Inspection Procedure

HINT:

Check the condition of each related circuit connector before troubleshooting (See ELECTRONIC CIRCUIT INSPECTION PROCEDURE ).

1. CHECK TIRE CONDITION 
   1. Check the size and condition of all 4 tires (See INSPECTION ).

      HINT:

      This DTC is output when tire deformation or a difference in tire size is detected.

      OK: 

      The diameter and air pressure of all 4 tires are the same  .

      NG: REPLACE TIRE SO THAT ALL 4 TIRES ARE THE SAME IN SIZE 

      OK: Go to Next Step 

2. RECONFIRM DTC 
   1. Clear the DTC (See DTC CHECK / CLEAR  ).
   2. Start the engine.
   3. Drive the vehicle at the speed of 20 km/h (12 mph) or more and check that the same DTC is output.

      Result 

      RESULT REFERENCE CHART
      
      

      Result	Proceed to
      DTC is output	A
      DTC is not output	B

      B: END 

      A: REPLACE 4WD CONTROL ECU  (See REMOVAL  )