Testing and Inspection of Canister Purge Control Valve in the Evaporative Emissions System
Canister Purge Control Valve: Testing and Inspection
INCORRECT OPERATION MAY CAUSE:
^
Poor idle, stalling, and poor driveability. Check for:
^
Inoperative purge solenoid.
^
Damaged vapor canister.
^
Hoses split, cracked, or not connected to the proper tubes.
^
Pinched or plugged hose(s).
^
Evidence of fuel loss or fuel vapor odor. Check for:
^
Liquid fuel leaking from fuel lines, or TBI unit.
^
Cracked or damaged fuel vapor canister.
^
Disconnected, misrouted, kinked, deteriorated, damaged vapor hoses, or control hoses.
