Faulty torque converter clutch pressure control solenoid, often due to internal coil degradation or contamination; Damaged or corroded wiring and connectors between the transmission solenoid and the powertrain control module; Restricted or contaminated transmission fluid causing solenoid performance to fall outside the expected range; Sticking or worn valve body bore that prevents the solenoid from controlling pressure accurately; Failed transmission control module or powertrain control module driver circuit, though this is less common; Low transmission fluid level or incorrect fluid type affecting hydraulic response

DTC codes / P27xx · Transmission / P2762

P2762Torque Converter Clutch Pressure Control Solenoid Control Circuit Range/Performance

P2762 indicates that the powertrain control module has detected an out-of-range or performance fault in the electrical circuit that controls the torque converter clutch pressure control solenoid. The computer monitors the solenoid's command signal and expected hydraulic response, and it sets this code when the circuit's voltage, current, or resulting pressure does not match the commanded value within a calibrated window.

SystemPowertrain

Code typeGeneric (all makes)

SeverityMedium

Fix difficultyProfessional

AreaTransmission

Symptoms you may notice

Illumination of the check engine light, often with no other noticeable symptoms
Harsh or delayed engagement of the torque converter clutch, felt as a shudder or clunk during light acceleration
The torque converter clutch may fail to engage at all, causing higher engine rpm at highway speeds and reduced fuel economy
Transmission may enter limp mode with harsh shifting or a stuck gear
Intermittent shudder or vibration that appears and disappears during steady-speed driving

Common causes, most likely first

Faulty torque converter clutch pressure control solenoid, often due to internal coil degradation or contamination
Damaged or corroded wiring and connectors between the transmission solenoid and the powertrain control module
Restricted or contaminated transmission fluid causing solenoid performance to fall outside the expected range
Sticking or worn valve body bore that prevents the solenoid from controlling pressure accurately
Failed transmission control module or powertrain control module driver circuit, though this is less common
Low transmission fluid level or incorrect fluid type affecting hydraulic response

How to diagnose and fix it

Verify transmission fluid level and condition, and check for any service bulletins or software updates for the transmission control module
Perform a visual inspection of the solenoid wiring harness and connectors for chafing, corrosion, or loose pins
Use a scan tool to command the torque converter clutch solenoid and observe circuit voltage and current against manufacturer specifications
Measure solenoid resistance and compare to the factory range, and check for shorts to ground or power
If electrical checks pass, remove the transmission pan and inspect the solenoid and valve body for debris or sticking valves
Replace the torque converter clutch pressure control solenoid if resistance or performance testing indicates a fault
Clear the code and perform a relearn or adaptation drive cycle, then verify the repair with a road test

Why P2762 Is Often a Fluid Problem

Contaminated or degraded transmission fluid is a frequent root cause because it restricts solenoid movement and alters hydraulic response, so a fluid service often resolves the code before any parts are replaced.
A sticking valve body bore can mimic a failed solenoid, so technicians who replace the solenoid without inspecting the bore often see the code return within a few hundred miles.
Intermittent wiring faults at the transmission connector are easily missed because the code may only set during certain temperature or vibration conditions, so wiggle tests and live data monitoring are essential.
Some vehicles set P2762 when the torque converter clutch is commanded but the engine speed drop does not match expectations, which can be caused by a worn torque converter rather than the solenoid circuit itself.
A low battery or charging system fault can cause erratic solenoid control and set this code, so checking system voltage before condemning the transmission is a smart first step.

Can I keep driving with P2762?

You can usually drive the vehicle with P2762, but avoid heavy acceleration and highway speeds that force torque converter clutch engagement until the fault is repaired. Prolonged driving with a failed solenoid can cause transmission overheating and more expensive damage, so schedule diagnosis soon.

Tools that help

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Guidance is general and written for all OBD-II vehicles. Exact tests and values vary by model, so confirm the fault before replacing parts.