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Home >> Toyota >> 2004 >> Highlander Limited, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 910 (Transfer Case) >> DTC/Circuit Diagnosis >> DTC P1818: Actuator Position Switch >> Component Inspection

Component Inspection

WARNING: This page is about a different car, the 2013 Nissan Armada. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove transfer control device. Refer to "REMOVAL AND INSTALLATION ".
  2. Check operation by applying battery voltage to transfer control device (actuator motor) terminals 21 and 24.
    CAUTION:
    • Do not operate actuator motor for more than 1 second.
    • Change the actuator motor position to HIGH when installing.
    • Be careful not to overheat the harness.
    Terminal Continuity Continuity
    24 (Battery voltage) - 21 (Ground) 20 - 22 Yes
    22 - 23 No
    21 (Battery voltage) - 24 (Ground) 22 - 23 Yes
    20 - 22 No
    Fig 1: Applying Battery Voltage To Transfer Control Device (Actuator Motor) Terminals 21 And 24
    G04901507Courtesy of NISSAN NORTH AMERICA, INC.
  3. If the inspection results are abnormal replace transfer control device (actuator motor).