LIGHTING SYSTEM 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

INSPECTION PROCEDURE

PROCEDURE

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

   

   Text in Illustration

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

   
   

   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

   
   

   NG

   REPAIR OR REPLACE HARNESS OR CONNECTOR

   OK

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

   

   Text in Illustration

   *1

   DLC3

   
   

   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

   
   

   NG

   REPAIR OR REPLACE HARNESS OR CONNECTOR

   OK

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