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CH29: Hydraulically Controlled Transmissions

Chapter 01 Strategy Based Diagnostics

         

2-3 Shift Valve Operation

 

 

3-2 Kickdown

 

 

Gear Position

 

         

Governor

 

 

Governor Pressure

 

 

Hydraulic Circuit Operation

 

         

L1 and L2

 

 

Modulator Valve

 

 

Operation of Hydraulic Controlled Transmission

 

         

Operation of BW35

 

 

Regulator and Control Valves

 

 

Reverse CVT

 

        AT19

Shift Valves

 

 

The components of a Lock-up Torque Converter

 

 

Basic Hydraulically Controlled Transmission Oil Flow Diagram

 

AT20   AT22   AT21

Hydraulic Transmission: Primary Regulator & Line Pressure

 

 

Hydraulic Transmission: Secondary Regulator & Converter Pressure

 

 

Hydraulic Transmission: Shift Valve Operation 

AT17   AT18   AT29

Governor Valves

 

 

Modulator & Throttle Valves

 

 

Simplified Hydraulically Controlled Diagram

 

AT30   AT31   AT32

Kickdown Valve

 

 

Orifices, Check Valves and Shift Timing

 

 

Servo Accumulators