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Ford Truck
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1997
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Expedition 4WD V8-5.4L SOHC VIN L
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Repair and Diagnosis
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Transmission and Drivetrain
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Sensors and Switches - Transmission and Drivetrain
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Sensors and Switches - A/T
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Overdrive Switch
Overdrive Switch
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Description and Operation
Testing and Inspection
Flow of Diagnosis
Symptom Related Diagnostic Procedures
Pinpoint Tests
Test A: Shift Interlock System Doesn't Release or Lock Properly
Test B: Shift Control Out of Proper Gear Relationship
Test C: Trans. Control Switch (TCS) Inoperative, DTC P1780
Test D: Trans. Control Indicator Lamp (TCIL) Doesn't Illuminate
Test E: Trans Control Indicator Lamp (TCIL) Stays Illuminated
Service and Repair
Diagrams
E40D Transmission
4R70W Transmission