ELECTRICAL 190 Pair with EMS As part of the new antitheft mechanism in the vehicles the EMS ECU needs to be paired with Immobilizer ECU. Read the instructions before paring the ECUs. It is recommended to understand the pairing process thoroughly to avoid the problems that can be caused if process is not followed properly. After replacing the Immobilizer ECU, user has to perform the “Pair EMS ECU” function. Pairing is a process which is required for proper cranking of vehicle when user replaces the EMS or the Immobilizer ECU from the vehicle NOTE: This process must be executed after replacing the ECU. This service is used to pair the Immobilizer with EMS ECU (which is also connected in K-Line). The concept of pairing is the part of improved security and anti theft mechanism of the vehicle. The encrypted security key is entered in both ECUs and the EMS and Immobilizer are said to be paired when the key is matching in both ECUs. Click on Start Pairing button to perform the pairing process.
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