DTC P0109 Ford
Pressure Sensor Circuit
Pressure Sensor Circuit
Description
Open or short in pressure sensor circuit Refrigerant pressure on the high pressure line is extremely low (0.19 MPa (2.0 kgf cm2, 28 psi) or less) or extremely high (3.14 MPa (32.0 kgf cm2, 455 psi) or more).
Cause and Solution
A C pressure sensor Harness or connector between A C pressure sensor and A C amplifier A C amplifier Expansion valve (blocked, stuck) Condenser (blocked, deterioration of cooling capacity due to dirt) Cooler dryer (moisture in the refrigerant cycle cannot be absorbed) Cooling fan system (condenser cannot be cooled down) A C system (leaks, blocked)
Video Guide
Diagnostic Info
- DTC Code: P0109
- Brand: Ford