OBD Codes List

Diagnostic reference · P2809

P2809

Pressure Control Solenoid G Stuck On

System
Transmission (P code)
Lamp
Check Engine Light
Category
Powertrain - Transmission

What it means

P2809 means Pressure Control Solenoid G Stuck On.

Where it lives

For P2809, the part to look at first is the solenoid named here.

Check these first

  • A pressure control solenoid G that stays on when commanded off
  • Debris holding the pressure control solenoid G valve open
  • A failed pressure control solenoid G
  • A short to voltage on the pressure control solenoid G control wire

What to do next

  1. Read pressure control solenoid G status on a scan tool
  2. Command pressure control solenoid G off and watch the release pressure
  3. Check transmission fluid level and condition
  4. Test the pressure control solenoid G control wire for a short to voltage
  5. Replace pressure control solenoid G if it stays on when commanded
  6. Clear the code and retest

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Updated

Generic SAE J2012 definition. Last updated 2026-10-10.