B Series Truck 4WD L4-2606cc 2.6L SOHC (1992)
Power Brake Assist: Testing and Inspection
Load Test
1.
Connect a vacuum gauge to engine.
2.
Start engine and depress pedal with a force of 44 lb.
3.
When vacuum reading is 19.7 in.Hg., stop engine. Observe vacuum gauge for 15 seconds, if gauge shows 18.7-19.7 in.Hg., the unit is operating.
