What is a OBD II code p1017?

OBD II code P1017 refers to an issue with the intake manifold runner control (IMRC) on vehicles equipped with variable intake systems. This code typically indicates a malfunction in the system that helps optimize engine performance by adjusting the intake air flow. Common causes may include a faulty IMRC actuator, a vacuum leak, or wiring issues. It often leads to reduced engine performance and may trigger the check engine light.