P1749
Electronic Pressure Control Solenoid Failed Low Conditions
Severity
⚠️ MediumCan you drive?
Yes, but get it checked soon
Approx. repair cost
$28–83 (est.)
Symptoms
- Hard or slow gear shifting
- The gearbox goes into emergency mode
- The Check Engine light comes on
- Reduced transmission efficiency
- Jerks when shifting gears
Causes
- Faulty pressure control solenoid
- Damaged or broken solenoid circuit
- Short circuit in wiring
- Transmission control unit malfunction
- Insufficient transmission fluid
How to Fix
- Check the level and condition of the transmission fluid
- Diagnose resistance and continuity of the solenoid circuit
- Check wiring harness and connectors for damage
- Replace faulty pressure control solenoid
- If necessary, reset transmission adaptations