DYNAMIC RADAR CRUISE CONTROL SYSTEM TC and CG Terminal Circuit

DESCRIPTION

Connecting terminals TC and CG of the DLC3 causes the system to enter self-diagnostic mode. If a malfunction is present, the cruise control indicator light will blink.

INSPECTION PROCEDURE

PROCEDURE

1. Click here

   CHECK HARNESS AND CONNECTOR (TERMINAL TC of DLC3 - ECM)

   
   

   1. Disconnect the power management control ECU connector.

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

      Standard Resistance (Check for Open)
      Tester Connection Condition Specified Condition H3-11 (TC) - H44-13 (TC) Always Below 1 Ω

   3. Reconnect the power management control ECU connector.

   
   
   • OKClick here
   • NGClick here
2. Click here

   CHECK HARNESS AND CONNECTOR (TERMINAL CG of DLC3 - BODY GROUND)

   
   
   1. 

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

      Standard Resistance (Check for Open)
      Tester Connection Condition Specified Condition H44-4 (CG) - Body ground Always Below 1 Ω

      Table 1. Text in Illustration

      *1

      DLC3

   
   
   • OKClick here
   • NGClick here
3. Click here

   CHECK HARNESS AND CONNECTOR (TERMINAL TC of DLC3 - BODY GROUND)

   
   
   1. 

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

      Standard Resistance
      Tester Connection Condition Specified Condition H44-13 (TC) - Body ground Always 10 kΩ or higher

      Table 2. Text in Illustration

      *1

      DLC3

   
   
   • OKClick here
   • NGClick here
4. Click here

   PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLEClick here

5. Click here

   REPAIR OR REPLACE HARNESS OR CONNECTOR (DLC3 - POWER MANAGEMENT CONTROL ECU)

6. Click here

   REPAIR OR REPLACE HARNESS OR CONNECTOR (DLC3 - BODY GROUND)

7. Click here

   REPAIR OR REPLACE HARNESS OR CONNECTOR OR EACH ECU