Quantity Sold : Sold IndividuallyWarranty : 90-day Walker Products limited warrantyProp 65 Warning :
WARNING: This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
P0507 Code: Idle Control System RPM Higher than ExpectedOn many older vehicles, the PCM/ECM regulates the idle speed by controlling the movement of the Idle Speed Control (ISC) valve. When open, the ISC valve—also known as an Idle Air Control (IAC) valve—allows air to bypass the throttle, increasing idle speed.
P0500 Code: Vehicle Speed Sensor (VSS) MalfunctionIf you wish to understand the technical details of how the vehicle speed signal is used by different systems in a car, you can read our discussion here.