Transfer Control Solenoid: Inspection

WARNING: This page is about a different car, the 2006 Lexus IS 250. However, it is still accessible from the selected car via links, so may be relevant.

INSPECT TRANSFER CONTROL SOLENOID
1. Connect the battery's positive (+) terminal and a bulb of 12 V - 21 W to terminal 1 as shown in Fig 1 .
  
  Fig 1: Inspecting Transfer Control Solenoid
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Connect the battery's negative (-) terminal to terminal 2 and check if the solenoid operates.
  OK: The solenoid operates and operating sound is heard.
3. Measure the resistance according to the value(s) in RESISTANCE SPECIFICATIONS TABLE .

Standard resistance

RESISTANCE SPECIFICATIONS TABLE

Tester Connection	Specified Condition
Terminal 1 - Terminal 2	5.0 to 5.6 ohms

If the resistance is not within the specified range, replace the transfer control solenoid.