Oldsmobile Workshop Service and Repair Manuals > Delta 88 V6-231 3.8L (1983) > Powertrain Management | Emission Control Systems | Evaporative Emissions System | Canister Purge Control Valve | Component Information | Testing and Inspection

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b. Coolant temperature below a given value.
c. Vehicle speed below a given value.
d. TPS below a given value.

If the above are not met, the purge solenoid should be de-energized, that is purge "ON."

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