Accord L4-1751cc 1800 EK1 (1982)
Vacuum Controller: Testing and Inspection
Flow Solenoid
Fig. 7 Flow solenoid test.
1.
Using a suitable ohmmeter, check for continuity between A and B terminals, Fig. 7. If no continuity, replace solenoid.
Fig. 8 Using vacuum pump to test flow solenoid.
2.
Connect a suitable vacuum pump to solenoid as shown in Fig. 8, then draw vacuum. Solenoid should retain vacuum. If not, replace solenoid.