Inspection Procedure 4: No DTC Is Set Even When the AWD/LOCK Indicator Lights Flash: Diagnosis

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STEP 1. Check if 4WD/LOCK Indicator Lights flash simultaneously
1. Turn the ignition switch from the "LOCK" (OFF) position to the "ON" position.
2. Check that the 4WD/LOCK indicator lights flash simultaneously when the drive mode selector is switched to 4WD (AWD) position, or LOCK position.
Q: Does the 4WD/LOCK Indicator Lights flash simultaneously?
1. YES:
  - When the drive system fluid temperature warning display illuminates in the combination meter, cool down the electronic control coupling.
  - When the drive system fluid temperature warning display does not illuminate in the combination meter, referring to "INSPECTION PROCEDURE 1: SCAN TOOL MB991958 CANNOT COMMUNICATE WITH THE ELECTRONIC CONTROL AWD SYSTEM < ECU POWER SUPPLY CIRCUIT SYSTEM CHECK >", PERFORM THE CHECK .
2. NO: Referring to the INSPECTION CHART FOR TROUBLE SYMPTOMS , perform the check .