Powertrain
generic / SAE
P200A
Intake Manifold Runner Performance (Bank 1)
The intake manifold runner control (IMRC) on bank 1 reports that flap movement does not match the commanded position within the allowed time window — either too slow, too short a stroke, or position feedback off-target.
SystemPowertrain
Typegeneric / SAE
GroupP2
Range / number– / 0A
Possible causes
- Carbon buildup restricts flap travel high
- Actuator weak or vacuum supply low medium
- Linkage worn — play between actuator and flap low
Inspection / repair
- Difficulty: medium
- DIY: possible
- Estimated cost: 50–600 €
- Estimated time: 0.5–3 h
- Component: intake manifold runner
- Component: imrc actuator
- Component: imrc position sensor
- MIL / check engine light
- emissions-relevant
Sources
References
sae:J2012