Powertrain
generic / SAE
P2020
Intake Manifold Runner Position Sensor/Switch Circuit Low (Bank 2)
The IMRC position sensor on bank 2 reports a voltage below the lower threshold — typically a short to ground or a sensor with very low resistance.
SystemPowertrain
Typegeneric / SAE
GroupP2
Range / number– / 20
Possible causes
- Signal shorted to ground high
- Sensor element shorted medium
- Connector pins corroded - high contact resistance low
Inspection / repair
- Difficulty: medium
- DIY: possible
- Estimated cost: 80–400 €
- Estimated time: 0.5–2 h
- Component: imrc position sensor b2
- Component: imrc wiring
- MIL / check engine light
- emissions-relevant
- drive cycle required
Sources
References
sae:J2012