Sequoia LTD 4WD V8-4.7L (2UZ-FE) (2001)
2. INSPECT A.D.D. ACTUATOR OPERATION
Apply battery positive voltage between the terminal 2 or 6, and
Check the actuator operation by sound, A.D.D. status and continuity between the terminal 3 and 4.
If the operation is not as specified, replace the actuator assembly.
3. INSPECT LIMIT SWITCH CONTINUITY
a. Connect the actuator connector.
b. Shift the transfer shift lever "H" position and switch the 2 - 4 selector switch OFF.
c. Check the A.D.D. actuator operation by sound.
d. Disconnect the actuator connector.
e. Check the continuity between each terminal, as shown in the chart.
f.
Connect the actuator connector.
g. Shift the transfer shift lever "H" position and switch the 2 - 4 selector switch ON.
h. Check the A.D.D. actuator operation by sound.
i.
Disconnect the actuator connector.
j.
Check the continuity between each terminal, as shown in the chart.
k. Connect the actuator connector.
4. INSPECT TRANSFER 4WD POSITION SWITCH
5. REMOVE A.D.D. ACTUATOR