10C
Precautions for Replacing ECM or Immobilizer Control Module
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 .
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.