What does code P1749 mean on Mazda vehicles?
The EPC solenoid control signal is lower than expected.
OBD-II Code Mazda
P1749 — Mazda — Electronic Pressure Control Solenoid Circuit Low
The EPC solenoid control signal is lower than expected.
Common symptoms
- Hard shifts
- abnormal line pressure
Possible causes
- Low voltage
- wiring issue
Initial recommendation
Check EPC solenoid wiring and power supply.
Safety notice
This information is for guidance only. Brand-specific codes may vary by model, year, engine, transmission and vehicle configuration. It does not replace a physical inspection or diagnosis by a qualified mechanic. If the vehicle is unsafe to operate, avoid driving it and seek professional inspection.
Analyze this code with MecaOBD
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