Nanocom with latest firmware rev. or similar will let you monitor lock up solenoid status, turbine speed and output speed on the Autobox. That could be enough to determine if there is any slippage when the TC is locked.
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Nanocom with latest firmware rev. or similar will let you monitor lock up solenoid status, turbine speed and output speed on the Autobox. That could be enough to determine if there is any slippage when the TC is locked.