Civic Hatchback L4-1.6L SOHC (16 Valve) (1996)
Vacuum Brake Booster Check Valve: Testing and Inspection
Brake Booster Vacuum Hose
-
Disconnect the brake booster vacuum hose at the booster or at the booster side of the valve.
-
Start the engine and let it idle. There should be vacuum. If no vacuum is available, the check valve is not working properly. Replace the brake
booster vacuum hose and check valve, then retest.