EC0G9
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01
EC
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4
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EMISSION CONTROL
POSITIVE CRANKCASE VENTILATION (PCV)
SYSTEM
617
Author:
Date:
1996 LAND CRUISER (RM451U)
POSITIVE CRANKCASE
VENTILATION (PCV) SYSTEM
INSPECTION
1.
REMOVE PCV VALVE
(a)
Disconnect the PCV hose from the PCV valve.
(b)
Remove the PCV valve.
2.
INSTALL CLEAN HOSE TO PCV VALVE
3.
INSPECT PCV VALVE OPERATION
(a)
Blow air into the cylinder head side, and check that air
passes through easily.
CAUTION:
Do not suck air through the valve.
Petroleum substances inside the valve are harmful.
(b)
Blow air into the air intake chamber side, and check that
air passes through with difficulty.
If operation is not as specified, replace the PCV valve.
4.
REMOVE CLEAN HOSE FROM PCV VALVE
5.
REINSTALL PCV VALVE
6.
VISUALLY INSPECT HOSE, CONNECTIONS AND
GASKETS
Check for cracks, leaks or damage.
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Version 1.00 - 12/21/2010