Ford P1502 OBD-II Trouble Code Definition: P1502 Idle Speed Control Valve Closing Solenoid Control Circuit Signal High or Low P1502 Ford OBD-II Trouble CodeDescription: OBD Trouble Code P1502 Idle Speed Control Valve Closing Solenoid Control Circuit Signal High or Low Sorry no other information,Please help us to improve,Any information is appreciated.Thanks. […]