E 450 V8-5.4L (2009)
Pressure Regulating Solenoid: Testing and Inspection
4R70E/4R75E
Pinpoint Tests - OSC Equipped Vehicle
Any time an electrical connector or solenoid body is disconnected, inspect the connector for pin condition, corrosion and contamination. Also inspect the
connector seal for damage. Clean, repair or install a new component as required.
Shift Solenoids Pre-Diagnosis
Use the following shift solenoid operation information when carrying out Pinpoint Test A. See: Transmission Control Systems/Testing and
Inspection/Pinpoint Tests/4R70E/4R75E/Pinpoint Tests - OSC Equipped Vehicle/Pinpoint Test A: Shift And TCC Solenoids
