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P0507 Diagnostic Trouble Code Discussion for September 2012

Idle Speed Higher Than Expected

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Trouble Ticket Help Requests for DTC P0507
Help Request Posted
2006 Honda Civic LX 1.8L Poor Idle Quality, MIL Lamp on VIN: 1HGFA16576
P0507: Idle Speed Control System Higher Than Expected. Hey guys I'm dying over here. I have a high idle and a weird fluctuation while driving. The high idle is constant at 1100rpm. If you blirp the gas the rpm comes down to 900 or so goes back up to 2000 and then settles back down at 1100. When driving if you let ...
September 19, 2012