Pcv Valve Removal And Installation; Pcv Valve Inspection - Suzuki Grand Vitara Service Manual

1B-5 Aux. Emission Control Devices:

PCV Valve Removal and Installation

Removal
1) Disconnect PCV hose from PCV valve.
2) Remove PCV valve from cylinder head cover.
Installation
Reverse removal procedure noting the following.
• For J20 engine, apply sealant to thread part of PCV
valve (1).
"A": Sealant 99000–31250
• For J20 engine, tighten PCV valve to specified torque.
Tightening torque
PCV valve (a): 27 N·m (2.7 kgf-m, 19.5 lb-ft)
• Connect PCV hose to PCV valve securely.
1, (a), A

PCV Valve Inspection

NOTE
Be sure to check that there is no obstruction
in PCV valve or its hoses before checking
IAC throttle opening, for obstructed PCV
valve or hose hampers its accurate
adjustment.
1) Remove PCV valve referring to "PCV Valve Removal
and Installation: "
2) Connect PCV valve to hose and install plug to
cylinder head cover hole.
3) Run engine at idle.
4) Place your finger over end of PCV valve (1) to check
for vacuum.
If there is no vacuum, check for clogged valve.
Replace as necessary.
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5) After checking vacuum, stop engine and remove
PCV valve (1).
Shake valve and listen for rattle of check needle
inside the valve. If valve does not rattle, replace PCV
valve.
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6) After checking, remove plug and install PCV valve.
7) Install air cleaner assembly securely.
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[A]: For J20 engine
[B]: For M16 engine
[A]: For J20 engine
[B]: For M16 engine
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