Ford P1549: Intake Manifold Communication Control Circuit Malfunction
Is your scanner showing Ford P1549?
No worries. We'll show you what it means and how to deal with it.
Ford P1549: Intake Manifold Communication Control Circuit Malfunction
OVERVIEWWhat Does The Ford P1549 Code Mean?
Visually inspect throttle linkage and lever movement. Manually open and close IMRC plate at the manifold. Check for any mechanical concerns.
What Are The Potential Causes Of The Ford P1549 Code?
- IMTV circuit is open or shorted to ground
- IMTV power circuit (VPWR) is open
- IMTV assembly is damaged or it has failed
- PCM has failed
Recommended Parts
Below are some recommended auto parts to help you address the trouble code affecting your vehicle and get it running smoothly again:
>>> WORKPRO 582-piece Crimp Terminals, Wire Connectors, Heat Shrink Tube, Electrical Repair Kit
>>> Cardone 78-4937 Remanufactured Ford Engine Control Module (ECM) / Computer (Renewed)
>>> Dorman 911-998 Engine Intake Manifold Runner Control Valve
Note: During the purchasing process, please check carefully whether the part you want to buy fits your car!
Reference Sources
2007 Powertrain Control Emissions Diagnosis On Board Diagnosis – Sections 4: Powertrain DTC Charts and Descriptions, P1549, page 117.
