Vehicle Does Not Enter AWD Mode

VEHICLE DOES NOT ENTER AWD MODE

Description
Vehicle does not enter 4-wheel drive mode even though AWD warning lamp turned to OFF.

Diagnosis Procedure

1. CHECK AWD WARNING LAMP
Turn the ignition switch ON.
Does AWD warning lamp turn ON?
YES >> GO TO 2.
NO >> Proceed to diagnosis procedure. Refer to DLN-23, "Diagnosis Procedure". AWD Warning Lamp

2. CRUISE TEST
Drive the vehicle for a period of time.
Does any symptom occur?
YES >> Replace electric controlled coupling for mechanical malfunction (mechanical engagement of clutch is not possible).
NO >> Check each harness connector pin terminal for disconnection.