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Home >> Toyota >> 2018 >> Avalon XLE >> Repair and Diagnosis >> Accessories & Equipment >> Anti-Theft Systems >> Immobiliser System - Diagnostic Codes & Symptom Tests - (Except Hybrid) >> Immobilizer System >> DTC B2779: Engine Starter Communication Malfunction [10/2014 - ] >> Caution / Notice / Hint

Caution / Notice / Hint

NOTE:
  • When using the Techstream with the engine switch off, connect the Techstream to the DLC3 and turn a courtesy light switch on and off at intervals of 1.5 seconds or less until communication between the Techstream and the vehicle begins. Then select the vehicle type under manual mode and enter the following menus: Body Electrical / Smart Key. While using the Techstream, periodically turn a courtesy light switch on and off at intervals of 1.5 seconds or less to maintain communication between the Techstream and the vehicle.
  • Before performing this inspection, check that DTC U0142 is not output.
  • Before replacing the certification ECU (smart key ECU assembly) or remote engine start ECU, refer to Registration (Refer to REGISTRATION [10/2014 - ] ).
  • After repair, confirm that no DTCs are output by performing "DTC Output Confirmation Operation".

HINT: 

In this repair information, only the terminal numbers used for inspection between the main body ECU (multiplex network body ECU) and option connector are listed.

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