Standard
VACUUM POWER ASSIST BRAKE BOOSTER TEST PROCEDURE
1989-10-01
HISTORICAL
J1808_198910
This document applies to direct acting vacuum power assist brake boosters only, exclusive of the master cylinder or other brake system prime mover devices for passenger cars and light trucks [4500 kg GVW (10 000 lb)]. It specifies the test procedure to determine minimum performance and durability characteristics which are specified in SAE J1902 (under development).