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P0505 Diagnostic Trouble Code Discussion for February 2006

Idle Air Control Motor Circuit Malfunction

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Trouble Ticket Help Requests for DTC P0505
Help Request Posted
1999 Jeep Wrangler Sahara 4.0L Poor Idle Quality, MIL Lamp on VIN: 1J4FY49S8X
P0505: Idle Air Control Motor Circuit Malfunction. TPS Reads 5Volts All The Time, Tested All Circuits As Per Trouble Tree And All Test Correct, Replaced TPS And PCM And Had No Change To TPS Voltage, Tried Grounding TPS Signal Circuit (Before Grounding Had 5 Volts on It)And Sanner Data Does Not Change, Cleaned ...
February 07, 2006
1996 Nissan Altima GLE 2.4L Misfire, MIL Lamp on VIN: 1N4BU31D5T
P0505: Idle Air Control, Auxiliary Air Control Valve Circuit Malfunction. Car came in with MIL and obvious misfire. Another shop installed related repair parts. We installed a new NGK plugs and (genuine nissan) distributor to fix internal oil seal leak and (hopefully) remedy the misfire. Resetting the throttle cable cleared the P050...
February 07, 2006
2000 Nissan Maxima GLE 3.0L Poor Idle Quality, Surge, MIL Lamp on VIN: JN1CA31A6Y
P0505: Idle Air Control, Auxiliary Air Control Valve Circuit Malfunction. ... maxima that I am having problems with diagnosing a very lean condtion on. The pcm is setting a p0505 iac code but I thinks its a result of the lean condition also I have a hole burned in the intake plenum above the egr tube which again I think is a result ...
February 16, 2006