Powertrain
generic / SAE
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.
SystemPowertrain
Typegeneric / SAE
GroupP2
Range / number7 / 53
Possible causes
- Open coil in cooler control solenoid high
- Broken control wire medium
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
Inspection / repair
- Difficulty: medium
- DIY: shop recommended
- Estimated cost: 120–800 €
- Estimated time: 0.8–3 h
- Component: trans fluid cooler valve
- Component: cooler fan
- Component: wiring harness
- MIL / check engine light
Sources
References
sae:J2012