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P0505 Diagnostic Trouble Code Discussion for January 2010

Idle Air Control Motor Circuit Malfunction


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Trouble Ticket Help Requests for DTC P0505
Help Request Posted
1998 Dodge Dakota 2.5L Poor Idle Quality VIN: 1B7FL22P1W
P0505: Idle Air Control Motor Circuit Malfunction. ... procedure for code. No wires checked shorted but pcm drivers to idle air control circuit all tested less than 5 ohms of resistance which is below tolerance. Replaced computer with used and re-tested. Vehicle continues to idle erratically and set code p0505...
January 05, 2010
2001 Subaru Impreza Outback 2.2L Poor Idle Quality, Hesitation, Surge VIN: JF1GF48511
P0505: idle control system. This car has a surging idle, and poor drivability in first gear. From the info on Mitchell, I tested 12V at the ECU (pin 5) and the info states it should be no greater than 3V. This seems a bit odd, but continued testing to find no other issues. The info says ...
January 09, 2010
2001 Subaru Impreza Outback 2.2L Poor Idle Quality, Hesitation, Surge VIN: JF1GF48511
P0505: idle control system. This car has a surging idle, and poor drivability in first gear. From the info on Mitchell, I tested 12V at the ECU (pin 5) and the info states it should be no greater than 3V. This seems a bit odd, but continued testing to find no other issues. The info says ...
January 11, 2010
1996 Dodge Grand Caravan SE 3.3L MIL Lamp on VIN: 1B4GP44R7T
P0505: Idle Air Control Motor Circuit Malfunction. ... failed emissions inspections because the check engine light is on. Codes P0505 and P1294. Vehicle idles at 740-750 according to the tester which doesn't seem high to me. I thoroughly inspected for vacuum leaks, cleaned the th...
January 18, 2010
1996 Dodge Grand Caravan SE 3.3L MIL Lamp on VIN: 1B4GP44R7T
P0505: Idle Air Control Motor Circuit Malfunction. ... failed emissions inspections because the check engine light is on. Codes P0505 and P1294. Vehicle idles at 740-750 according to the tester which doesn't seem high to me. I thoroughly inspected for vacuum leaks, cleaned the th...
January 19, 2010
2001 Infiniti I30 3.0L Surge VIN: JNKCA31A91
P0505: Idle Air Control, Auxiliary Air Control Valve. ... and engine surging at idle, it had P0100 mass air flow sensor code and P0505 idle air control code, cleared both codes and only P0505 came back, engine still surges from 1500 to 1800 rpm, I smoke tested intake system and...
January 19, 2010
2001 Infiniti I30 3.0L Surge VIN: JNKCA31A91
P0505: Idle Air Control, Auxiliary Air Control Valve. ... and engine surging at idle, it had P0100 mass air flow sensor code and P0505 idle air control code, cleared both codes and only P0505 came back, engine still surges from 1500 to 1800 rpm, I smoke tested intake system and...
January 20, 2010