Section 73 (Automatic Transmission - Diagnosis - 4R100)
WARNING: This page does not describe the selected car, but rather 9 other vehicles, including the 2002 Lincoln Navigator, 2002 Ford Expedition, 2001 Lincoln Navigator, 2001 Ford RV Cutaway, and 2001 Ford Pickup. However, it is still accessible from the selected car via links, so may be relevant.
- Application
- Identification
- Description & Operation
- Introduction
- Electronic Control System
- Input Devices
- Accelerator Pedal Position Sensor (7.3L DI Turbo Diesel Only)
- Air Conditioning Clutch Switch
- Rear Anti-Lock Brake Speed Sensor
- Barometric Pressure Sensor (7.3L DI Turbo Diesel Only)
- Brake Pedal Position Switch
- Camshaft Position Sensor (7.3L DI Turbo Diesel Only)
- Digital Transmission Range Sensor
- Profile Ignition Pick-Up
- 4WD Low Switch
- Intake Air Temperature Sensor
- Mass Airflow Sensor
- Manifold Absolute Pressure Sensor (Gasoline Engines)
- Output Shaft Speed Sensor
- Throttle Position Sensor
- Transmission Control Switch Or Transmission Control Indicator Lamp
- Transmission Fluid Temperature Sensor
- Turbine Shaft Speed Sensor
- Output Devices
- Shift Interlock System
- Component Locations
- Programming
- Trouble Shooting
- Notes
- Preliminary Inspection
- Symptom Diagnosis (Electronic)
- Notes
- Harsh Forward Engagement
- Harsh Reverse Engagement
- Harsh Forward & Reverse Engagement
- Some Or All Shifts Missing
- Some Or All Shifts Early Or Late
- Erratic Or Hunting Shifts
- Soft Or Slipping Shifts
- Harsh Shifts
- No 1st Gear In Drive, Engages In Higher Gear
- No Manual 1st Gear
- No Manual 2nd Gear
- No 1-2, 2-3 Or 3-4 Upshift In "D" Position
- No 4-3 Or 2-1 Downshift
- No 3-2 Downshift
- No Torque Converter Clutch Engagement
- Torque Converter Clutch Always Engaged
- Torque Converter Clutch Cycling Or Shuddering
- Poor Vehicle Performance
- Incorrect Gear Ratio In "D", "2" Or "1" Positions
- Engine Will Not Crank
- Transmission Overheating
- No Engine Braking With O/D Cancelled, Manual "1" & "2" Have Engine Braking
- TCIL Always On With Engine Running & No DTCs
- TCIL Is Never On
- Symptom Diagnosis (Mechanical)
- No Forward Gears
- No Reverse Gears
- Harsh Reverse
- Harsh Forward
- Delayed/Soft Reverse
- Delayed/Soft Forward
- No Forward & No Reverse
- Harsh Forward & Reverse
- Delayed/Soft Forward & Reverse Engagement
- No Shifts
- Early/Late Shift Timing
- Erratic Or Hunting Shift Timing
- Soft Or Slipping Shift Feel
- Harsh Shift Feel
- No 1st Gear, Engages In Higher Gear
- No Low Gear (Manual 1st)
- No 2nd Gear (Manual 2nd)
- No 1-2 Shift
- No 2-3 Shift
- No 3-4 Shift
- No 4-3 Shift
- No 3rd To 2nd Shift
- No 2-1 Shift
- Soft/Slipping 1-2 Shift
- Soft/Slipping 2-3 Shift
- Soft/Slipping 3-4 Shift
- Soft/Slipping Downshifts
- Harsh 1-2 Shift
- Harsh 2-3 Shift
- Harsh 3-4 Shift
- Harsh 4-3 Shift
- Harsh 3-2 Shift
- Harsh 2-1 Shift
- No Torque Converter Clutch Application
- Torque Converter Clutch Always Applied (Stalls Vehicle In Drive & Manual 2nd Gear Only)
- Torque Converter Clutch Cycling/Shudder/Chatter
- No Park Range
- Transmission Overheating
- No Engine Braking In Manual 2nd Gear
- No Engine Braking In Manual 1st Gear
- No Engine Braking With Overdrive Switch Cancelled (Manual 1st & Manual 2nd Have Engine Braking)
- Fluid Venting/Foaming
- Clutch & Band Applications
- Performance Tests
- Self-Diagnostic System
- Diagnostic Procedure
- Retrieving Diagnostic Trouble Codes (Quick Test)
- Diagnostic Trouble Code Definitions
- Clearing Diagnostic Trouble Codes
- Scan Tool Unable To Communicate
- Output State Control Modes
- Additional System Functions
- Torque CONVERTOR Engagement Test
- Transmission Drive Cycle Test
- Transmission Solenoid Cycling & Drive Test (Dynamic Test)
- Diagnostic Tests
- Notes
- How To Use Diagnostic Tests
- P0705
- P0708
- P1702
- P1704
- P1705
- P0712
- P0713
- P1713
- P1718
- P1783
- P0740
- P0743
- P1746
- P1747
- P1760
- P0715
- P0717
- P0718
- P0720
- P0721
- P0722
- P1754
- P1636
- P1714
- P1715
- P1740
- P1780
- P1729
- P1781
- P0237
- P0741
- P1000
- P1111
- P1124
- P1703
- P1711
- P1744
- P0731
- P0732
- P0733
- P0750 & P0753
- P0755 & P0758
- P0781
- P0782
- P0783
- Testing
- Test A: Shift Solenoid Electrical Circuit
- Test B: Transmission Fluid Temperature Electrical Circuit
- Test C: Torque Converter Clutch Electrical Circuit
- Test D: Digital Transmission Range Sensor
- Test E: Electronic Pressure Control Solenoid
- Test F: Turbine Shaft Speed & Output Shaft Speed Sensors
- Test G: Coast Clutch Solenoid
- Test H: Solenoid Mechanical Failure
- Test Tb: Transmission Control Switch & Transmission Control Indicator Lamp
- Test TG: 4WD Low (4X4L) Range
- Removal & Installation
- Torque Specifications
- Connector Identification
- Wiring Diagrams