Detroit DT12 Transmission Service Repair Manual
$64.99
Covers: Detroit DT12 Automated Manual Transmission
Pages: 654
Format: PDF
File size: 393mb
Compatibility: Windows/Mac/Tablet
Notes: Bookmarked, searchable, printable, instant download
This downloadable manual contains common service, repair and troubleshooting procedures for Detroit DT12 transmissions. Detailed photos and illustrations, specifications, technical data and step-by-step procedures are included in the manual. View the PDF manual on your computer/tablet or print off pages as needed.
Dated March 2020.
Topics:
- Introduction
- TCM
- Electronic Features
- Communication Protocols
- Transmission Special Requirements
- TCM Wiring Harness
- Parameter Lists
- DT12 Gear Ratios
- External Component Repair
- Air Pressure Sensor
- Countershaft Speed Sensor
- Oil Breather Vent
- Oil Plug Repair
- Oil Pump Cover
- Oil Screen
- Oil Temperature Sensor
- Output Shaft Seal
- Output Shaft Speed Sensor
- PTO
- Shift Actuator Seal
- Range Cylinder
- Range Position Sensor
- Speedometer Tone Ring
- TCM
- Shift Controller
- Wire Harness (Cascadia 125)
- Wire Harness (Western Star 5700)
- Yoke
- Disassembly/Reassembly for Base Transmission
- Programming After Complete Transmission Replacement
- Programming After TCM/AMT Replacement Only
- DT12 Learning Matrix
- Internal Component Repair
- Clutch Position Sensor
- Clutch Actuator Assembly
- Counter Shaft Brake Valve
- Counter Shaft Brake Piston Seals
- Input Shaft Seal
- Main Shaft Speed Sensor
- Pilot Bearing
- Range Group
- Range Piston Seal
- Split Rod Bushing Repair
- Split-Pin Bushing Repair Instructional Video (mp4 format)
- Removal of the Clutch
- Clutch Inspection and Measurement
- Installation of the Clutch
- Symptom Diagnostics – AMT Shift Controller Inspection
- Symptom Diagnostics – Clutch Inspection and Measurement
- Symptom Diagnostics – Engine RPM Flare During Upshifts
- Symptom Diagnostics – Input Shaft Pilot Bearing Measurement Specification
- Symptom Diagnostics – Oil Leaks
- Symptom Diagnostics – Output Shaft Yoke End Play
- Symptom Diagnostics – Transmission Failed Learn Procedure
- Symptom Diagnostics – Transmission Fluid Inspection
- Symptom Diagnostics – Range Up or Down Shift Issue
- Symptom Diagnostics – Range Piston Housing Inspection
- Symptom Diagnostics – Will Not Go Into Gear after Cold Soak
- SPN/FMI Codes
