Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSACURA2015ILX 2.0L ENG VIN 1REPAIR AND DIAGNOSISENGINE PERFORMANCEENGINE CONTROL SYSTEMSENGINE CONTROL SYSTEM / ENGINE MECHANICAL - SERVICE, TESTING AND TROUBLESHOOTING (EXCEPT HYBRID)SYMPTOM TROUBLESHOOTING INDEX FOR VIEWERCOLD FAST IDLE TOO HIGH (MIL WORKS OK, NO DTCS SET) (KA, KC MODELS K24Z7) (2013 2014 2015)
2015 Acura ILX 2.0L Eng VIN 1
Cold fast idle too high (MIL works OK, no DTCs set) (KA, KC models K24Z7) (2013 2014 2015)
2015 Acura ILX 2.0L Eng VIN 1SECTION Cold fast idle too high (MIL works OK, no DTCs set) (KA, KC models K24Z7) (2013 2014 2015)
Diagnostic procedure
Also check for
Intake air leaks
RENDER: 1.0x
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.