Fishy? How can they tell? How can you tell? There is room for argument.
The vehicle fails because "DATA IS INCORRECT" Prove it.
Now you the person who owns the shop has to put up with the vehicle owner telling you it was never modified.
So you send him to the Ref. In the mean time that person changes out the Chip. It will now pass at the Ref.
WHO LOOKS LIKE THE IDIOT? Who is giving the Money back?
One more can of worms. Another well thought out deal.
Never make fun of the choices your wife makes. You were one of them.
No dynamic here. But heh WRX's are usually modified and I do not touch them cause there is a good vehicle right behind them in line. I test only the no-brainer well maintained good customer cars. POS go to my favorite low-baller. Hard to inspect get on the lift and EO's for good customers are verified by my own records. (I make notations in their history of cats and add-ons) It is nice to not rely on smog to feed my family, it gives you a little power in a powerless situation. Charge more and be professional!