The control module detected that the signal in the Intake Manifold Tuning Valve Control circuit stayed below the expected operating range.
Possible causes
- Wiring short to earth
- intake manifold air control solenoid
TuningBot DTC Database · v4.37.15
Generic (OBD-II) interpretation in the TuningBot DTC database.
The control module detected that the signal in the Intake Manifold Tuning Valve Control circuit stayed below the expected operating range.
Powertrain: engine, transmission and driveline systems.
Generic SAE-standard code: same meaning on every make.
Specific fault index within the subsystem.
Intake Manifold Tuning Valve Control Circuit Low (Bank 1). The control module detected that the signal in the Intake Manifold Tuning Valve Control circuit stayed below the expected operating range.
P0661 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.
Understand the system behind this code: Diagnostic Strategy and DTC Logic