Other Manuals: TM104419 , TM104519, TM146519, TM119219
John Deere 8320RT, 8345RT, 8370RT Tractors Repair Diagnostic Manual TM146619
- Type Of Document Diagnostic Manual
- Type of equipment Tracked Tractor
- Model8320RT, 8345RT, 8370RT
- Heavy Tractors 8000-9000 Series Serial Number 917000-920000
Serial Number & Publication: S.N between 917000-924000, (TM146619)
is the official factory repair guide designed for owners, mechanics, and technicians who work on John Deere M-series tractors.

Table of Contents for the John Deere 8320RT, 8345RT, 8370RT Tractors Repair Diagnostic Manual TM146619:
Table of Contents:
Introduction
- Foreword
General Information
- Safety
- General References
- References for Technical Information
- Diagnostic Philosophy
Diagnostic Trouble Codes
- Armrest Interface Control Software Diagnostic Trouble Codes (AIC)
- Automatic Temperature Control Software Diagnostic Trouble Codes (ATC)
- Chassis Control Software Diagnostic Trouble Codes (CCU)
- Cab Load Center Software Diagnostic Trouble Codes (CLC)
- Radio Software Diagnostic Trouble Codes (CRU)
- Cab Switch Module Software Diagnostic Trouble Codes (CSM)
- Engine Control Software Diagnostic Trouble Codes (ECU)
- Engine Interface Control Software Diagnostic Trouble Codes (EIC)
- Front Console Control Software Diagnostic Trouble Codes (FCC)
- Hitch Control Software Diagnostic Trouble Codes (HCC)
- Hitch Valve Software Diagnostic Trouble Codes (HV1)
- Vehicle Security Control Software Diagnostic Trouble Codes (ICA)
- JDLink Software Diagnostic Trouble Codes (JDL)
- Operator Interface Control Software Diagnostic Trouble Codes (OIC)
- Primary Display Software Diagnostic Trouble Codes (PDU)
- AutoPowr / IVT Transmission Control Software Diagnostic Trouble Codes (PTI)
- e23 Transmission Control Software Diagnostic Trouble Codes (PTP)
- Roof Lighting Control Software Diagnostic Trouble Codes (RLC)
- Rear PTO Control Software Diagnostic Trouble Codes (RPT)
- SCV Control Software Diagnostic Trouble Codes (SCC)
- SFA Control Software Diagnostic Trouble Codes (SFA)
- SCV I Control Software Diagnostic Trouble Codes (SV1)
- SCV II Control Software Diagnostic Trouble Codes (SV2)
- SCV III Control Software Diagnostic Trouble Codes (SV3)
- SCV IV Control Software Diagnostic Trouble Codes (SV4)
- SCV V Control Software Diagnostic Trouble Codes (SV5)
- SCV VI Control Software Diagnostic Trouble Codes (SV6)
- TEI – Tractor Equipment Control Software Diagnostic Trouble Codes (TEC/TEI)
- AutoPowr / IVT Transmission Shift Control Software Diagnostic Trouble Codes (TII)
- Tracks Steering A‑Box Main Control Software Diagnostic Trouble Codes (TMA)
- Tracks Steering B‑Box Main Control Software Diagnostic Trouble Codes (TMB)
- Tracks Steering A‑Box Supervisor Control Software Diagnostic Trouble Codes (TSA)
- Tracks Steering B‑Box Supervisor Control Software Diagnostic Trouble Codes (TSB)
- Vehicle Load Center Control Software Diagnostic Trouble Codes (VLC)
- Virtual Terminal Implement Control Software Diagnostic Trouble Codes (VTI)
- Virtual Terminal Vehicle Control Software Diagnostic Trouble Codes (VTV)
Observable Symptom and System Diagnostics
- General References
- Fuel, Air Intake, Exhaust, and Cooling
- Electrical
- Electronic Control Units
- AutoPowr / IVT Transmission
- e23 Transmission
- Drivetrain
- Brakes
- Steering
- Hydraulics
- Suspension
- Operator Station
Engine
- General Information
- Theory of Operation
- Diagnostic Tests and Adjustments
Engine Component Information
- General Information
- Engine Component Location
Fuel, Air Intake, Exhaust and Cooling
- General Information
- Theory of Operation
- Schematic
Fuel, Air Intake, Exhaust and Cooling Component Information
- General Information
- Fuel, Air Intake and Exhaust System Component Location
- Cooling System Component Location
Electrical
- General Information
- Theory
- Electrical System Wiring Diagrams
- Starting and Charging
- Road Lighting
- Field Lighting
- Interior Lighting
- Standard and Heated Seat
- Audible Alerts
- Windshield Wipers
- Operator Station
- Remote Mirrors
- Radio
- Accessory Power Connectors
- AutoPowr / IVT Transmission
- e23 Transmission
- PTO
- Engines
- GreenStar Display and Implement CAN Bus
- AMS Technology
- Rear SCV’s and Rear Hitch
- Tracks Suspension
- Brakes
- HVAC (Automatic)
- Steering
- Controller Area Network (CAN)
Electronic Control Units
- General Information
- Interactive Tests and Calibrations
- Control Unit Schematics
- Armrest Control Unit Tests
- Automatic Temperature Control Unit Tests
- Cab Control Unit Tests
- Generation 4 CommandCenter Control Unit Tests
- Corner Post Display Control Unit Tests
- Engine Control Unit Tests
- 4100 and 4600 Processor Control Unit Tests
- Rear Chassis Control Unit Tests
- Roof Control Unit Tests
- Tracks Steering Control Unit Tests
- Armrest Interface Control Software Addresses (AIC)
- Automatic Temperature Control Software Addresses (ATC)
- Chassis Control Software Addresses (CCU)
- Cab Load Center Software Addresses (CLC)
- Radio Control Software (CRU)
- Cab Switch Module Software Addresses (CSM)
- Engine Control Software Addresses (ECU)
- Engine Interface Control Software Addresses (EIC)
- Front Console Control Software Addresses (FCC)
- Hitch Control Software Addresses (HCC)
- Hitch Valve Software Addresses (HV1)
- Vehicle Security Control Software Addresses (ICA)
- JDLink Software Addresses (JDL)
- Operator Interface Control Software Addresses (OIC)
- Primary Display Software Addresses (PDU)
- AutoPowr / IVT Transmission Control Software Addresses (PTI)
- e23 Transmission Control Software Addresses (PTP)
- Roof Lighting Control Software Addresses (RLC)
- Rear PTO Control Software Addresses (RPT)
- SCV Control Software Addresses (SCC)
- Suspended Front Axle Control Software Addresses (SFA)
- SCV I Control Software Addresses (SV1)
- SCV II Control Software Addresses (SV2)
- SCV III Control Software Addresses (SV3)
- SCV IV Control Software Addresses (SV4)
- SCV V Control Software Addresses (SV5)
- SCV VI Control Software Addresses (SV6)
- TEI – Tractor Equipment Control Software Addresses (TEC/TEI)
- AutoPowr / IVT Transmission Shift Control Software Addresses (TII)
- PowerShift Transmission Shift Control Software Addresses (TIP)
- Tracks Steering System A‑Box Main Control Software (TMA)
- Tracks Steering System B‑Box Main Control Software (TMB)
- Tracks Steering System A‑Box Supervisor Control Software (TSA)
- Tracks Steering System B‑Box Supervisor Control Software (TSB)
- Vehicle Load Center Control Software Addresses (VLC)
- Virtual Terminal Implement Control Software Addresses (VTI)
- Virtual Terminal Vehicle Control Software Addresses (VTV)
Electrical Component Information
- General Information
- Electrical Assemblies
- Sensors
- Condensors/Capacitors
- Lights
- Fuses
- Charging
- Monitoring Devices
- Relays
- Motors
- Switches
- Diodes
- Wiring Harnesses
- Interconnects and Ground Points
- Electronically Actuated Mechanical Devices
AutoPowr / IVT Transmission
- General Information
- Operational and Preliminary Checks
- Theory of Operation
- Schematic
- Diagnostic Tests and Adjustments
e23 Transmission
- General Information
- Operational and Preliminary Checks
- Theory of Operation
- Schematic
- Diagnostic Tests and Adjustments
Drivetrain
- General Information
- Axles Theory of Operation
- PTO Operational and Preliminary Checks
- PTO Theory of Operation
- PTO Schematic
- PTO Diagnostic Tests and Adjustments
Drivetrain Component Information
- General Information
- AutoPowr / IVT Transmission Components
- e23 Transmission Components
- Drivetrain Components
Brakes
- General Information
- Operational and Preliminary Checks
- Theory of Operation
- Schematic
- Diagnostic Tests and Adjustments
Steering
- General Information
- Operational and Preliminary Checks
- Theory of Operation
- Schematic
- Diagnostic Tests and Adjustments
Steering and Brakes Component Information
- General Information
- Brake Components
- Steering Components
Hydraulics
- General Information
- Operational and Preliminary Checks
- Theory of Operation
- Schematic
- Diagnostic Tests and Adjustments
Hydraulics Component Information
- General Information
- Hydraulic Components
Suspension
- General Information
- Operational and Preliminary Checks
- Theory of Operation
- Suspended Front Axle Schematic
- Diagnostic Tests and Adjustments
Suspension Component Information
- General Information
- Suspension Components
Cab and Open Operator`s Station
- General Information
- HVAC Operational and Preliminary Checks
- HVAC System Theory of Operation
- HVAC Schematic
- HVAC Diagnostic Tests and Adjustments
- Seat Operational and Preliminary Checks
- Seat Theory of Operation
- Seat Schematic
Cab and Open Operator`s Station Component Information
- General Information
- Cab and Open Operator`s Station Components
Tools
- General Information
- Dealer Fabricated Tools
- Fuel, Air Intake, Exhaust, and Cooling – Install Test Equipment
- AutoPowr / IVT Transmission Install Test Equipment
- e23 Transmission – Install Test Equipment
- Brakes – Install Test Equipment
- Steering – Install Test Equipment
- Hydraulics – Install Test Equipment
- Cab and Open Operator`s Station – Install Test Equipment
- Section 250A
- Section 250B
- Section 250C
- Section 260A
- Section 260B
