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P0507 Diagnostic Trouble Code Discussion for March 2010

Idle Speed Higher Than Expected

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Trouble Ticket Help Requests for DTC P0507
Help Request Posted
2005 Suzuki Forenza LX 2.0L Cuts out, Misfire VIN: KL5JD56Z35
P0507: Idle Speed Control System Higher Than Expected. I found the PCV hose broken, so I replaced it and cleaned the throttle body and the IAC valve, cleared the codes. The codes stayed cleared, the idle is fine, but the miss is still the same as before. This is not a steady miss, but "hits" once in a whil...
March 04, 2010
2004 Chevrolet Blazer LS 4.3L high idle VIN: 1GNDT13X44
P0507: Idle Speed High. Need help with this one guys,this suv came in with PO507 code in computer,idle too high. engine was idling at 1000rpm in park and 1100rpm in drive.Smoke tested intake system and did not find any visable leaks.checked current iatn postings and found that someti...
March 16, 2010
1998 Cadillac Eldorado ESC 4.6L idle high VIN: 1G6ET1294W
P0507: Idle Speed High. ... the iac count is at 0. used smoke to check for intake vaccum leaks and nothing also used propane and carb cleaner just in case. p/s pressure switch is ok all sensers ok egr ok code is p0507. even tried adjusting throttle stop. any advise welcom thanks
March 20, 2010
2004 Infiniti G35 3.5L Poor Idle Quality VIN: JNKCV54E04
P0507: Idle Speed Control System RPM Higher Than Expected. First let me say i know how sensitive throttle bodys are on this nissans engines, i have done a few of them and allways been able to reset idle after service. But this infiniti is kiking my behind, i try the idle reset with my modis 9.3 or even manually, and i...
March 27, 2010