Covers: Detroit Diesel DT12 Automated Manual Transmission
This PDF manual includes instructions on removal/installation of components, troubleshooting and TCM fault code diagnostics for the DT12 transmission. Revised 02/2020.
Includes:
- DT12 workshop manual DDC-SVC-MAN-0140 (PDF)
- DT12 electronic application and installation manual DDC-SVC-MAN-0128 (PDF)
Digital download only.
Contents:
- DT12 Gear Ratios
- DT12 Lift and Stand
- External Component Repair (Air Harness, Sensors, Oil Breather/Plug, Seals, PTO, Range Cylinder, TCM, Wire Harness, Yoke, etc…)
- Removal and Installation
- Disassembly and Reassembly
- DT12 Programming and Learning Matrix
- Internal Component Repair
- DT12 Transmission Split-Pin Bushing Repair Instructional Video
- 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 TCM Code Diagnostics
- SPN 520451, 520451, 520486, 520490, 520491, 520492, 520713, 520714, 520715, 520716, 520717, 520718, 520960, 520962, 520970, 520971, 520976, 520977, 520978, 520979, 520980, 520981, 520982, 520984, 520985, 520986, 520987, 520988, 520995, 520996, 520997, 520999, 521001, 521002, 521003, 521005, 521006, 521007, and more…
File details:
- Pages: 637
- Format: PDF
- File size: 393mb
- Language: English
- Features: Searchable, bookmarks, printable
- Compatible with: PC/Mac/Tablet/Smartphone
