Audio And Visual System Illumination Circuit


DESCRIPTION

WIRING DIAGRAM

INSPECTION PROCEDURE

CHECK WIRE HARNESS (RADIO RECEIVER - BATTERY AND BODY GROUND)

AUDIO AND VISUAL SYSTEM - Illumination Circuit


DESCRIPTION

The radio receiver panel illuminates when the light control switch is in the TAIL or HEAD position.

WIRING DIAGRAM


Toyota Fortuner. Ggn50, 60 Kun51, 61 Tgn51 Lan50.Audio Visual.Audio And Visual System.Audio And Visual System  Illumination Circuit


INSPECTION PROCEDURE

1.CHECK WIRE HARNESS (RADIO RECEIVER - BATTERY AND BODY GROUND)
Toyota Fortuner. Ggn50, 60 Kun51, 61 Tgn51 Lan50.Audio Visual.Audio And Visual System.Audio And Visual System  Illumination Circuit
  1. Disconnect the R2 receiver connector.

  1. Measure the voltage and resistance of the wire harness side connector.

    Standard resistance:
    Tester Connection
    Specified Condition
    R2-7 (GND) - Body ground
    Below 1 Ω
    Standard voltage:
    Tester Connection
    Condition
    Specified Condition
    R2-10 (ILL+) - Body ground
    Light control switch OFF
    Below 1 V
    R2-10 (ILL+) - Body ground
    Light control switch TAIL or HEAD
    10 to 14 V


NG
REPAIR OR REPLACE HARNESS AND CONNECTOR
OK

REPLACE RADIO RECEIVER ASSEMBLY