Throttle Position Sensor Code P0505 The Essential Guide

By description that code (P0505) is an idle speed contol circuit code for a N/A. ... Battery voltage is 10 volts or more. Ignition switch is on. Detailed information on troubleshooting and repairing a P0505 DTC code which refers to a malfunction of the IAC (Idle Air Control) system. Also ... P0505 is thrown when your idle air PWM cannot reach the desired RPM the ECU wants. I get this when controlling my idle with an aftermarket ECU ... The truck doesn't want to idle at start up so I have to give it a little throttle for a few seconds - maybe 10 seconds or so then it idles and drives fine. 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. I've replaced the IAC valve, thoroughly cleaned the throttle body and can't find any vacuum leaks. Idles very high and can't figure this out. 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 P0505 code is a diagnostic trouble code related to the idle control system of a vehicle. Specifically, it indicates a malfunction in the Idle Air Control ( ... Detailed information on troubleshooting and repairing a P0505 DTC code which refers to a malfunction of the IAC (Idle Air Control) system. The code P0505 - Idle Control System Malfunction means that the engine computer cannot regulate the idle speed. In other words, the actual idle speed varies ...