IMMOBILIZER CONTROL SYSTEM (IF EQUIPPED)
8G-11
Fig. 1 for Step 2
Ignition key with built-in
transponder
DTC11 TRANSPONDER CODE NOT MATCHED
DTC31 TRANSPONDER CODE NOT REGISTERED
DESCRIPTION:
Immobilizer Control Module checks if Transponder code transmitted from ignition key and that registered in Immo-
bilizer Control Module match when ignition switch is ON. If they do not, DTC 11 and 31 are set.
INSPECTION:
STEP
ACTION
YES
NO
1
Was “Immobilizer Diag. Flow Table”
performed?
Go to Step 2.
Go to “Immobilizer
Diag. Flow Table”.
2
Check that knob shape of ignition key being
used is the same as shown in Fig. 1.
Is it ignition key with built-in transponder?
Register ignition key in
immobilizer control module
according to the procedure
described in “How to Register
Ignition Key”. And then go to
Step 3.
Replace ignition key.
3
Read DTC according to “Diagnostic
Trouble Code Check” section.
Does Suzuki scan tool indicate DTC 11
and / or 31 again?
Replace ignition key.
Go to “Immobilizer
Diag. Flow Table”.
DTC12 FAULT IN IMMOBILIZER CONTROL MODULE
DESCRIPTION:
This DTC is set when an internal fault is detected in Immobilizer Control Module.
INSPECTION:
STEP
ACTION
YES
NO
1
Was “Immobilizer Diag. Flow Table”
performed?
Go to Step 2.
Go to “Immobilizer
Diag. Flow Table”.
2
1) Ignition switch OFF.
2) Disconnect connectors from Immobilizer
Control Module.
3) Check for proper connection to
Immobilizer Control Module at all
terminals.
Are they in good condition?
Substitute a known-good
Immobilizer Control Module
and recheck.
Repair or replace.
