P201B Intake Manifold Runner Control Actuator Supply Voltage Low Bank 1

Intake Manifold Runner Control Actuator Supply Voltage Low Bank 1. The control module detected that the Intake Manifold Runner Control Actuator Supply voltage stayed below the expected range.

P201B is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.

If the fault logic lives in the ECU calibration, yes: our DTC Removal file service disables the specific fault entry. Checksum correction is not included: it is a separate, optional service. Not sure whether your case qualifies? Request a free assessment and our engineers will check your ECU file.