Possible causes – Electronic Throttle Control System (ETCS).– Air induction system – PCV hose connection Tech notes Before replacing any parts, try adjust engine idle first. When is the code detected? The ECM regulates the idle speed by opening and
Possible causes – Electronic Throttle Control System (ETCS).– Air induction system– PCV hose connection When is the code detected? The ECM regulates the idle speed by opening and closing the throttle valve using the ETCS. The ECM concludes that the
Possible causes – Electronic Throttle Control System (ETCS).– Air induction system– PCV hose connection Tech notes The is a factory service bulletin for the following Toyota vehicles: 2005 and 2009 Toyota Avalon2007 and 2010 Toyota Camry2008 and 2009 Toyota Highlander2006
Possible causes – Faulty Idle Control System motor– Idle Control System motor harness is open or shorted– Idle Control System motor circuit poor electrical connection– Faulty Powertrain or Engine Control Module– Vaccum leaks or damaged hoses or improper routing Symptoms
Possible causes – Faulty Idle Control System motor– Idle Control System motor harness is open or shorted– Idle Control System motor circuit poor electrical connection– Faulty Powertrain or Engine Control Module– Vaccum leaks or damaged hoses or improper routing Symptoms
Possible causes – Faulty Idle Control System motor– Idle Control System motor harness is open or shorted– Idle Control System motor circuit poor electrical connection– Faulty Powertrain or Engine Control Module– Vaccum leaks or damaged hoses or improper routing Symptoms
Possible causes – IACV-AAC valve harness is open or shorted– IACV-AAC valve poor electrical connection – Faulty IACV-AAC valve When is the code detected? The P0505 code is set when the IACV-AAC valve does not operate properly. Symptoms – Engine
Possible causes – IACV-AAC valve harness is open or shorted– IACV-AAC valve poor electrical connection– Faulty IACV-AAC valve Tech notes The problem is very common with Honda Civic and Honda Accord vehicles, and adjusting the engine idle speed usually takes
Possible causes – IACV-AAC valve harness is open or shorted– IACV-AAC valve poor electrical connection– Faulty IACV-AAC valve Tech notes There is a factory service bulletin for the following Lincoln Models: 2005-2007 Town Car2006 Mark LTLincoln Factory Service Bulletin OBDII
Possible causes – IACV-AAC valve harness is open or shorted– IACV-AAC valve poor electrical connection– Faulty IACV-AAC valve Tech notes There is a factory service bulletin for the following Ford Models: 2005-2007 Ford Crown Victoria2006 Ford Mustang, Mustang2004-2006 Ford F-1502005-2006
Possible causes – IACV-AAC valve harness is open or shorted– IACV-AAC valve poor electrical connection– Faulty IACV-AAC valve When is the code detected? The P0505 code is set when the IACV-AAC valve does not operate properly. Symptoms – Engine Light
Possible causes – IACV-AAC valve harness is open or shorted– IACV-AAC valve poor electrical connection– Faulty IACV-AAC valve Tech notes There is a factory service bulletin for the following Mercury Models: 2005-2007 Grand Marquis2006-2007 MountaineerMercury Factory Service Bulletin OBDII Code
Possible causes – Idle Air Control valve harness is open or shorted– Idle Air Control valve poor electrical connection– Faulty Idle Air Control valve Symptoms – Engine Light ON (or Service Engine Soon Warning Light)– Engine hard to start– Rough
Possible causes – Improper idle speed– The IACV-AAC valve harness is open or shorted– The IACV-AAC valve circuit poor electrical connection– Faulty IACV-AAC valve– Faulty Engine Control Module (ECM) Tech notes P0505 Ecm IAC issue 2000 & 2001 I30 Part
Possible causes – Improper idle speed– The IACV-AAC valve harness is open or shorted– The IACV-AAC valve circuit poor electrical connection– Faulty IACV-AAC valve– Faulty Engine Control Module (ECM) Tech notes P0505 Ecm IAC issue 2000 & 2001 I30 Part
Possible causes – Improper idle speed– The IACV-AAC valve harness is open or shorted– The IACV-AAC valve circuit poor electrical connection– Faulty IACV-AAC valve– Faulty Engine Control Module (ECM) Tech notes P0505 Ecm IAC issue 2000 & 2001 I30 Part
Possible causes – Improper idle speed– The IACV-AAC valve harness is open or shorted– The IACV-AAC valve circuit poor electrical connection– Faulty IACV-AAC valve– Faulty Engine Control Module (ECM) Tech notes There is a factory service bulletin for the following
Possible causes – Large vacuum leak– Blocked air intake or exhaust system– Throttle body damage– Engine mechanical condition Tech notes Before replacing any parts, try adjust engine idle first. Symptoms – Engine Light ON (or Service Engine Soon Warning Light)–