2012 Ford Mondeo with Auto Trans. Cost to strip to replace an internal sensor, plus maybe some other parts, Seals and clutches.
$7000 from two Shops. Worth of the Car ? $7000 with a good Transmission.
Ditto most of the others. Any major repair soon exceeds the Valuation of all but the high end vehicles.
A second hand unit from the wreckers.... Not possible as it has to be programmed to integrate with the on board electronics. Ford refuse to do this. After market specialists are unable to...