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low/rough idle
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<table border="0" cellpadding="1" cellspacing="1" width="99%" align="center"> <tr bgcolor="#000000"><td> <table border="0" width="100%" cellpadding="3" cellspacing="0"> <tr bgcolor="#000099"> <td colspan="2" align="left"> <font size="2" color="#ffffff" face="Verdana, Arial"> <b>T O P I C R E V I E W</b> </font></td></tr> <tr bgcolor="#dedfdf"> <td valign="top" width="18%"> <font size="2" face="Verdana, Arial"> <b>1993 el ex</b> <br /><small>Member # 9489</small> </font></td> <td width="82%"> <font size="1" face="Verdana, Arial"> <img src="https://californiafords.com/ubb/posticon.gif" border="0" alt=" - " /> posted <script language="JavaScript1.3" type="text/javascript"> document.writeln(timestamp(new Date(2010,9,18,17,5,0), dfrm, tfrm, 0, 0, 0, 0)); </script><hr /> </font> <font size="2" face="Verdana, Arial"> when i start my car in the morning (or after it has been sitting for multiple hours) my car has a really low idle and will die if i do not press the gas pedal. i have also noticed the idle has been fluctuating a lot. instead of holding at a relative constant rpm at idle it bounces between a couple hundred rpm. i have not measured exact fluctuation but you can hear the change and i notice my tach changing also. car is pretty much stock wt ~150k on motor. <br /><br />has anyone experienced anything like this before? any advice for getting my car to run smoothly again? <br /> </font> </td></tr> <tr bgcolor="#f7f7f7"> <td valign="top" width="18%"> <font size="2" face="Verdana, Arial"> <b>Secnd2nun64</b> <br /><small>Member # 1431</small> </font></td> <td width="82%"> <font size="1" face="Verdana, Arial"> <img src="https://californiafords.com/ubb/posticon.gif" border="0" alt=" - " /> posted <script language="JavaScript1.3" type="text/javascript"> document.writeln(timestamp(new Date(2010,9,18,17,8,0), dfrm, tfrm, 0, 0, 0, 0)); </script><hr /> </font> <font size="2" face="Verdana, Arial"> You got a vacuum leak somewhere. Check the rubber hoses for cracks and replace. <br /> </font> </td></tr> <tr bgcolor="#dedfdf"> <td valign="top" width="18%"> <font size="2" face="Verdana, Arial"> <b>1993 el ex</b> <br /><small>Member # 9489</small> </font></td> <td width="82%"> <font size="1" face="Verdana, Arial"> <img src="https://californiafords.com/ubb/posticon.gif" border="0" alt=" - " /> posted <script language="JavaScript1.3" type="text/javascript"> document.writeln(timestamp(new Date(2010,9,19,16,24,0), dfrm, tfrm, 0, 0, 0, 0)); </script><hr /> </font> <font size="2" face="Verdana, Arial"> now that u mention it my vac guage has had an unusual reading. ill check into that.<br /><br />thanks <br /> </font> </td></tr> <tr bgcolor="#f7f7f7"> <td valign="top" width="18%"> <font size="2" face="Verdana, Arial"> <b>anderthizzle</b> <br /><small>Member # 7910</small> </font></td> <td width="82%"> <font size="1" face="Verdana, Arial"> <img src="https://californiafords.com/ubb/posticon.gif" border="0" alt=" - " /> posted <script language="JavaScript1.3" type="text/javascript"> document.writeln(timestamp(new Date(2010,9,20,1,55,0), dfrm, tfrm, 0, 0, 0, 0)); </script><hr /> </font> <font size="2" face="Verdana, Arial"> My car use to do that and my friend took a ohm meter and hooked it up to the sensor on top of the throttle body and adjusted it and it didnt do it anymore. <br /> </font> </td></tr> <tr bgcolor="#dedfdf"> <td valign="top" width="18%"> <font size="2" face="Verdana, Arial"> <b>fredfifty</b> <br /><small>Member # 10320</small> </font></td> <td width="82%"> <font size="1" face="Verdana, Arial"> <img src="https://californiafords.com/ubb/posticon.gif" border="0" alt=" - " /> posted <script language="JavaScript1.3" type="text/javascript"> document.writeln(timestamp(new Date(2010,9,20,2,12,0), dfrm, tfrm, 0, 0, 0, 0)); </script><hr /> </font> <font size="2" face="Verdana, Arial"> i was just tinkering with my car because the idle would surge and drop back n forth...i tightened up the CAI around the rubber sleeves so that they were seated correctly with the tubing...and it idles much better. <br /> </font> </td></tr> <tr bgcolor="#f7f7f7"> <td valign="top" width="18%"> <font size="2" face="Verdana, Arial"> <b>1993 el ex</b> <br /><small>Member # 9489</small> </font></td> <td width="82%"> <font size="1" face="Verdana, Arial"> <img src="https://californiafords.com/ubb/posticon.gif" border="0" alt=" - " /> posted <script language="JavaScript1.3" type="text/javascript"> document.writeln(timestamp(new Date(2010,9,23,16,56,0), dfrm, tfrm, 0, 0, 0, 0)); </script><hr /> </font> <font size="2" face="Verdana, Arial"> thanks for the help guys.<br /><br />i ended up cleaning out my IAC and now my idle is solid! cleaning it out also seems to have helped pick my acceleration <img border="0" alt="[burnout]" title="" src="graemlins/burnout.gif" /> <br /><br />here is a useful link for anyone else who wants to clean out their IAC<br /><br /><a href="http://www.muscularmustangs.com/iac.php" target="_blank">http://www.muscularmustangs.com/iac.php</a> <br /> </font> </td></tr> <tr bgcolor="#dedfdf"> <td valign="top" width="18%"> <font size="2" face="Verdana, Arial"> <b>fredfifty</b> <br /><small>Member # 10320</small> </font></td> <td width="82%"> <font size="1" face="Verdana, Arial"> <img src="https://californiafords.com/ubb/posticon.gif" border="0" alt=" - " /> posted <script language="JavaScript1.3" type="text/javascript"> document.writeln(timestamp(new Date(2010,9,23,19,10,0), dfrm, tfrm, 0, 0, 0, 0)); </script><hr /> </font> <font size="2" face="Verdana, Arial"> im gonna try that when i get home..thanks for the link. <br /> </font> </td></tr> </table></td></tr></table> <br /> <br />
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