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P0505 Diagnostic Trouble Code Discussion for July 2007

Idle Air Control Motor Circuit Malfunction

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Trouble Ticket Help Requests for DTC P0505
Help Request Posted
1996 Nissan Maxima GLE 3.0L MIL Lamp on VIN: JN1CA21D8T
P0505: Idle Air Control, Auxiliary Air Control Valve Circuit Malfunction. ... tach operation and set a p0505. There is a good signal at the back of the cluster but the tach slowly creeps up after a while. The idle air control motor pass all the tests but sets the code as soon as it is accelerated. Thanks for any help.
July 05, 2007
2001 Nissan Pathfinder SE 3.5L Surge, idle VIN: JN8DRO7Y51
P0505: Idle Air Control, Auxiliary Air Control Valve Circuit Malfunction. Symptom - Idle speed 1800 RPM and surging I found melted terminals at Idle Air Control Valve Power steering switch not leaking vacuum. Replace Control Valve ( Borg Warner) and one damaged terminal. Verify 12 volts at control valve term 2&5 With PCM &...
July 11, 2007
2003 Mazda Miata 1.8L Poor Idle Quality, MIL Lamp on VIN: JM1NB353X3
P0505: Idle Air Valve Circuit Malfunction (Self Test). Codes p0507 idle air control system RPM higher than expected and p0850 park nutral input circuit and it stays on high idle. Continuity test on orange and violet/red wire to ECU from IAC is fine. 10.7 ohms on valve. Are you seeing thease valves going bad? Any o...
July 18, 2007