P201E
Intake Manifold Runner Control Actuator Internal Performance (Bank 2)
Internal self-diagnostics of the IMRC actuator on bank 2 report an off-spec condition — driver stage, position-feedback or thermal limit no longer matches the calibrated profile.
- Check engine light: Yes
- Emissions related: Yes
- Repair difficulty: medium
Common causes
Ordered by how often each turns out to be the cause.
- Internal actuator faultCommon
Parts involved
- IMRC Actuator
P201E is a generic OBD-II code defined by SAE J2012. Exact wording and diagnostic procedure vary by manufacturer and model. Code definitions are drawn from the public-domain OBDex dataset; the workshop notes are our own.