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Diagnose/P0035
P0035Medium SeverityEngine

Turbo/Supercharger Bypass Valve Control Circuit High

What This Means

The turbocharger bypass valve control circuit voltage is higher than expected. This may indicate a short to power or an internal valve failure.

Common Symptoms

  • Boost pressure abnormal
  • Performance issues
  • Possible overboost
  • Check engine light on

Common Causes

  • Short to power in circuit
  • Failed bypass valve solenoid
  • Wiring damage
  • Connector issue
  • PCM output high

Estimated Repair Cost

$150 – $800
Parts and labor (varies by vehicle and location)
Difficulty:Moderate

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For informational purposes only. Diagnostic trouble codes are starting points for diagnosis, not definitive answers. Always consult a certified mechanic for proper diagnosis and repair. Estimated costs vary by vehicle, location, and shop rates.