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DTC P0506: IDLE CONTROL SYSTEM RPM LOWER THAN EXPECTED 1. Turn the ignition switch ON (II). 2. Clear the DTC with the HDS. 3. Start the engine. Hold the engine speed at 3,000 rpm without load (in Park or neutral) until the radiator fan comes on, then let it idle. 4. Confirm under these DATA LIST parameter conditions with the HDS: ECT SENSOR 1 above 158°F (70°C) IAT SENSOR above 32°F (0°C) VSS is 0 mph (0 km/h) ST FUEL TRIM between 0.69-1.47 FSS is CLOSED 5. Monitor the OBD STATUS for DTC P0506 in the DTCs MENU with the HDS. Does the screen indicate FAILED? YES - Go to step 6. NO - If the screen indicates PASSED, go to step 15. If the screen indicates EXECUTING, keep idling 6. Remove the intake air duct from the throttle body (see THROTTLE BODY REMOVAL/INSTALLATION ). 7. Check for dirt, carbon, or damage in the throttle bore. Is there dirt, carbon, or damage in the throttle bore? YES - If there is dirt or carbon, clean the throttle body (see THROTTLE BODY CLEANING ). Also NO - Check the A/C system or power steering system, then go to step 17. 8. Replace the throttle body (see THROTTLE BODY REMOVAL/INSTALLATION ). 9. Reset the ECM/PCM with the HDS. 10. Do the ECM/PCM idle learn procedure (see ECM/PCM IDLE LEARN PROCEDURE ). 11. Start the engine. Hold the engine speed at 3,000 rpm without load (in Park or neutral) until the radiator fan comes on, then let it idle. NOTE: Before you troubleshoot, record all freeze data and any on-board snapshot, and
2007 Honda Element EX 2007-08 ENGINE PERFORMANCE Idle Control System - Element
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