Transmission Friction Element A Apply Time Range/Performance
The transmission control module measured an apply time for friction element A (clutch or band) outside the calibrated window. Indicates worn clutch material, low line pressure, or a degrading shift solenoid.
Affected components
- Transmission clutch pack
- Shift solenoid
- Tcm
Common causes
- High likelihood: Clutch pack worn
- Medium likelihood: Shift solenoid response degraded
- Medium likelihood: Line pressure too low
Possible 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
Diagnostic notes
- The malfunction indicator lamp may illuminate
- A drive cycle may be required after repair
- Reduced-power or limp mode may occur
Related codes
Sources
Diagnostic information is provided for reference only. Confirm the code with a compatible scan tool and follow the vehicle manufacturer's service procedures before replacing components.