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Home >> Toyota >> 2012 >> Camry LE >> Repair and Diagnosis >> Accessories & Equipment >> Communication Devices >> Lin Communication System (Diagnostic Codes (B1273-B278C)) (Except Hybrid) >> Lin Communication System >> DTC B2785: Communication Malfunction between ECUs Connected by LIN >> Inspection Procedure

Inspection Procedure

NOTE:
  • If the certification ECU (smart key ECU assembly) is replaced, register the keys. Refer to REGISTRATION .
  • If the steering lock ECU (steering lock actuator assembly) is replaced, register the ECU code. Refer to REGISTRATION .
  • When using the Techstream to troubleshoot with the ignition switch off:

    Connect the Techstream to the DLC3, and turn the courtesy switch on and off at 1.5-second intervals until communication between the Techstream and vehicle begins.

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