THEFT DETERRENT SYSTEM (w/o Smart Entry and Start System) ECU Power Source Circuit

DESCRIPTION

This circuit provides power for main body ECU operation.

WIRING DIAGRAM

INSPECTION PROCEDURE

PROCEDURE

1. CHECK INSTRUMENT PANEL JUNCTION BLOCK (MAIN BODY ECU (POWER SOURCE))

   
   

   1. 

      Disconnect the 1D junction block connector.

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

      Standard voltage
      Tester Connection Specified Condition 1D-10 - Body ground 11 to 14 V 1D-16 - Body ground 11 to 14 V

   
   

   NG

   REPAIR OR REPLACE HARNESS OR CONNECTOR

   OK

2. CHECK HARNESS AND CONNECTOR (INSTRUMENT PANEL JUNCTION BLOCK - BODY GROUND)

   
   

   1. 

      Disconnect the 1F and 1M junction block connectors.

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

      Standard resistance
      Tester Connection Specified Condition 1F-10 - Body ground Below 1 Ω 1M-9 - Body ground Below 1 Ω

   
   

   NG

   REPAIR OR REPLACE HARNESS OR CONNECTOR

   OK

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