P1747high severityPowertrain
Electronic Pressure Control Solenoid Short Circuit
on 2010 Ford Taurus 3.5L V6 EcoBoost · FWD
What this code means
The EPC solenoid has a short circuit. This causes incorrect line pressure in the transmission, leading to harsh shifting or slipping.
Symptoms
- Check Engine Light
- Very harsh shifts
- Transmission bang into gear
- Possible delayed engagement
- Limp mode
Common causes
- EPC solenoid wiring shorted
- Faulty EPC solenoid (internal short)
- Damaged transmission wiring harness
- Corroded connector
Diagnostic steps
- Test EPC solenoid resistance
- Check wiring for shorts to ground or power
- Inspect transmission connector
- Monitor line pressure
Repair notes
Replace EPC solenoid. Repair shorted wiring.
Other Powertrain codes on this vehicle
P0001
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P0002
Fuel Volume Regulator Control Circuit Range/Performance
P0003
Fuel Volume Regulator Control Circuit Low
P0004
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P0010
Intake Camshaft Position Actuator Circuit/Open Bank 1
P0011
Intake Camshaft Position Timing Over-Advanced Bank 1
P0012
Intake Camshaft Position Timing Over-Retarded Bank 1
P0013
Exhaust Camshaft Position Actuator Circuit/Open Bank 1
P0014
Exhaust Camshaft Position Timing Over-Advanced Bank 1
P0015
Exhaust Camshaft Position Timing Over-Retarded Bank 1