Suzuki Wagon R Plus RB310 - Inspection of Immobilizer Control Module and Its Circuits for M13 Engine Model

8G-6 IMMOBILIZER CONTROL SYSTEM (G10/M13 ENGINES)
Inspection of Immobilizer Control Module and Its Circuits for M13 Engine
Model
Voltage Inspection
Immobilizer control module can be checked at wiring connectors by measuring voltage.
CAUTION:
Immobilizer control module can not be checked by itself. It is strictly prohibited to connect voltmeter
or ohmmeter to immobilizer control module with coupler disconnected from it.
NOTE:
As the battery voltage affects each terminal voltage, confirm that it is 11 V or more when ignition
switch is turned to ON position.
Connec-
tor
Terminal Circuit
Nornal
Vol tage
Condition
G17
1 – Not used ––
2PPL/WHT MIL 0 – 1 V MIL lights on.
3 – Not used ––
4 BLK Ground 0 – 1 V Anytime
5 BLK/WHT Ignition switch signal
10 – 14 V Ignition switch at ON position
0 – 1 V Ignition switch at OFF position
6WHT/RED
Data link connector
(Serial data line)
10 – 14 V Scan tool connected
0 – 1 V Scan tool disconnected
7 WHT/BLK W-line
10 – 14 V
Scan tool connected or ignition switch
at ON position
0 – 1 V
Scan tool disconnected and ignition
switch at OFF position
8 – Not used ––
9 GRN/RED Power supply 10 – 14 V Anytime