LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Toyota >> 2011 >> Matrix Base, Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 54 (Lighting System (Diagnostics - Introduction)) >> Lighting System >> Diagnosis System >> Diagnosis System
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Diagnosis System

WARNING: This page is about a different car, the 2011 Toyota Avalon. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK DLC3 
    1. Inspect the battery voltage.
      Fig 1: Identifying DLC3 Connector Terminal Identification
      GTY175613Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Voltage

      12 to 14 V

      If the voltage is below 12 V, recharge the battery before proceeding.

    2. Check the DLC3.

      The terminal arrangement of the DLC3 complies with SAE J1962 and matches the ISO 9141-2 format.

      Standard voltage

      Symbols (Terminal No.) Terminal Description Condition Specified Condition
      BAT (16) - Body ground Battery positive Always 10 to 14 V

      Standard resistance

      Symbols (Terminal No.) Terminal Description Condition Specified Condition
      CG (4) - Body ground Chassis ground Always Below 1 Ω