DYNAMIC TORQUE CONTROL AWD SYSTEM DIAGNOSIS SYSTEM

DESCRIPTION

Dynamic torque control AWD system data can be read through the Data Link Connector 3 (DLC3) of the vehicle. When the system seems to be malfunctioning, use the GTS to check for malfunctions and perform repairs. Therefore when there seems to be a problem with the dynamic torque control AWD system, use the GTS or SST to check and troubleshoot it.

CHECK DATA LINK CONNECTOR 3 (DLC3)

1. Check the DLC3.

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FUNCTION OF AWD WARNING LIGHT

1. The AWD warning message displayed on the multi-information display warns the driver of abnormal or poor condition of the dynamic torque control AWD system.

2. If the 4WD ECU assembly detects a malfunction, the check master warning light comes on and the multi-information display displays warning messages in accordance with the trouble area to warn the driver.

   Tech Tips

   Check that the master warning light comes on for approximately 4 seconds.

CHECK WARNING LIGHT AND INDICATOR LIGHT

1. Check AWD warning.

   
   
   1. 

      *a	Front view of DLC3

      Using SST, connect terminals 13 (TC) and 4 (CG) of the DLC3 (to enter diagnostic mode).

      SST

      09843-18040

   2. Turn the ignition switch to ON.

   3. "DIAG AWD" is displayed on the multi-information display, and the 4WD ECU assembly checks the system for malfunctions.

      
      

      • If the dynamic torque control AWD system is normal, or "DIAG AWD FF"is displayed on the multi-information display.

      • If the dynamic torque control AWD system is not normal, "DIAG AWD XX (DTC)" is displayed on the multi-information display.

      • Although the test mode is not set for the dynamic torque control AWD system, the message is displayed on the multi-information display when the test mode is activated for checking the VSC, etc.

      Tech Tips

      
      

      • Test mode DTCs will not be stored because the test mode is not set.

      • If the systems above are not displayed on the multi-information display, there may be a malfunction in "TC and CG Terminal Circuit".

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      • If the AWD warning check result is not normal, proceed to troubleshooting for the AWD warning light circuit.