P2588 serious

Turbocharger Wastegate Position Sensor Circuit Low

The P2588 code means the vehicle's onboard diagnostic system has detected: Turbocharger Wastegate Position Sensor Circuit Low. This is a serious severity code.

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Keep driving?
Short distances only
DIY difficulty
hard
Estimated cost
$250 - $700 (parts and labor)
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Common Symptoms

  • Check Engine Light on
  • Engine in limp mode
  • Turbo boost severely limited
  • Poor acceleration response
  • Wastegate position unknown to PCM

Probable Causes (Ranked by Likelihood)

  • Open circuit to wastegate position sensor Very High
  • Failed wastegate position sensor High
  • Corroded ground for sensor circuit Moderate
  • Wastegate actuator seized Low

Step-by-Step Diagnostic Procedure

  1. Read freeze frame data and confirm P2588 is present

  2. Measure voltage at wastegate position sensor connector

  3. Check wiring continuity from sensor to PCM

  4. Test sensor ground circuit resistance

Frequently Asked Questions

What does P2588 mean?

P2588 indicates a problem with the turbocharger wastegate position sensor circuit low. The PCM has detected an issue that may affect turbocharger boost control and engine performance.

Can I drive with a P2588 code?

You can drive short distances, but expect reduced power and possible limp mode. Have it repaired soon to prevent turbo damage.

How much does it cost to fix P2588?

Repairs typically cost $250 - $700, depending on whether the issue is sensor, wiring, or actuator related.

Sources

This page is built from documented references. Verify against your own service info before repair work.

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