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P0505 Diagnostic Trouble Code Discussion for February 2009

Idle Air Control Motor Circuit Malfunction

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Trouble Ticket Help Requests for DTC P0505
Help Request Posted
2003 Honda Pilot EX 3.5L Poor Idle Quality VIN: 2HKYF18563
P0505: Idle Speed Control System. Hello and thanks in advance for your help. I've had this honda for more than a day and till now I couldn't duplicate the problem. This AM it started, and I'm glad I waited. The owner's description wasn't anywhere clear and would have been inaccurate. The probe...
February 06, 2009
2000 Nissan Maxima GLE 3.0L Stall VIN: JN1CA31D0Y
P0505: Idle Air Control, Auxiliary Air Control Valve Circuit Malfunction. ... Came in with P0505 code. Removed valve for inspection; found some coolant has been leaking past seal into air chamber and back of throttle plate was gummed up. Activated IACV with Launch; plunger moved in and out but seemed to move in an abrupt rather than...
February 18, 2009