1. Introduction and Safety Information
This manual provides detailed instructions for the proper repair and maintenance of the Toyota 2-Speed Toyoglide automatic transmission. It is intended for qualified service technicians. Adherence to these procedures is crucial for ensuring the safety and reliability of the transmission.
1.1 Safety Precautions
- Always wear appropriate personal protective equipment (PPE), including safety glasses and gloves.
- Ensure the vehicle is properly supported on jack stands or a lift before beginning any work.
- Disconnect the battery before performing electrical work.
- Be aware of hot surfaces and fluids. Allow components to cool before handling.
- Use only specified tools and genuine Toyota replacement parts.
- Dispose of fluids and waste materials according to local environmental regulations.
2. General Specifications and Service Data
This section outlines the key specifications and service data for the Toyota 2-Speed Toyoglide transmission. Refer to these values during inspection, repair, and assembly.
| Component/Parameter | Specification | Unit |
|---|---|---|
| Transmission Type | 2-Speed Automatic | N/A |
| Fluid Type | Toyota Type T-II (or equivalent) | N/A |
| Fluid Capacity (Drain & Refill) | Refer to vehicle service manual | Liters |
| Clutch Pack Clearance | 0.8 - 1.2 | mm |
| Torque Converter Stall Speed | Refer to vehicle service manual | RPM |
Note: Specific values may vary slightly depending on the exact vehicle model and year. Always consult the vehicle's primary service manual for precise figures.
3. Disassembly Procedures
This section details the systematic disassembly of the 2-Speed Toyoglide transmission. Follow these steps carefully to avoid damage to components.
3.1 Transmission Removal
- Drain transmission fluid.
- Disconnect propeller shaft.
- Remove torque converter bolts.
- Support transmission and remove mounting bolts.
- Carefully lower transmission from vehicle.
3.2 Component Disassembly
Once the transmission is removed, proceed with disassembling internal components. Keep all parts organized and note their original positions.
- Remove oil pan and filter.
- Remove valve body assembly.
- Disassemble clutch packs and planetary gear sets.
- Inspect all seals, gaskets, and O-rings for wear.
4. Inspection and Repair
Thoroughly inspect all components for wear, damage, or signs of overheating. Replace any parts that do not meet specifications.
4.1 Clutch and Band Inspection
Check friction plates for burning or excessive wear. Measure clutch pack clearances and adjust as necessary. Inspect brake bands for wear and proper engagement.
4.2 Gear Train and Bearings
Examine planetary gears for chipped teeth or pitting. Inspect bearings and bushings for excessive play or scoring. Replace worn components.
4.3 Valve Body and Pump
Clean the valve body thoroughly and inspect for sticking valves or worn bores. Check the oil pump for scoring or damage to the gears/rotors.
5. Assembly Procedures
Assemble the transmission in the reverse order of disassembly, paying close attention to torque specifications and proper component alignment.
5.1 Component Assembly
- Install new seals, gaskets, and O-rings.
- Lubricate all moving parts with clean transmission fluid during assembly.
- Ensure all snap rings and retaining clips are correctly seated.
- Torque all fasteners to the specified values.
5.2 Transmission Installation
Install the transmission back into the vehicle, ensuring proper alignment with the engine and torque converter.
- Mount transmission to engine block.
- Install torque converter bolts.
- Connect propeller shaft.
- Refill with specified transmission fluid.
- Perform initial fluid level check and road test.
6. Troubleshooting Guide
This section provides a guide to diagnose common issues encountered with the Toyota 2-Speed Toyoglide transmission.
| Symptom | Possible Cause | Corrective Action |
|---|---|---|
| No Drive in Any Gear | Low fluid level, clogged filter, faulty pump, severe internal damage | Check fluid, inspect filter, diagnose pump, internal overhaul |
| Delayed Engagement | Low fluid pressure, worn clutch seals, sticking valve | Check fluid pressure, inspect seals, clean valve body |
| Slipping | Worn clutch plates, low fluid pressure, faulty governor | Inspect clutch packs, check fluid pressure, diagnose governor |
| Harsh Shifting | High line pressure, sticking valve, worn accumulator piston | Check line pressure, clean valve body, inspect accumulator |
7. Warranty Information
This repair manual itself does not carry a product warranty. For warranty information regarding genuine Toyota replacement parts, please refer to the official Toyota parts warranty documentation provided at the time of purchase or consult an authorized Toyota dealer.
8. Customer Support
For further technical assistance or inquiries regarding the Toyota 2-Speed Toyoglide transmission, please contact an authorized Toyota service center or refer to the official Toyota service information portal. This manual is a historical document and direct support from the original publisher may no longer be available.
Toyota Motor Corporation
Official Toyota Owners Resources
