LIGHTING SYSTEM LVL Terminal Circuit

DESCRIPTION

• By connecting terminals LVL and CG of the DLC3, the zero point of the height control sensor is set in the AFS ECU (headlight swivel ECU assembly).

WIRING DIAGRAM

INSPECTION PROCEDURE

PROCEDURE

1. CHECK HARNESS AND CONNECTOR (DLC3 - AFS ECU)

   
   
   1. 

      Text in Illustration

      *1	Front view of wire harness connector (to AFS ECU (Headlight Swivel ECU Assembly))
      *2	DLC3

      Disconnect the A53 AFS ECU (headlight swivel ECU assembly) connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition A53-7 (INIT) - F17-8 (LVL) Always Below 1 Ω A53-7 (INIT) - Body ground Always 10 kΩ or higher

   
   

   NG

   REPAIR OR REPLACE HARNESS OR CONNECTOR

   OK

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

   
   
   1. 

      Text in Illustration

      *1

      DLC3

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

      Standard Resistance
      Tester Connection Condition Specified Condition F17-4 (CG) - Body ground Always Below 1 Ω

   
   

   NG

   REPAIR OR REPLACE HARNESS OR CONNECTOR

   OK

   PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE Click here