Pressure Control Solenoid A Control Circuit High
Voltage at pressure control solenoid A driver above threshold, suggesting short to battery or open winding.
Affected components
- Pressure control solenoid a
- Wiring harness
Common causes
- High likelihood: Short to battery
- Low likelihood: Connector pins corroded - high contact resistance
- Low likelihood: Supply wire pinched against B+ source
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
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.