DTC P1516: Intake Manifold Runner Control (IMRC) Input Error (Bank 1)

2005 Ford Pickup F250 Super Duty, 2D Pickup, 5.4 5, 4WD, AutomaticSECTION DTC P1516: Intake Manifold Runner Control (IMRC) Input Error (Bank 1)
P1516 - INTAKE MANIFOLD RUNNER CONTROL (IMRC) INPUT ERROR (BANK 1)

Description:  The IMRC system is monitored for failure during continuous or key on engine off (KOEO) self-test. Each DTC distinguishes the corresponding failed bank for IMRC actuator assemblies with dual monitor switches. The test fails when the signal on the monitor pin is outside an expected calibrated range.
Possible Causes: 
  • Mechanical concern - bind, seize, damage, or obstruction of IMRC hardware
Diagnostic Aids:  An IMRCM PID reading at closed throttle that is less than VREF may indicate a fault.
An IMRCM PID reading near 1 volt or greater with an engine speed of at least 3, 000 RPM may indicate a fault.
Application  Key On Engine Off  Key On Engine Running  Continuous Memory 
All GO to HU: Intake Air Systems STEP HU14. - GO to HU: Intake Air Systems STEP HU14.
RENDER: 1.0x

NO RELATED

Recommended Tools & Savings

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Affiliate disclosure: We may earn a commission at no extra cost to you.

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.