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Preparation lists the SST (Special Service Tools), recommended tools, equipment, lubricant and SSM (Special Service Materials) which should be prepared before beginning the operation and explains the purpose of each one. Most repair operations begin with an overview illustration. It identifies the components and
shows how the parts fit together.
This format provides the experienced technician with a FAST TRACK to the information needed. The upper case task heading can be read at a glance when necessary, and the text below it provides detailed information. Important specifications and warnings always stand out in bold type.
HYDRAULIC CONTROL SYSTEM
Toyota A442F The hydraulic control system is composed of the oil pump, the valve body, the solenoid valve, the accumulators, the clutches and brakes, as well as the fluid passages which connect all of these components. Based on the hydraulic pressure crated by the oil pump, the hydraulic control system governed the hydraulic pressure acting on the torque converter, clutches and brakes in accordance with the vehicle driving conditions.
(Automatic Transmission Parking) INDICATOR
The rear propeller shaft and rear wheels are free even when the transmission shift lever is set to "P" as long as the transfer shift lever is in "neutral" position. The A.T.P. indicator lights up to warn the driver that the propeller shaft and wheels are not locked. If the A.T.P. indicator light does on, the transfer shift lever should be shifted to out of "N" position.