P2071
Intake Manifold Tuning (IMT) Valve Stuck Closed (Bank 1)
Intake Manifold Tuning (IMT) Valve Stuck Closed (Bank 1): the control module has detected this fault condition.
- Check engine light: Yes
- Emissions related: Yes
- Repair difficulty: medium
Common causes
Ordered by how often each turns out to be the cause.
- Carbon buildupCommon
- Carbon or debris buildup preventing free movementLess likely
- Component wear with age - mechanical playLess likely
Parts involved
- Imt Valve
- Imt Actuator
P2071 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.