NAVIGATION SYSTEM Navigation Receiver Assembly Power Source Circuit

DESCRIPTION

This is the power source circuit to operate the multi-media module receiver assembly.

WIRING DIAGRAM

A01639SE16

INSPECTION PROCEDURE

Note

Inspect the fuses for circuits related to this system before performing the following inspection procedure.

PROCEDURE


  1. CHECK HARNESS AND CONNECTOR (MULTI-MEDIA MODULE RECEIVER ASSEMBLY POWER SOURCE)


    1. Disconnect the J137 multi-media module receiver assembly connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      J137-12 (GND1) - Body ground Always Below 1 Ω

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

      Standard Voltage
      Tester Connection Condition Specified Condition
      J137-17 (+B1) - J137-12 (GND1) Always 11 to 14 V
      J137-16 (ACC1) - J137-12 (GND1) Engine switch on (ACC) 11 to 14 V
      J137-15 (IG) - J137-12 (GND1) Engine switch on (IG) 11 to 14 V

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

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