Navigation System (For Navigation Receiver Type) Stereo Component Amplifier Power Source Circuit


DESCRIPTION

WIRING DIAGRAM

INSPECTION PROCEDURE

CHECK HARNESS AND CONNECTOR (STEREO COMPONENT AMPLIFIER ASSEMBLY - BATTERY AND BODY GROUND)

NAVIGATION SYSTEM (for Navigation Receiver Type) - Stereo Component Amplifier Power Source Circuit


DESCRIPTION

This circuit provides power to the stereo component amplifier assembly.

WIRING DIAGRAM


Land Cruiser, Land Cruiser Prado. Grj150 Trj150,155 Kdj150,155 Lj150, Gdj150,155.Navigation Multi Info Display.Navigation System (For Radio And Display Type).Navigation System (For Navigation Receiver Type)  Stereo Component Amplifier Power Source Circuit


INSPECTION PROCEDURE

NOTICE:
Inspect the fuses for circuits related to this system before performing the following inspection procedure.
1.CHECK HARNESS AND CONNECTOR (STEREO COMPONENT AMPLIFIER ASSEMBLY - BATTERY AND BODY GROUND)


  1. Disconnect the stereo component amplifier assembly connectors.


    Land Cruiser, Land Cruiser Prado. Grj150 Trj150,155 Kdj150,155 Lj150, Gdj150,155.Navigation Multi Info Display.Navigation System (For Radio And Display Type).Navigation System (For Navigation Receiver Type)  Stereo Component Amplifier Power Source Circuit


    Text in Illustration
    *A
    for JBL Made
    *B
    except JBL Made
    *a
    Front view of wire harness connector
    (to Stereo Component Amplifier Assembly)
    -
    -
  1. Measure the resistance according to the value(s) in the table below.

    Standard Resistance:
    for JBL Made
    Tester Connection
    Condition
    Specified Condition
    H64-2 (GND) - Body ground
    Always
    Below 1 Ω
    H64-6 (GND2) - Body ground
    Always
    Below 1 Ω
    except JBL Made
    Tester Connection
    Condition
    Specified Condition
    H67-3 (GND) - Body ground
    Always
    Below 1 Ω
    H67-18 (GND2) - Body ground
    Always
    Below 1 Ω
  1. Measure the voltage according to the value(s) in the table below.

    Standard Voltage:
    for JBL Made
    Tester Connection
    Condition
    Specified Condition
    H64-1 (+B) - H64-2 (GND)
    Always
    11 to 14 V
    H64-3 (+B2) - H64-2 (GND)
    Always
    11 to 14 V
    H63-12 (ACC) - H64-2 (GND)
    Engine switch on (ACC)
    11 to 14 V
    except JBL Made
    Tester Connection
    Condition
    Specified Condition
    H67-1 (+B) - H67-3 (GND)
    Always
    11 to 14 V
    H67-16 (+B2) - H67-3 (GND)
    Always
    11 to 14 V
    H63-12 (ACC) - H67-3 (GND)
    Engine switch on (ACC)
    11 to 14 V


NG
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE (LandCruiser RM000005MAG00EX.html)
OK

REPAIR OR REPLACE HARNESS OR CONNECTOR