Chevrolet Sonic Repair Manual: Positive Crankcase Ventilation Hose/Pipe/Tube Replacement
- Removal Procedure
-
- Remove the air cleaner outlet duct. Refer to Air Cleaner Outlet Duct Replacement.
- Open the 2 positive crankcase ventilation pipe retainer clips (2) and (3).
- Remove the positive crankcase ventilation pipe from the intake manifold.
- Loosen the charger air bypass valve pipe clamp (3).
- Remove the charger air bypass valve pipe from turbocharger.
- Remove the charger air bypass valve pipe (2) from turbo charger wastegate regulator solenoid valve.
- Disconnect the positive crankcase ventilation pipe from turbocharger.
- Unclip and remove the positive crankcase ventilation pipe assembly (1) from the camshaft cover retainer clips.
Note:
Move retainer clamp (1) in direction of the arrow.
- Installation Procedure
-
- Install the positive crankcase ventilation pipe assembly (1) to the camshaft cover retainer clips.
- Connect the positive crankcase ventilation pipe to turbocharger.
- Install the charger air bypass valve pipe (2) to turbo charger wastegate regulator solenoid valve.
- Install the charger air bypass valve pipe to turbocharger.
- Fasten the charger air bypass valve pipe clamp (3).
- Install the positive crankcase ventilation pipe to the intake manifold and fix with retainer clamp (1).
- Clip in the positive crankcase ventilation pipe to the 2 retainer clips (2) and (3).
- Install the air cleaner outlet duct. Refer to Air Cleaner Outlet Duct Replacement.
Crankcase Ventilation System Inspection/Diagnosis
Results of Incorrect Operation
A plugged positive crankcase ventilation (PCV) orifice or hose may cause
the following conditions:
Rough idle
Stalling or slow idle speed
Oil le ...
Positive Crankcase Ventilation Pipe Installation
Install the positive crankcase ventilation tube (2).
Connect the 2 positive crankcase ventilation tube connectors (1).
Clip in the ECM wiring harness guide (3) t ...
Other materials:
Crankshaft Rear Oil Seal Replacement
Special Tools
EN-658 Rear Main Seal Installer
For equivalent regional tools, refer to Special Tools.
Removal Procedure
If equipped with automatic transmission, remove the flex plate. Refer
to Automatic Transmission Flex Plate Replacement.
If equipped with a manual transmis ...
Inspection/Maintenance System Check
Diagnostic Instructions
Perform the Diagnostic System Check - Vehicle
prior to using this diagnostic procedure.
Review Diagnostic System Check - Vehicle
for an overview of the diagnostic approach.
Diagnostic Procedure Instructions provides
an overview of each diagn ...
Transmission Replacement (With 1.6L or 1.8L Engine)
Removal Procedure
Remove the battery tray. Refer to
Battery Tray Replacement.
Without draining the coolant or removing the hoses,
remove and position aside the radiator surge tank. Refer to
Radiator Surge Tank Replacement.
Remove the transmission range selector lever c ...
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