Error code

OBD2 P2019

OBD2P2019
Diagnostic Trouble Code· Standard OBD-II fault code read from the vehicle's onboard diagnostics.

What it means

Intake Manifold Runner Position Sensor/Switch Circuit.

Severity

moderateCan drive but may experience reduced performance.

Summary

Code P2019 indicates an issue with the intake manifold runner position sensor/switch circuit on bank 2 of the engine.

Symptoms

  • Check Engine Light is illuminated
  • Potential decrease in fuel efficiency

Common Causes

  • Damaged, burnt, shorted, disconnected, or corroded wiring and/or connectors
  • Blown fuses due to sticky or frozen runner flaps
  • Defective IMRC position switch
  • Failed PCM (rare)

Diagnosis

  1. Inspect and test the wiring and connectors for damage or corrosion.
  2. Check fuses related to the IMRC system.
  3. Test the IMRC position switch for proper operation.
  4. If electrical issues persist, consider mechanical inspection of runner flaps.

Fixes

  • Replace damaged wiring/connectors
  • Replace blown fuses and clean or replace sticky/frozen runner flaps
  • Replace defective IMRC position switch

FAQ

What does the P2019 code mean?

It indicates a malfunction in the intake manifold runner position sensor/switch circuit on bank 2 of the engine.

How do I diagnose this issue?

Start by inspecting wiring and connectors, checking fuses, testing the IMRC switch, and if necessary, examining mechanical components like runner flaps.

View source

Not affiliated with OBD2. Answer summarized from the manufacturer's manual linked above; consult that source for the authoritative procedure.

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