Intake Manifold Communication Control Circuit Malfunction
Table of contents
P1549 MERCURY Possible Causes
- Faulty Intake Manifold Temperature Valve
- Intake Manifold Temperature Valve harness is open or shorted
- Intake Manifold Temperature Valve circuit poor electrical connection
- Faulty Powertrain Control Module (PCM)
How do I fix code P1549 MERCURY?
Check the “Possible Causes” listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector’s pins.
Cost of diagnosing the P1549 MERCURY code
The cost of diagnosing the P1549 MERCURY code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle’s make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.
Possible Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
P1549 MERCURY Description
With the key ON or engine running, the Powertrain Control Module (PCM) detects a fault in the Intake Manifold Communication Control (IMCC) or ITV control circuit