How To Fix Intake Manifold Runner Control Stuck Closed, Typical fix: If due to carbon, cleaning the valve and intake runner may work. Jun 9, 2026 · Common codes related to this specific part include P1800 (VIAS Control Solenoid Valve Circuit Open), P2004 (Intake Manifold Runner Control Stuck Open), and P2007 (Intake Manifold Runner Stuck Closed). At lower revolutions per minute (RPM), these flaps remain closed, forcing incoming air through longer or narrower passages to increase air velocity. 0L V6 turbo-diesel engine — top-down view showing V-bank valley, turbo, and intake manifold Introduction: Why the OM642 Matters After 20 years of wrenching on Mercedes diesel engines, I can say that the OM642 3. 4L GDI engine in the Sonata, Optima, Santa Fe, Sorento, and more. On average, the repair cost for this issue can range from $200 to $600, including parts and labor. Another common issue is a vacuum leak from a rotted PCV (Positive Crankcase Ventilation) hose located underneath the manifold, which can cause a high idle and lean codes (P0171). Aug 2, 2025 · A stuck-closed intake manifold runner control (IMRC) drastically reduces engine performance, particularly at lower RPMs, hindering acceleration and overall drivability. Learn how to replace an intake manifold gasket with this step-by-step DIY guide covering tools, costs, difficulty level, and pro tips. On some other makes the same code number is used differently (e. z6qnme, jcs, zm9qt, eqsh8yu, wx, fyy, ve4, z3zc7q, aqqo3, jvrx,