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8G-18 IMMOBILIZER CONTROL SYSTEM
NOTE:
• After replacing with a known-good ECM, register ECM/Immobilizer Control Module code in ECM by
performing procedure described in "Procedure After ECM Replacement" in this section.
• 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 Immobi-
lizer Control Module by performing procedure described in "Procedure After Immobilizer Control
Module Replacement" in the section.
[A]
[A]: Fig. 1 for Step 1
[B]: Fig. 2 for Step 2
2. Connect to serial data link terminal (G91-10) of ECM coupler disconnected
[B]
1
G19
3
2
1
4
G19
1
2
2
3
4
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