Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

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Test Notes

NOTE: You should enter this Pinpoint Test only when directed here.

REMEMBER

This Pinpoint Test is intended to diagnose only the following.
- Positive Crankcase Ventilation (PCV) valve and related vacuum lines.

DESCRIPTION
For additional information on the Positive Crankcase Ventilation System, refer to Emission Control Systems / Positive Crankcase Ventilation / Description and Operation.