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P1506 Diagnostic Trouble Code Discussion for June 2004

Idle Air Control System RPM Higher Than Expected


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Trouble Ticket Help Requests for DTC P1506
Help Request Posted
1996 Ford Windstar GL 3.8L Poor Idle Quality, Surge, MIL Lamp on VIN: 2FMDA5149T
P1506: IAC overspeed error. ... misfire this morning (power braking it while I watched the 5100- secondary scope-. and when I was finished the vehicles Idle became abnormal, and eventually the p1506 was set. here's the deal, it Idles normally until the throttle is slightly cracked. then ...
June 02, 2004
1996 Ford Windstar GL 3.8L Poor Idle Quality, Surge, MIL Lamp on VIN: 2FMDA5149T
P1506: IAC overspeed error. ... misfire this morning (power braking it while I watched the 5100- secondary scope-. and when I was finished the vehicles Idle became abnormal, and eventually the p1506 was set. here's the deal, it Idles normally until the throttle is slightly cracked. then ...
June 02, 2004