Chevrolet Sonic Repair Manual: Evap
- Evaporative Emission Control System Description
- Evaporative Emission System Hose/Pipe Replacement
- Evaporative Emission System Hose/Pipe Replacement
- Fuel and Evaporative Emission Hose/Pipe Connection Cleaning Caution
- Fuel and Evaporative Emission Pipe Warning
- Evaporative Emission Canister Replacement
- Evaporative Emission Canister Replacement (Steel Tank)
- Evaporative Emission Canister Purge Solenoid Valve Replacement
- Evaporative Emission Canister Vent Solenoid Valve Replacement
Warm Up Three-Way Catalytic Converter Replacement (LUV,LUW)
Warm Up Three-Way Catalytic Converter Replacement
Callout
Component Name
Warning: Refer to Exhaust Service Warning.
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Evaporative Emission Control System Description
Typical Evaporative Emission (EVAP) System Hose Routing Diagram
(1)
Evaporative Emissions (EVAP) Purge Solenoid Valve
(2)
EVAP Canister
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Other materials:
Dome Lamps
The dome lamp controls are in the headliner above the rear seats.
(Dome Lamp Override): Press to turn
the lamps off, even when a door is open.
(Door): When the button is returned
to the middle position, the lamps turn on automatically when a door is opened.
| (On): Press to turn on the dom ...
Input Speed Sensor Replacement
Removal Procedure
Remove the control solenoid valve and transmission control module assembly.
Refer to Control Solenoid Valve and Transmission Control Module Assembly
Replacement.
Remove the input speed sensor bolt (2) M6 x 23.
Unlock t ...
Electronic Ignition System Description
Electronic Ignition System Operation
The electronic ignition system produces and controls the high energy secondary
spark. This spark ignites the compressed air/fuel mixture at precisely the correct
time, providing optimal performance, fuel economy, and control of exhaust emissions.
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