Automatic transmission valve body: Ball arrangement diagram
Manual control panel
* 1 ball in the upper channel
* 2 balls in the lower channel
Pump pressure valve
* 1 ball per channel
1-2-3-4 gear valve
* 3 balls in the pressure relief channel (bottom)
* 4 balls in the pressure accumulation channel (top)
2-3 gear valve
* 2 balls in the control channel
* 1 ball in pressure holding channel
3-4 gear valve
* 2 balls in the control channel
* 1 ball in pressure holding channel
Torque converter lock-up valve
* 2 balls in the control channel
* 1 ball in hold control channel
Torque Converter Pressure Relief Valve
* 1 ball in pressure relief channel
Reverse valve
* 3 balls in control channel
* 2 balls in the pressure holding channel
Main line pressure relief valve
* 1 ball in pressure relief channel
Fluid pressure control valve
* 1 ball in the pressure regulation channel
Torque converter lockup control valve (not on all automatic transmissions)
* 1 ball per control channel
* 1 ball in holding channel
Torque converter overrun valve (not on all automatic transmissions)
* 2 balls in the control channel
Pump control valve (not on all automatic transmissions)
* 1 ball per control channel
Note: The location of the balls may vary depending on the specific automatic transmission model. Always refer to the diagram or repair manual for your specific automatic transmission.