P2589 serious

Turbocharger Wastegate Position Sensor Circuit High

The P2589 code means the vehicle's onboard diagnostic system has detected: Turbocharger Wastegate Position Sensor Circuit High. 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
  • False wastegate position reading
  • Erratic boost control
  • Engine power reduced
  • Possible overboost protection activated

Probable Causes (Ranked by Likelihood)

  • Short to voltage in wastegate position sensor circuit Very High
  • Defective wastegate position sensor High
  • Heat-damaged wiring near turbo/exhaust Moderate
  • PCM input circuit fault Low

Step-by-Step Diagnostic Procedure

  1. Read freeze frame data and confirm P2589 is stored

  2. Measure wastegate position sensor signal voltage

  3. Inspect wiring near exhaust manifold for heat damage

  4. Disconnect sensor and verify voltage drops

Frequently Asked Questions

What does P2589 mean?

P2589 indicates a problem with the turbocharger wastegate position sensor circuit high. The PCM has detected an issue that may affect turbocharger boost control and engine performance.

Can I drive with a P2589 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 P2589?

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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