OBD-II reference

All 9.533 generic OBD-II codes, explained in detail.

Causes, inspection steps and sources — a comprehensive DIY archive. Created and maintained with love for the detail. Good luck and have fun!

Powertrain generic / SAE

P2015

Intake Manifold Runner Position Sensor/Switch Range/Performance (Bank 1)

The IMRC position sensor on bank 1 reports a value, but it does not match the commanded flap state — for example, the flap is commanded closed yet the sensor still reads open. Common on engines where the connector pin clip wears out and the sensor reads erratic positions.

SystemPowertrain
Typegeneric / SAE
GroupP2
Range / number– / 15

Possible causes

  • Connector clip worn — intermittent contact high
  • Flap sticking due to carbon medium
  • Sensor element aged beyond calibration window low

Inspection / repair

  • Difficulty: medium
  • DIY: possible
  • Estimated cost: 60–500 €
  • Estimated time: 0.5–3 h
  • Component: imrc position sensor
  • Component: imrc actuator
  • MIL / check engine light
  • emissions-relevant
  • drive cycle required

Sources

References

How to read OBD-II codes

The first letter names the vehicle system, the second digit distinguishes generic from manufacturer-specific, the remaining digits group fault area and number.

PPowertrain: engine, transmission, emissions
BBody: chassis trim, comfort, interior
CChassis: suspension, brakes, steering
UNetwork: CAN, control modules, communication