Reatta V6-231 3.8L VIN C SFI (1990)
Canister Purge Solenoid: Testing and Inspection
Chart C-3
Canister Purge Valve Wiring Diagram
CIRCUIT DESCRIPTION:
Canister purge is controlled by a solenoid that allows ported vacuum to purge the canister when energized. The ECM supplies a ground to energize the
solenoid (purge "ON").
If the diagnostic test terminal is grounded with the engine stopped or the following is met with the engine running the purge solenoid is energized (purge
"ON").
A.
Engine run time after start more than 30.0 seconds.
B.
Coolant temperature above 60°C (158°F).
C.
Closed loop operation.