OBD Codes List

Diagnostic reference · P27D3

P27D3

Pressure Control Solenoid S Electrical

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

What it means

P27D3 means Pressure Control Solenoid S Electrical.

Where it lives

For P27D3, the description names the solenoid as the part involved.

Check these first

  • A failed pressure control solenoid S
  • An open or short in the pressure control solenoid S wiring
  • A corroded pressure control solenoid S connector
  • A failed pressure control solenoid S driver in the control module

What to do next

  1. Read pressure control solenoid S status on a scan tool
  2. Test the pressure control solenoid S coil resistance
  3. Test the pressure control solenoid S wiring for open and short faults
  4. Replace pressure control solenoid S if the circuit tests good
  5. Reprogram or replace the transmission control module if the solenoid circuit tests good
  6. Clear the code and retest

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Updated

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