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P0868high severityPowertrain

Transmission Fluid Pressure Low

on 2013 Subaru Tribeca 3.6L H6 · AWD

What this code means

The measured transmission fluid pressure is below the specified threshold. Low pressure often leads to slipping and internal component wear.

Symptoms

  • Transmission slipping
  • Delayed engagement
  • Overheating transmission

Common causes

  • Low fluid level
  • Internal leak or worn seals
  • Faulty oil pump
  • Clogged filter or valve body

Diagnostic steps

  1. Verify fluid level and quality
  2. Inspect for internal or external leaks
  3. Measure line pressure with gauge
  4. Inspect pump and valve body

Other Powertrain codes on this vehicle

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