Aggrieved parties will be denied access to justice if members of the executive are above the law, says lawyer.
The claimant cannot be named for legal reasons and the court did not make the claim public.
Google was also accused of handling the resignation of executive Amit Singhal in a similar fashion, allowing him to “quietly resign” in 2016 amid sexual harassment claims.
Fiat Chrysler has denied any wrongdoing and previously said there was never an attempt to create software to cheat emissions rules.
Unsworth is seeking at least $75,000 of compensatory damages plus unspecified punitive damages in his complaint filed in the US District Court in Los Angeles.
The lawsuit seeks class-action status and accuses the maker of athletic footwear and apparel of violating the Federal Equal Pay Act and similar state laws.
Former chief minister Musa Aman's legal team will now pursue an order for costs against the plaintiff.
Musa’s lawyer Tengku Fuad Tengku Ahmad says writ filed by the litigant, Zulkifli Kassim, was 'fundamentally flawed, vexatious, frivolous and scandalous'.
The lawsuit was filed by a company owned by David Pullman, an investment banker who in 1997 arranged the pioneering $55 million sale of "Bowie Bonds," which made David Bowie the first musician to sell bonds backed by royalties from his catalogue.
Facebook said it looked forward to resolving the lawsuit quickly after it recently introduced tools for people to see who is buying political ads on its social network.
Ozzy Osbourne has sued to stop a requirement to play the Staples Center in Los Angeles which he said was imposed by its owner as a condition to book London's lucrative 02 Arena.
A Japanese woman has sued the government for forcibly sterilizing her in 1972.