3A
Check Valve Inspection (M13A Model)
1) Remove check valve (1).
2) Close B side of check valve with finger as shown and apply –60 kPa (–8.70 psi) vacuum by means of vacuum pump. Then check that vacuum is applied. Apply vacuum to another side of check valve and check that vacuum is not applied.
Replace if defective.
Special Tool
(A) : 09917–47011
A: Intake manifold side B: Vacuum switching valve side