Torque Converter Leak Check: Inspection

Clean the outside surface of the torque converter.
Install the special tool into converter hub.

Fig 1: Installing Special Tool Into Converter Hub
Courtesy of MAZDA MOTORS CORP.
WARNING:
- Always follow correct safety procedures while using press. Failure to follow these instructions can result in personal injury.
Position the torque converter with the installed special tool into an arbor press. Secure press. Apply enough force from press to seal tool into torque converter.

Fig 2: Positioning Torque Converter With Installed Special Tool Into An Arbor Press
Courtesy of MAZDA MOTORS CORP.
NOTE:
- Use clean dry shop air.
Using the special tool, apply air pressure to the valve.

Fig 3: Applying Air Pressure To Valve
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With the special tool installed and air pressure applied to valve, inspect for leaks at converter hub, seams and studs. A soap bubble solution may be applied around those areas to aid in diagnosis. If leaks are present, install a new converter.

Fig 4: Inspecting For Leaks At Converter Hubs
Courtesy of MAZDA MOTORS CORP.
Remove air hose. Release the pressure and then slowly release the press, and the tool. Remove the converter from the press.

Fig 5: Removing Converter From Press
Courtesy of MAZDA MOTORS CORP.