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:
Tire Pressure Indicator Sensor Learn
Special Tools
EL-46079 Tire Pressure Monitor Diagnostic Tool
EL-50448 Tire Pressure Monitor Sensor Activation Tool
For equivalent regional tools, refer to Special Tools.
Learn Mode Description
The tire pressure monitor system uses the instrument cluster, body control
module (B ...
Ambient Air Temperature Sensor Replacement
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Ambient Air Temperature Sensor Replacement
Callout
Component Name
Preliminary Procedures
Raise and support the vehicle. Refer to Lifting and Jacking the
Vehicle.
Remove the front bumper fascia opening lower c ...
Clutch and Differential Housing Cleaning and Inspection
Warning: Wear safety glasses to avoid injury when using compressed
air or any cleaning solvent. Bodily injury may occur if fumes are inhaled
or if skin is exposed to chemicals.
Clean the clutch housing (1) with a suitable solvent. Air dry all the parts.
Inspect ...
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