FOUR WHEEL DRIVE CONTROL SYSTEM AWD Warning Light does not Come ON

DESCRIPTION

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WIRING DIAGRAM

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INSPECTION PROCEDURE

PROCEDURE

1. CHECK DTC

   
   

   1. Check the output DTC Click here.

      Result

      Result	Proceed to
      Neither CAN communication system DTC nor 4WD control system DTC is output	A
      CAN communication DTC is output	B
      4WD control system DTC is output	C

      Tech Tips

      When DTCs indicating a CAN communication system malfunction are output, repair the CAN communication system before repairing each corresponding sensor.

   
   

   B

   GO TO CAN COMMUNICATION SYSTEM (HOW TO PROCEED WITH TROUBLESHOOTING) Click here

   C

   REPAIR CIRCUIT INDICATOR BY OUTPUT CODE Click here

   A

2. READ VALUE USING GTS (4WD WARNING LIGHT)

   
   

   1. Turn the engine switch off.

   2. Connect the GTS to the DLC3.

   3. Turn the engine switch on (IG).

   4. Turn the GTS on.

   5. Enter the following menus: Chassis / Four Wheel Drive / Active Test Click here.

      Four Wheel Drive

      Tester Display	Test Part	Control Range	Diagnostic Note
      4WD Warning Light	AWD warning (multi-information display)	Warning ON/OFF	Observe the multi-information display.

   6. When performing the 4WD Warning Light Active Test, check 4WD Warning Light in the Data List Click here.

      Four Wheel Drive

      Tester Display	Measurement Item/Range	Normal Condition	Diagnostic Note
      4WD Warning Light	AWD warning (multi-information display) / ON or OFF	ON: Warning on OFF: Warning off	-

      Result

      Result		Proceed to
      Data List Display	Data List Display when Performing Active Test ON/OFF Operation
      ON	Changes between ON and OFF	A
      	Does not change between ON and OFF	B
      OFF	Changes between ON and OFF	A
      	Does not change between ON and OFF	B

   
   

   B

   REPLACE 4WD ECU ASSEMBLY Click here

   A

   GO TO METER / GAUGE SYSTEM (HOW TO PROCEED WITH TROUBLESHOOTING) Click here