× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network

P0505 Diagnostic Trouble Code Discussion for August 2009

Idle Air Control Motor Circuit Malfunction

Note: This is a professional automotive technician's resource.
Vehicle Owners: If you are seeking an automotive repair professional to service your vehicle, visit the iATN Repair Shop Finder.

Trouble Ticket Help Requests for DTC P0505
Help Request Posted
1996 Plymouth Breeze 2.0L Poor Idle Quality, Cuts out, Stall, MIL Lamp on VIN: 1P3RJ46C5T
P0505: Idle Air Control Motor Circuit Malfunction. this car has a new iac motor, and pcm if it doesnt set a code the idle will be ok once it sets the code the pcm loses it memory checked the wiring no short to ground or to power please help
August 04, 2009
2001 BMW 330Ci 3.0L MIL Lamp on VIN: WBABS53481
P0505: idle control malfunction. ... one.This car had service engine soon light on with code P0505 idle control malfunction,we replace crank case vent valve,air pipes related,MAF,IAC valve and intake manifold gasket and this code still coming.The idle is normal but,when you stop going down wi...
August 10, 2009
2002 Infiniti G20 2.0L Poor Idle Quality VIN: JNKCP11A42
P0505: Idle Air Control, Auxiliary Air Control Valve. The car idles at 1700 rpm on cold start intemittently. After warm up it started idling at 800. The car came to our shop because the dealer put a throttle body on it and it didn't solve the problem. I smoked tested the intake and found no leaks. I performed an ...
August 13, 2009