Powertrain
generic / SAE
P2070
Intake Manifold Tuning (IMT) Valve Stuck Open (Bank 1)
The intake-manifold tuning (IMT) valve on bank 2 is mechanically stuck open — long-runner mode is unavailable, breathing characteristic is wrong at low rpm.
SystemPowertrain
Typegeneric / SAE
GroupP2
Range / number– / 70
Possible causes
- Carbon buildup high
- Carbon or debris buildup preventing free movement low
- Component wear with age - mechanical play low
Inspection / repair
- Difficulty: medium
- DIY: possible
- Estimated cost: 80–700 €
- Estimated time: 0.7–3 h
- Component: imt valve
- Component: imt actuator
- MIL / check engine light
- emissions-relevant
Sources
References
sae:J2012