INSPECTION
PROCEDURE
1. INSPECT ENGINE SWITCH
(a) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Switch Condition |
Specified Condition |
---|---|---|
7 (SS1) - 5 (GND) |
Not pushed |
10 kΩ or higher |
2 (SS2) - 5 (GND) |
Not pushed |
10 kΩ or higher |
7 (SS1) - 5 (GND) |
Pushed |
15 Ω |
2 (SS2) - 5 (GND) |
Pushed |
15 Ω |
If the result is not as specified, replace the engine switch.
(b) Apply battery voltage between the terminals of the switch, and check the illumination condition of the engine switch.
HINT:
OK:
Measurement Condition |
Specified Condition |
---|---|
Battery positive (+) → Terminal 11 (SWIL) Battery negative (-) → Terminal 4 (COM) or 5 (GND) |
Illuminates |
Battery positive (+) → Terminal 12 (INDS) Battery negative (-) → Terminal 4 (COM) or 5 (GND) |
Illuminates |
Battery positive (+) → Terminal 13 (INDW) Battery negative (-) → Terminal 4 (COM) or 5 (GND) |
Illuminates |
*1 |
Indicator Light |
If the result is not as specified, replace the engine switch.
Vsc Off Switch
Components
COMPONENTS
ILLUSTRATION
Removal
REMOVAL
PROCEDURE
1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
NOTICE:
When disconnecting the cable, some systems need to be initialized after the cable
is reconnected (See page ).
2. REMOVE FR ...
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 ...
Precaution
PRECAUTION
1. NOTICE FOR INITIALIZATION
HINT:
When disconnecting the cable from the negative (-) battery terminal, initialize
the following systems after the cable is reconnected.
System Name
See procedure
Back Door ...