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SEC137A
INSPECTION
NGEC0023
PCV (Positive Crankcase Ventilation) Valve
NGEC0023S01
With engine running at idle, remove PCV valve from breather sepa-
rator.Aproperly working valve makes a hissing noise as air passes
through it. A strong vacuum should be felt immediately when a fin-
ger is placed over the valve inlet.
ET277
Ventilation Hose
NGEC0023S02
1. Check hoses and hose connections for leaks.
2. Disconnect all hoses and clean with compressed air. If any
hose cannot be freed of obstructions, replace.
ENGINE AND EMISSION BASIC CONTROL
SYSTEM DESCRIPTION
KA24DE
Positive Crankcase Ventilation (Cont’d)
EC-50
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