Sequoia 4WD V8-4.6L (1UR-FE) (2010)
(3) If the voltage is not as specified, replace the 4WD control ECU See: Powertrain Management/Transmission Control Systems/Relays and
Modules - Transmission and Drivetrain/Relays and Modules - Transfer Case/Control Module/Service and Repair/Removal. If the voltage is
normal, replace the 4WD control switch.