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P1519 Diagnostic Trouble Code Discussion for June 2011

Idle Air Control Valve Circuit Malfunction

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Trouble Ticket Help Requests for DTC P1519
Help Request Posted
2001 Ford F-150 XL 4.2L Hesitation, Cuts out, MIL Lamp on VIN: 1FTZF17221
P1519: IMRC stuck closed. The short term memory reads 33 at idle injectors at 4.9 so aparently there is a big vacume leak somewhere but after soaking the intake with water nothing has changed. No air seems to be pulled trough the t/body except on occasionally you can hear the iac and f...
June 23, 2011
1998 Honda Accord LX 3.0L Poor Idle Quality, Cuts out VIN: 1HGCG1657W
P1519: Idle Air Control Valve Circuit Malfunction. The car runs fine but idles rough and the cat. gets red hot.If i unplug the iac valve it dose not idle as rough but just a little, if i turn on the ac it act as if the engine is going to come out the car. I have removed the cat. and it looks really good not co...
June 24, 2011