If microprocessor "latch-up" occurs, the customer will not be able to operate the system in both the lower and high-speed modes required by the standard.
Vehicle description: Passenger vehicles. Some of these vehicles fail to comply with requirements of FMVSS no. 104, "windshield wiping and washing systems." These vehicles have a wiper system microprocessor that is susceptible to voltage transients, which can cause a "latch-up" condition in the system controller.