Unlocking the Enigma of P0505 Throttle Position Sensor Diagnosis Simplified

This code which states IAC fault, there is no idle air control valve, no idle speed controller, or EGR system. Code P0505 ... The most likely item is a vacuum leak providing unmetered air to the engine rising the RPM. Open the hood, remove the side covers ... Scion xA/xB 1st-Gen Drivetrain & Power - P0505 woes - Hello all, I have a 2005 xB with 190k miles on it and its been running great besides ... That doesn't mean that the P0505 error code is caused only by the failure of the idle air controller. Want to erase your check engine light and fix your P0505 ... in this video I'm gonna share with you how to diagnose and Fix a P0505 Trouble code on a HONDA Accord! #hondaaccord #idle #enginespeed. The code sets when it can't get the idle speed within +200 / -100 of the target for more than x seconds, and it takes a failure in two successive drive cycles ... The ODBII code P0505 indicates a malfunction in the idle control system, which regulates the engine's idle speed. The P0505 code is set when the IACV-AAC valve does not operate properly. What are Code Possible Symptoms? Engine Light ... Depress the accelerator pedal slightly. Start the engine and run for 5 seconds. Turn the ignition switch to the OFF position for 10 seconds. The ECM operates only the IAC valve to perform idle–up and provide feedback for the target idling speed. DTC No. DTC Detecting Condition. Trouble Area. P0505.