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8G-12 IMMOBILIZER CONTROL SYSTEM
Step
4
Check voltage between "YEL" wire termi-
nal of DLC and body ground with ignition
switch ON.
Is it 4 – 5 V?
NOTE:
After replacing with a known-good Immobilizer Control Module, register ECM/Immobilizer Control
Module code in ECM and Transponder code and ECM/Immobilizer Control Module code in Immobilizer
Control Module by performing procedure described in "Procedure After Immobilizer Control Module
Replacement" in this section.
[A]
[A]: Fig. 1 for Step 1
[B]: Fig. 2 for Step 2
DTC11/32: Transponder Code Not Matched
DTC Detecting Condition
Immobilizer Control Module checks if Transponder code transmitted from ignition key and that registered in
Immobilizer Control Module match when ignition switch is ON. If they do not, DTC 11 and/or 32 are set.
Troubleshooting
Register ignition key with built-in transponder by using Suzuki Scan Tool and performing following steps.
1) Register Transponder code in Immobilizer Control Module by performing procedure described in "How to
Register Ignition Key".
2) Turn ignition switch OFF, then turn it ON and check that DTC11 and/or 32 are not set.
Action
[B]
G19
4
3
2
1
[C]: Fig. 3 for Step 3
Yes
• Poor G19-1, G19-2, G19-3 or G19-
4 connection
• Poor 9th pin Connection in DLC
• Serial data line "YEL" open or short
If connections and line are in good
condition, substitute Immobilizer Con-
trol Module with a known-good Immo-
bilizer Control Module.
G19
4
3
2
1
No
"YEL" wire open
[C]
G19
1
2
3
4
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