YH4
GRAND
VITARA
IMMOBILIZER CONTROL SYSTEM (IF EQUIPPED)
8G-21
1
2
3
1. Main fuse
2. Ignition switch
3. Immobilizer
Control Module
(g)
A4
DTC22 IGNITION SWITCH CIRCUIT OPEN/SHORT
DESCRIPTION:
Immobilizer Control Module monitors ignition signal when the ignition switch is ON. This DTC is set when no ignition
signal input is detected by Immobilizer Control Module.
INSPECTION:
STEP
ACTION
YES
NO
1
Check voltage between Immobilizer
Control Module coupler terminal A4
and body ground with ignition
switch turned ON.
(See Fig.1)
Is it 10 – 14V?
Poor A4 terminal connection.
If connection is OK, substitute a
known-good Immobilizer Control
Module and recheck.
NOTE:
After replacing with a know-good
Immobilizer Control Module,
register ECM/Immobilizer Control
Module code in ECM / PCM and
Transponder code and ECM/
Immobilizer Control Module code
in Immobilizer Control Module by
performing procedure described
in “Procedure after Immobilizer
Control Module Replacement”
section.
“(g)” wire open or short.
Fig. 1 for Step 1
1
A4
1. Immobilizer Control Module
Summary of Contents for Grand Vitara 1998
Page 225: ...YH4 GRAND VITARA FRONT SUSPENSION 3D 23 TIGHTENING TORQUE SPECIFICATIONS ...
Page 531: ...YH4 GRAND VITARA 8 6 BODY ELECTRICAL SYSTEM POWER SUPPLY DIAGRAM Refer to Section 8A ...
Page 659: ...YH4 GRAND VITARA BODY SERVICE 9 41 1 Side body outer panel A Apply sealant B Brush treatment ...
Page 673: ...YH4 GRAND VITARA BODY SERVICE 9 55 B B C C 2 DOOR MODEL ...