Toyota Avalon Service & Repair Manual: Diagnosis System

DIAGNOSIS SYSTEM

DESCRIPTION

(a) Diagnostic Trouble Codes (DTCs) for the telematics system can be read from the Data Link Connector 3 (DLC3) of the vehicle. When the system seems to be malfunctioning, use the Techstream to check for malfunctions and to repair it.

CHECK DLC3

(a) Check the DLC3.

Click here

    Telematics System(for Gasoline Model)

    Diagnostic Trouble Code Chart

    See More:

    Toyota Avalon Service & Repair Manual > Hybrid Control System: Engine Failed to Start Mechanical Linkage Failure (P1C7779)
    DTC SUMMARY MALFUNCTION DESCRIPTION This DTC is stored when the hybrid vehicle control ECU determines that the hybrid transaxle assembly has seized or that there is the hybrid transaxle assembly malfunction in the drivetrain. The cause of this malfunction may be one of the following: Engine malfunct ...

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    Toyota Avalon Service & Repair Manual

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