OBD Codes List

Diagnostic reference · P2754

P2754

Transmission Fluid Cooler Control Circuit Low

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

What it means

P2754 means Transmission Fluid Cooler Control Circuit Low.

Check these first

  • A short to ground on the transmission fluid cooler control wire
  • An open in the transmission fluid cooler control circuit
  • A failed transmission fluid cooler control solenoid
  • A corroded transmission fluid cooler control connector

What to do next

  1. Read transmission fluid cooler control status on a scan tool
  2. Command the transmission fluid cooler control on and off
  3. Test the transmission fluid cooler control circuit for a short to ground
  4. Measure transmission fluid cooler control solenoid resistance
  5. Replace the transmission fluid cooler control solenoid if the circuit tests good
  6. Clear the code and retest

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Updated

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