Possible causes
– Faulty EVAP Purge Solenoid
– EVAP Purge Solenoid harness is open or shorted
– EVAP Purge Solenoid circuit poor electrical connection
– EVAP Purge Solenoid harness is open or shorted
– EVAP Purge Solenoid circuit poor electrical connection
Symptoms
– Engine Light ON (or Service Engine Soon Warning Light)
P1655 OLDSMOBILE Description
The Powertrain Control Module (PCM) has detected an improper voltage level on the output driver module for the EVAP purge solenoid