Windshield Wiper; Defroster

19VAC30-70-230. Windshield wiper; defroster.
A. Windshield wiper.
Inspect for and reject if:

  • 1. Vehicle is equipped with a windshield and is not equipped with a windshield wiper;
  • 2. Vehicle was manufactured before January 1, 1943, and is not equipped with at least
    one wiper on the driver’s side. This wiper may be hand operated;

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Revised August 1, 2012

19VAC30-70 – Motor Vehicle Safety Inspection Rules And Regulations

  • 3. Vehicle was manufactured after January 1, 1943, and is not equipped with a
    windshield wiper or wipers that clear both sides of the windshield. Vehicles converted
    from dual wipers to a single wiper are acceptable provided it continues to clear both
    sides of the windshield. These wipers must be mechanically operated by electric,
    vacuum, or air, but not by hand. A switch in good working order and convenient to the
    driver must be present to turn the wipers on and off. Any wiper that parks within the area
    covered by the driver’s windshield wiper blade, excluding the three inches above the
    bottom of the windshield shall be rejected. (See 19VAC30-70-210 B 6);
  • 4. Blade has brittle worn, torn or ripped rubber or if metal comes in contact with the
    windshield;
  • 5. Wiper does not operate freely; or if it is an electrically or mechanically operated wiper
    which must be operated by hand.
    NOTE: Inspect only wipers found on the front windshield.

B. Windshield defroster. Vehicles manufactured after January 1, 1969, must be equipped
with windshield defroster systems.
Inspect for and reject if:

  • 1. Any 1969 or subsequent model is not equipped with a windshield defroster system;
  • 2. Defroster fan fails to function;
  • 3. Fan functions, but a warm stream of air cannot be felt blowing against the windshield.
    Engine must be warm and all elements of the defroster system must be in the on
    position. Switch is not convenient to the driver and working properly.