OBD-II code · Powertrain (generic, extended)

P2753 Transmission Fluid Cooler Control Circuit / Open

The controller cannot drive the transmission fluid cooler control valve or fan. Active cooling cannot be commanded so transmission fluid temperature can rise during heavy use.

Is it safe to drive with P2753?

Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.

Common causes

  • Most likelyOpen coil in cooler control solenoid
  • PossibleBroken control wire

Symptoms

  • Check engine or transmission warning light on
  • Harsh, delayed, or missing shifts
  • Possible limp mode (locked in one gear)
  • Slipping or shuddering during gear changes

Repair at a glance

Difficulty
Medium
DIY friendly
Best left to a mechanic
Typical labour
0.8–3 h
Emissions test
Usually unaffected
Parts involved
Trans Fluid Cooler Valve, Cooler Fan, Wiring Harness

Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.