DTC P0508: IAC Open Circuit
NOTE:
Limited information available from manufacturer.
NOTE:
After each repair, clear DTCs. See CLEARING CODES/PCM RESET PROCEDURE
under SELF-DIAGNOSTIC SYSTEM. Turn ignition off and then on. Read DTCs to verify repair is complete. For DLC and PCM connector terminal identification, see CONNECTOR IDENTIFICATION
. For wiring diagrams, see WIRING DIAGRAMS
.
Possible causes:
- IAC valve circuit open.
- IAC valve malfunction.