TRENTON - Six employees of a now-defunct used car dealership have been charged in a bank financing scam that allegedly netted $1.4 million in fraudulent loans for luxury cars. Acting Attorney General John J. Hoffman and the Office of the Insurance Fraud Prosecutor announced yesterday that the owner of the dealership, D.I.B. Leasing in Teterboro, along with three employees and a bookkeeper, have been charged with conspiracy, money laundering and other offenses.