Toyota Avalon Service & Repair Manual: Diagnosis System

DIAGNOSIS SYSTEM

DESCRIPTION

(a) Power window control system data and Diagnostic Trouble Codes (DTCs) can be read through the vehicle Data Link Connector 3 (DLC3). When the system seems to be malfunctioning, use the Techstream to check for malfunctions and perform repairs.

CHECK DLC3

(a) Check the DLC3.

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INSPECT AUXILIARY BATTERY VOLTAGE

(a) Measure the auxiliary battery voltage with the power switch off.

Standard Voltage:

11 to 14 V

If the voltage is below 11 V, recharge or replace the auxiliary battery.

    Data List / Active Test

    Diagnostic Trouble Code Chart

    See More:

    Toyota Avalon Service & Repair Manual > Safety Connect System(for Hv Model): Dcm Power Source Circuit
    DESCRIPTION This is the power source circuit to operate the DCM (Telematics Transceiver). WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: Inspect the fuses for circuits related to this system before performing the following procedure. PROCEDURE 1. CHECK HARNESS AND CONNECTOR (DCM (TELEMATICS TRANSCEI ...

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    Toyota Avalon Service & Repair Manual

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