where is purge valve pulses ?

Asked by tam46thanh Sep 20, 2013 at 09:46 AM about the 2005 Hyundai Sonata GL FWD

Question type: Maintenance & Repair

I  want   chane  the  new   purge   valves  pulses  ,  but  I  don' t  know   where  they  are .

3 Answers

DavidH25 answered 11 years ago

On the EVAP charcoal canister..but before you do that buy a gas cap. Click image ..and Mr/Ms reviewer I KNOW this is a public domain image please don't delete it

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DavidH25 answered 11 years ago

It's called 'purge valve'. When the charcoal soaks up fumes from refueling , the valve opens to purge the vapors form the charcoal, sucking it back in to intake vacuum. The 'pulses' are the valve not functioning properly. but remember, before you do this buy a gas cap..or at least check it.

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