Toyota Celica 2005 Repair Manual page 1507

EC−4
1ZZ−FE:
2ZZ−GE:
Cylinder Head Side
Intake Manifold Side
2005 CELICA (RM1131U)
EMISSION CONTROL
POSITIVE CRANKCASE
VENTILATION (PCV) SYSTEM
INSPECTION
1.
(a)
(b)
B17077
2.
3.
(a)
Clean Hose
CAUTION:
Do not suck air through the valve. Petroleum substances
inside the valve are harmful.
P11834
(b)
Clean Hose
If operation is not as specified, replace the PCV valve.
4.
5.
P11831
6.
Check for cracks, leaks or damage.
B00412
− POSITIVE CRANKCASE VENTILATION (PCV)
SYSTEM
REMOVE PCV VALVE
Disconnect the PCV hose from the PCV valve.
Remove the PCV valve.
INSTALL CLEAN HOSE TO PCV VALVE
INSPECT PCV VALVE OPERATION
Blow air into the cylinder head side, and check that air
passes through easily.
Blow air into the intake manifold side, and check that air
passes through with difficulty.
REMOVE CLEAN HOSE FROM PCV VALVE
REINSTALL PCV VALVE
VISUALLY INSPECT HOSES, CONNECTIONS AND
GASKETS
1506
EC02H−20