Civic CVCC L4-1488cc 1.5L EW1, EW3 (1985)
Air Diverter Solenoid: Testing and Inspection
Civic, CRX & 1985-87 Accord W/Carbureted Engine
1.
Disconnect vacuum hose from vacuum holding solenoid valve connect vacuum pump to air vent cut-off diaphragm.
2.
Apply vacuum air vent cut-off diaphragm. Diaphragm should hold vacuum.
3.
If vacuum decreases, replace diaphragm and repeat test.
4.
Remove vacuum pump and reconnect hose between air vent cut-off diaphragm and vacuum holding solenoid valve.
