LIGHTING SYSTEM LVL Terminal Circuit

DTC Code DTC Name
LVL Terminal Circuit

DESCRIPTION

  • When terminals LVL and CG of the DLC3 are connected, the headlight leveling ECU initializes the height control sensor signal.

WIRING DIAGRAM

E186285E04

PROCEDURE

  1. CHECK HARNESS AND CONNECTOR (DLC3 - HEADLIGHT LEVELING ECU ASSEMBLY)

    U123647E02

    1. Disconnect the A49 ECU connector.

    2. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection

      Condition

      Specified Condition

      A49-5 (PRST) - H16-8 (LVL)

      Always

      Below 1 Ω

      A49-5 (PRST) - Body ground

      Always

      10 kΩ or higher
      Table 1. Text in Illustration

      *1

      Front view of wire harness connector

      (to Headlight Leveling ECU Assembly)

      *2

      DLC3

    REPAIR OR REPLACE HARNESS OR CONNECTOR

  2. CHECK HARNESS AND CONNECTOR (DLC3 - BODY GROUND)

    U123620E02

    1. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection

      Condition

      Specified Condition

      E16-4 (CG) - Body ground

      Always

      Below 1 Ω
      Table 2. Text in Illustration

      *1

      DLC3

    PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

    (Click here)

    REPAIR OR REPLACE HARNESS OR CONNECTOR