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

P2D32

Intake Manifold Tuning Valve Control Circuit Driver Current/Temperature Too High Bank 1

The output driver for the intake manifold tuning valve actuator on bank 1 reports current or junction temperature above its protection threshold.

SystemPowertrain
Typegeneric / SAE
GroupP2
Range / numberD / 32

Possible causes

  • Tuning valve actuator jammed high
  • Control wire shorted to ground medium

Inspection / repair

  • Difficulty: medium
  • DIY: shop recommended
  • Estimated cost: 200–1200 €
  • Estimated time: 1–5 h
  • Component: intake manifold tuning valve b1
  • Component: ecm
  • MIL / check engine light
  • emissions-relevant
  • limp mode possible

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