Question 1

What does P2004 mean?

Accepted Answer

P2004 - Intake Manifold Runner Control Stuck Open (Bank 1). The intake manifold runner control (IMRC) valve is stuck in the open position.

Question 2

What are the symptoms of P2004?

Accepted Answer

Check engine light, Slightly reduced low-RPM torque, May not notice any symptoms

Question 3

What causes P2004?

Accepted Answer

Failed IMRC actuator, Broken linkage, Carbon buildup on runner plates, Wiring issue, Vacuum leak to actuator

Question 4

How much does it cost to fix P2004?

Accepted Answer

Typical repair cost: $100-$600. On Ford, IMRC actuators are a known failure point. Clean the intake manifold runner plates — carbon buildup can prevent them from closing.

P2004 — Intake Manifold Runner Control Stuck Open (Bank 1)

Don't guess — diagnose P2004 the right way

Common symptoms of P2004

Common causes of P2004

Repair cost & difficulty

Vehicles commonly affected

Related trouble codes