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Diagnose/P0869
P0869Medium SeverityTransmission

Transmission Fluid Level H Circuit High Input

What This Means

The transmission fluid level voltage is above maximum threshold. This sensor or switch provides important data to the transmission control module for proper shift management.

Common Symptoms

  • Shifting issues
  • Warning light on
  • Delayed engagement
  • Check engine light on

Common Causes

  • Faulty sensor or switch
  • Wiring damage
  • Fluid condition issue
  • Connector corrosion
  • TCM circuit failure

Estimated Repair Cost

$100 – $700
Parts and labor (varies by vehicle and location)
Difficulty:Moderate

Need This Fixed?

Find certified mechanics near you who can diagnose and repair P0869.

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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.