This SAE Recommend Practice establishes for passenger cars@ light trucks@ and multipurpose vehicles with GVW of 4500 kg (10 000 lb) or less@ as defined by EPA@ and M1 category vehicles as defined by the European Commission: a. Minimum performance standards for defrosting and demisting systems. b. Test procedures that can be conducted on uniform test equipment by commercially available laboratory facilities.
SAE J902-2019 history
2019SAE J902-2019 Passenger Car Windshield Defrosting Systems
2011SAE J902-2011 Passenger Car Windshield Demisting and Defrosting Systems
2003SAE J902-2003 Passenger Car Windshield Defrosting Systems
1999SAE J902-1999 Passenger Car Windshield Defrosting Systems
1993SAE J902-1993 Passenger Car Windshield Defrosting Systems
1984SAE J902-1984 Passenger Car Windshield Defrosting Systems
1967SAE J902A-1967 Passenger Car Windshield Defrosting Systems
1964SAE J902-1964 Passenger Car Windshield Defrosting Systems