Precautions for Replacing ECM or Immobilizer Control Module
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When Immobilizer Control Module is replaced, including when replaced because rechecking by using a known-good Immobilizer Control Module is necessary during trouble diagnosis, ignition keys must be registered with the known-good Immobilizer Control Module by performing procedure described in “Procedure after Immobilizer Control Module Replacement” in
Registration Procedure of Immobilizer Control System Components:K9K Model
.
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Before replacing ECM, be sure to read
ECM Registration:K9K
and
Engine Control Module (ECM) Removal and Installation:K9K
carefully. And then, follow the instructions described in them.