPPER ARM BALL JOINT RATTLE
(a) Jack up the vehicle.
(b) Move the front suspension upper arm up and down by hand and check for rattle.
OK:
No rattle.
Components
DisassemblySystem Diagram
SYSTEM DIAGRAM
Communication Table
Transmitter
Receiver
Signal
Communication Line
Air conditioning amplifier assembly
ECM
A/C idle up request signal
CAN
...
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 ...