Lighting System Generator Signal Circuit

Vehicle Exterior. Corolla. Zre142 Aze141
Lighting (Ext). Corolla. Zre142 Aze141

DESCRIPTION

WIRING DIAGRAM

INSPECTION PROCEDURE

CHECK DAYTIME RUNNING LIGHT RELAY

INSPECT GENERATOR ASSEMBLY

LIGHTING SYSTEM - Generator Signal Circuit


DESCRIPTION

The daytime running light relay receives an engine condition signal via the generator.

WIRING DIAGRAM


Corolla. Zre142 Aze141.Lighting (Ext).Lighting System.Lighting System Generator Signal Circuit


INSPECTION PROCEDURE

1.CHECK DAYTIME RUNNING LIGHT RELAY


    Corolla. Zre142 Aze141.Lighting (Ext).Lighting System.Lighting System Generator Signal Circuit

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

    Standard Voltage:
    Tester connection
    		Condition
    		Specified condition
    E91-6 (CHG-) - Body ground
    		Engine running
    		11 to 14 V


NG
Go to step 2
OK

PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE (COROLLA_ZRE142 RM000002CE20DLX.html)

2.INSPECT GENERATOR ASSEMBLY

  1. Inspect generator assembly (COROLLA_ZRE142 RM000001ONN06UX.htmlfor 2ZR-FE, COROLLA_ZRE142 RM0000017VH02WX.html for 2AZ-FE).

    Result:
    Result
    		Proceed to
    OK
    		A
    NG (for 2ZR-FE)
    		B
    NG (for 2AZ-FE)
    		C


B
REPLACE GENERATOR ASSEMBLY (COROLLA_ZRE142 RM000001ONN06UX.html)

C
REPLACE GENERATOR ASSEMBLY (COROLLA_ZRE142 RM0000017VH02WX.html)
A

REPAIR OR REPLACE HARNESS OR CONNECTOR (GENERATOR ASSEMBLY - DAYTIME RUNNING LIGHT RELAY)