Integra GS-R Coupe L4-1797cc 1.8L DOHC (VTEC) MFI (1997)
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Positive Crankcase Ventilation: Testing and Inspection
1. Check the PCV hoses and connections for leaks and clogging.
2. At idle, make sure there is a clicking sound from the PCV valve when the hose between PCV valve and intake manifold in lightly pinched with
your fingers or pliers.
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If there is no clicking sound, check the PCV valve grommet for cracks and damage. If the grommet is OK, replace the PCV valve and recheck.
