Automatic Transmission - Diagnosis - 4R70W
- Application
- Identification
- Description & Operation
- Introduction
- Electronic Control System
- Powertrain Control Module
- Input Sensors
- Notes
- Air Conditioning Clutch Switch
- Anti-Lock Brake Speed Sensor
- Brake Pedal Position Switch
- Digital Transmission Range Sensor
- Electronic Ignition
- Engine Coolant Temperature Sensor
- Intake Air Temperature Sensor
- Mass Airflow Sensor
- Output Shaft Speed Sensor
- Programmable Speedometer/Odometer Module
- Throttle Position Sensor
- Transmission Control Switch/Transmission Control Indicator Light
- Transmission Fluid Temperature Sensor
- Vehicle Speed Sensor
- Output Devices
- Shift Interlock System
- Component Locations
- Programming
- Trouble Shooting
- Preliminary Inspection
- Symptom Diagnosis (Electronic)
- Harsh Forward Engagement Only
- Harsh Reverse Engagement Only
- 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 Or 2nd Gear
- No 1-2, 2-3 Or 3-4 Upshift In "D" Position
- No 4-3, 3-2 Or 2-1 Downshift In "D" Position
- No TCC Engagement
- TCC Always Engaged
- TCC Cycling, Shuddering Or Chattering
- Poor Vehicle Performance
- Engine Will Not Crank
- Symptom Diagnosis (Mechanical)
- Notes
- No Forward Gears
- No Reverse
- Harsh Reverse Engagement
- Harsh Forward Engagement
- Delayed/Soft Reverse Engagement
- Delayed/Soft Forward Engagement
- Some Or All Shifts Missing
- Early/Late Shift Speeds
- Erratic/Hunting Shifting
- Soft/Slipping Shift Feel
- Harsh Shift Feel
- No 1st Gear In Drive, Engages In Higher Gear
- No Manual Low Gear
- No Manual 2nd Gear
- No 1-2 Shift In "D" Position
- No 2-3 Shift In "D" Position
- No 3-4 Shift In "D" Position
- No 4-3 Downshift In "D" Position
- No 3-2 Downshift In "D" Position
- No 2-1 Downshift In "D" Position
- No Torque Converter Clutch Application
- Torque Converter Clutch Always Applied
- Torque Converter Clutch Cycling/Shudder/Chatter
- No Engine Braking In 2nd Gear, Manual 2nd Or 1st Gear
- Poor Vehicle Performance
- Transmission Overheating
- Clutch & Band Applications
- Performance Tests
- Self-Diagnostic System
- Diagnostic Tests
- Symptom Tests
- Removal & Installation
- Wiring Diagrams