Line Pressure Diagnosis Chart
WARNING: This page is about a different car, the 2014 Lincoln MKX and 2014 Ford Edge. However, it is still accessible from the selected car via links, so may be relevant.
| Test Results | Possible Source |
|---|---|
| HIGH at IDLE - ALL RANGES | Wiring Harnesses, LPC Solenoid, Main Regulator Valve |
| LOW at IDLE - ALL RANGES | Low Fluid Level, Fluid Inlet Filter/Seal, Main Control Body, Cross Leaks, Gaskets, Pump, Separator Plate |
| LOW in Park ONLY | Valve Body |
| LOW in Reverse ONLY | Separator Plate, Reverse Clutch, Valve Body, Forward Clutch |
| LOW in Neutral ONLY | Valve Body |
| LOW in Drive with O/D ONLY | Forward Clutch, Valve Body |
| LOW in Manual Low ONLY | Forward Clutch, Valve Body |