Torque Converter Leak Check: Inspection

Clean the outside surface of the torque converter.

Fig 1: Installing Special Tool Into Converter Hub
Courtesy of MAZDA MOTORS CORP.
Install the special tool into converter hub.

Fig 2: Positioning Torque Converter With Special Tool
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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 seat tool into torque converter.

Fig 3: Applying Air Pressure To Valve Using Special Tool
Courtesy of MAZDA MOTORS CORP.
NOTE:
- Use clean dry shop air.
Using the special tool, apply air pressure to the valve.

Fig 4: Inspecting For Leaks Converter Hub Using Special Tool
Courtesy of MAZDA MOTORS CORP.
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 5: Releasing Air Pressure
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.