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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 B2321: Driver Side Door ECU Communication Stop >> Inspection Procedure

Inspection Procedure

NOTE:
  • Inspect the fuses for circuits related to this system before performing the following inspection procedure.
  • When the power window regulator motor assembly (for driver side) is replaced or removed and reinstalled, it requires initialization. Refer to INITIALIZATION .
  • 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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