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Crankcase Emission Control System: Diagnosis Kia Carnival III

Testing & Diagnostics 1 illustration

Inspection

  1. Insert a thin stick (A) into the PCV valve (B) from the threaded side to check that the plunger movement.

Scheme 8

Scheme 8
Scheme 8

Note. If the plunger does not move (PCV valve is clogged), clean or replace the valve.

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