John Deere 4044M 4044R 4049M 4049R 4052M 4052R 4066M 4066R Diagnostic and Repair Manual [Compact Utility Tractors]

Factory Diagnostic and Repair Manual TM131019 For Compact Utility Tractors. Detailed step by step illustrations, instructions, diagrams for Systems Diagnosis, System Theory of Operation, Performance Testing, Tests and Adjustments, Operational Check, Operation, Unit Locations and Identification, Diagnostic Codes, Schematics and lot of other useful information. Tons of illustrations, instructions, diagrams for step by step remove and install, assembly and disassembly, service, maintenance, inspection, repair, troubleshooting, tune-ups.

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Models

John Deere
4044M
4044R
4049M
4049R
4052M
4052R
4066M
4066R

Contents

Section —General Information
A—Safety
B—General References
C—Technical Specific References
D—Fuel and Lubricants
E—Serial Number Locations
Section —Engine Repair
—Engine
—Cooling System
Section —Fuel, Air Intake, and Exhaust Repair
—Fuel
—Air Intake
—Exhaust
Section —Electrical Repair
—Battery, Starter and Alternator
—Electrical System Components
—Wiring Harnesses
Section —Transmissions Repair
—Separation
—Power Train—Hydrostatic
—Power Train—Power Reverser
Section —Final Drive Repair
—MFWD
—Differential
—PTO
Section —Steering and Brake Repair
—Steering
—Brake
Section —Hydraulics Repair
—Hydraulic Pump and Filter
—Rockshaft
—Range Control and Three Point Hitch
—Selective Control Valve
—Hydraulic Lines
Section —Miscellaneous Repair
—Hood and Side Panels
—Fenders
—Wheels
Section —Cab/Open Operator’s Station Repair
—Seat and Support
—Control Console
—RollGard
—Cab Components
—Open Operator Station Components
—Heating System
—Air Conditioning System
—Temperature Control, Belts, and Blower Motor
Section —Diagnostic Trouble Codes
—General References
ECU—Engine Control Unit (ECU) Diagnostic Trouble Codes
ICC—Instrument Cluster Control (ICC) Diagnostic Trouble Codes
PTH—Power Train Hydrostatic (PTH) Control Unit Diagnostic Trouble Codes
PTR—Power Train Reverser (PTR) Control Unit Diagnostic Trouble Codes
Section —Observable Symptoms and System Diagnostics
—General References
—Engine System Diagnostics
—Fuel, Air Intake, Exhaust, and Cooling System Diagnostics
—Electrical System Diagnostics
—Electronic Control Unit System Diagnostics
—Drive Systems and Transmission System Diagnostics
—Steering and Brakes System Diagnostics
—Hydraulic System Diagnostics
—Cab/Open Operator’s Station System Diagnostics
Section —Engine Operation, Test, and Adjustments
—General References
—Calibrations, Preliminary Checks and Operational Checks
—Theory of Operation
—Tests and Adjustments
Section —Fuel , Air Intake, Exhaust, and Cooling Operation, Test, and Adjustments
—General References
—Calibrations, Preliminary Checks and Operational Checks
—Theory of Operation
—Component and Connector Information
—Tests and Adjustments
Section A—Electrical General and Theory of Operation
—General References
A—Key Switch, Starter, and Alternator
B—Accessory Power and Horn
C—Control Module, Headlights, Signal, Work Lighting, and Warning Lights
G—Hydraulics, Rockshaft, and Diverter
K—Cruise Control
L—Windshield Wiper and Washer
M—Dome Light, Door Switch, Air Seat, and Radio
N—Instrument Control Cluster (ICC)
P—MFWD, Brakes, PTO, and Speed Sensor
Q—Transmission Control Unit (TCU)
R—Engine Control Unit (ECU)
Section B—Electrical Schematics
—General References
A—Key Switch, Starter, and Alternator
B—Accessory Power and Horn
C—Control Module, Headlights, Signal, Work Lighting, and Warning Lights
D—Junction Block Power
E—Rear Trailer Connector
F—BackUp Alarm and Beacon Light
G—Hydraulics, Rockshaft, and Diverter
H—Power Port
J—Heating and Air Conditioning
K—Cruise Control
L—Windshield Wiper and Washer
M—Dome Light, Door Switch, Air Seat, and Radio
N—Instrument Control Cluster (ICC)
P—MFWD, Brakes, PTO, and Speed Sensor
Q—Transmission Control Unit (TCU)
R—Engine Control Unit (ECU)
S—Creep to Reposition
T—Controller Area Network
U—Circuit Diagrams
Section C—Electrical Components and Connectors
—General References
A—(SE) Key Switch, Starter, and Alternator
B—(SE—SE) Accessory Power and Horn
C—(SE—SE) Control Module, Headlights, Signal, Work Lighting, and Warning Lights
D—(SE) Junction Block Power
E—(SE—SE) Rear Trailer Connector
F—(SE) BackUp Alarm and Beacon Light
G—(SE) Hydraulics, Rockshaft, and Diverter
H—(SE) Power Port
I—(SE—SE) Heating and Air Conditioning
J—(SE) Cruise Control
K—(SE—SE) Windshield Wiper and Washer
L—(SE—SE) Dome Light, Door Switch, Air Seat, and Radio
M—(SE) Instrument Control Cluster (ICC)
N—(SE—SE) MFWD, Brakes, PTO, and Speed Sensor
P—(SE) Transmission Control Unit (TCU)
Q—(SE) Engine Control Unit (ECU)
S—(SE) Controller Area Network
T—Fuses and Relays
U—Ground Points
V—Interconnects
W—Wiring Harnesses
Section D—Electrical Tests and Adjustments
—General References
—Tests and Adjustments
Section —Electronic Control Units
—General References
—Calibrations, Preliminary Checks and Operational Checks
—Theory of Operation
—Component and Connector Information
—Test and Adjustments
ICC—Instrument Cluster Control (ICC)
ECU—Engine Control Unit (ECU)
PTH—Power Train Hydrostatic (PTH)
PTR—Power Train Reverser (PTR)
Section —Power Train—Transmission Operation, Test, and Adjustments
A—General References
A—Calibrations, Preliminary Checks and Operational Checks—PTH
B—Calibrations, Preliminary Checks and Operational Checks—PTR
A—Theory of Operation—PTH
B—Theory of Operation—PTR
A—Schematics—PTH
B—Schematics—PTR
A—Component and Connector Information—PTH
B—Component and Connector Information—PTR
A—Tests and Adjustments—PTH
B—Tests and Adjustments—PTR
Section —Final Drive Operation, Test, and Adjustments
A—General References
—Calibrations, Preliminary Checks and
Operational Checks
—Theory of Operation
—Schematics—Final Drive and PTO
—Component and Connector Information
—Tests and Adjustments
Section —Steering and Brakes Operation, Test, and Adjustments
A—General References
A—Calibrations, Preliminary Checks and
Operational Checks—Steering
B—Calibrations, Preliminary Checks and
Operational Checks—Brakes
A—Theory of Operation—Steering
B—Theory of Operation—Brakes
A—Schematics—Steering
A—Component and Connector
Information—Steering
B—Component and Connector
Information—Brakes
A—Tests and Adjustments—Steering
B—Tests and Adjustments—Brakes
Section —Hydraulics Operation, Test, and Adjustments
—General References
—Calibrations, Preliminary Checks and
Operational Checks
—Theory of Operation
—Schematics
—Component and Connector Information
—Tests and Adjustments
Section —Cab/Open Operators Station Operation, Test, and
Adjustments
—General References
—Calibrations, Preliminary Checks and
Operational Checks
—Theory of Operation
—Component and Connector Information
—Tests and Adjustments
Section —Service Tools
A—General References
C—Dealer Fabricated and Service Tools