METHOD AND SYSTEM FOR DISENGAGING PARKING PAWL IN HYBRID TRANSMISSION
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United States of America Patent
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Issued Date -
Oct 29, 2020
app pub date -
Apr 25, 2019
filing date -
Apr 25, 2019
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Abstract
A vehicle includes a transmission having an electric machine, a park ring fixedly coupled to the electric machine, and a parking pawl engageable with the park ring to hold the park ring stationary when the transmission is in PARK. A vehicle is programmed to, responsive to a request to shift from PARK, command disengagement of the parking pawl and concurrently command a torque to the electric machine to counteract driveline torque on the park ring.
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