Chevrolet Sonic Repair Manual: Evaporative Emission System Hose/Pipe Replacement
Special Tools
- CH-807 Closure Plugs
- CH-6015 Closure Plugs
For equivalent regional tools, refer to Special Tools.
- Removal Procedure
-
Warning:
Refer to Gasoline/Gasoline Vapors Warning.
- Disconnect the battery negative cable. Refer to Battery Negative Cable Disconnection and Connection.
- Relief the fuel pressure. Refer to Fuel Pressure Relief.
- Disconnect the evaporative emissions front pipe (1) from the evaporative emissions purge valve (2). Refer to Plastic Collar Quick Connect Fitting Service.
- Close the evaporative emissions pipe connections with the CH-807 plugs .
- Unclip the evaporative emissions pipe (1) from the retainer clip (3).
- Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle.
- Remove the frame reinforcement fasteners (1) and remove the frame reinforcement(2).
- Remove the EVAP canister cover fasteners (1) and cover (2).
- Open the 5 fuel pipe clips (1).
- Disconnect the fuel tank evaporative emissions connector (2) from evaporative emissions pipe. Refer to Plastic Collar Quick Connect Fitting Service.
- Close the evaporative emissions pipe and evaporative emissions fuel tank feed pipe with the CH-6015 plugs .
- Remove the evaporative emissions pipe.
- Installation Procedure
-
- Remove the CH-6015 plugs from evaporative emissions fuel tank pipe and evaporative emissions pipe.
- Install the evaporative emissions pipe and secure with the rear fuel pipe clip.
- Connect the fuel tank feed pipe connector (2) to the evaporative emissions pipe. Refer to Plastic Collar Quick Connect Fitting Service.
- Close the 5 fuel pipe clips (1).
- Install the EVAP canister cover (2) and tighten the EVAP canister cover
fasteners (1) to 9 Y (71 lb in)
.
- Install the frame reinforcement (2) and tighten the frame reinforcement
fasteners (1) to 60 Y (44 lb ft)
.
- Lower the vehicle.
- Clip the evaporative emissions pipe (2) into the retainer clip (3).
- Remove the CH-807 plugs from the evaporative emissions pipe connectors.
- Connect the front evaporative emissions pipe connector (1) to the evaporative emissions purge valve (2). Refer to Plastic Collar Quick Connect Fitting Service.
- Connect the battery negative cable. Refer to Battery Negative Cable Disconnection and Connection.
Evaporative Emission Control System Description
Typical Evaporative Emission (EVAP) System Hose Routing Diagram
(1)
Evaporative Emissions (EVAP) Purge Solenoid Valve
(2)
EVAP Canister
...
Evaporative Emission System Hose/Pipe Replacement
Removal Procedure
Disconnect the evaporative emission pipe (1). Refer to Plastic Collar
Quick Connect Fitting Service.
Remove the plastic retainer ...
Other materials:
Airbag System Check
The airbag system does not need regularly scheduled maintenance or replacement.
Make sure the airbag readiness light is working. See Airbag Readiness Light.
Caution
If an airbag covering is damaged, opened, or broken, the airbag may not work
properly. Do not open or break the airbag coverings. ...
Inspection/Maintenance (I/M) System DTC Table
Inspection/Maintenance (I/M) System DTC Table
System
DTCs Required to Set System Status to YES
If an inspection/maintenance system status indicator did not update to
yes during the Inspection/Maintenance Complete System
Set Pro ...
Spark Plug Inspection
Spark Plug Usage
Ensure that the correct spark plug is installed. An
incorrect spark plug causes driveability conditions.
Ensure that the spark plug has the correct heat range.
An incorrect heat range causes the following conditions:
Spark plug fouling?older plug
...
0.0055