John Deere 50G Compact Excavator Operation and Test Workshop Manual TM12885 PDF - MJODTM12885.zip
A full-service diagnostic, operating, and testing guide featuring electrical schematics for the John Deere 50G Compact Excavator—packed with everything a professional technician needs to troubleshoot, upkeep, and repair the machine.
The John Deere 50G Compact Excavator Operation and Test workshop manual contains:
* Numbered table of contents easy to use so that you can find the information you need fast.
* Detailed sub-steps expand on repair procedure information
* Numbered instructions guide you through every repair procedure step by step.
* Troubleshooting and electrical service procedures are combined with detailed wiring diagrams for ease of use.
* Notes, cautions and warnings throughout each chapter pinpoint critical information.
* Bold figure number help you quickly match illustrations with instructions.
* Detailed illustrations, drawings and photos guide you through every procedure.
* Enlarged inset helps you identify and examine parts in detail.
TM12885 - John Deere 50G Compact Excavator Technical Manual - Operation and Test.pdf
TM12885 - John Deere 50G Compact Excavator Technical Manual - Operation and Test.epub
TM12885 (05JUN19) - John Deere 50G Compact Excavator (PIN 1FF050GX_ _H280001— ) Technical Manual - Operation and Test.PDF
Total Pages: 976 pages
File Format: PDF/EPUB/MOBI/AZW (PC/Mac/Android/Kindle/iPhone/iPad; bookmarked, ToC, Searchable, Printable)
Language: English
MAIN SECTIONS 50G (PIN: 1FF050GX**H280001—)
Foreword
Technical Information Feedback Form
General Information
Safety
Diagnostics
Engine Control Unit (ECU) Diagnostic Trouble Codes
Monitor Controller (DSZ) Diagnostic Trouble Codes
Operational Checkout Procedure
Operational Checkout Procedure
Engine
Theory of Operation
Diagnostic Information
Adjustments
Tests
Electrical System
System Information
System Diagrams
Sub-System Diagnostics
Monitor Operation
References
Power Train
Theory of Operation
Diagnostic Information
Hydraulic System
Theory of Operation
Diagnostic Information
Tests
Heating and Air Conditioning
Theory of Operation
Diagnostic Information
Tests
tm12885 - 50G Excavator
Table of Contents
Foreword
Technical Information Feedback Form
Section 9000: General Information
Group 01: Safety
Recognize Safety Information
Follow Safety Instructions
Operate Only If Qualified
Wear Protective Equipment
Avoid Unauthorized Machine Modifications
Control Pattern Selector—If Equipped
Add Cab Guarding for Special Uses
Inspect Machine
Stay Clear of Moving Parts
Avoid High-Pressure Fluids
Avoid High-Pressure Oils
Work In Ventilated Area
Prevent Fires
Prevent Battery Explosions
Handle Chemical Products Safely
Decommissioning — Proper Recycling and Disposal of Fluids and Components
Exhaust Filter Ash Handling and Disposal
Prepare for Emergencies
Clean Debris from Machine
Use Steps and Handholds Correctly
Start Only From Operator's Seat
Use and Maintain Seat Belt
Prevent Unintended Machine Movement
Avoid Work Site Hazards
Keep Riders Off Machine
Avoid Backover Accidents
Inspect and Maintain ROPS
Avoid Machine Tip Over
Use Special Care When Lifting Objects
Add and Operate Attachments Safely
Park and Prepare for Service Safely
Service Cooling System Safely
Remove Paint Before Welding or Heating
Make Welding Repairs Safely
Drive Metal Pins Safely
Clean Exhaust Filter Safely
Section 9001: Diagnostics
Group 10: Engine Control Unit (ECU) Diagnostic Trouble Codes
Engine Control Unit (ECU) Diagnostic Trouble Codes
000028.00 - Accelerator Sensor 3 Error (Foot Pedal in Open Position) (P1126) (0001C-00)
000028.01 - Accelerator Sensor 3 Error (Foot Pedal in Closed Position) (P1125) (0001C-01)
000029.03 - Accelerator Sensor 3 Error (High Voltage) (P0228) (0001D-03)
000029.04 - Accelerator Sensor 3 Error (Low Voltage) (P0227) (0001D-04)
000029.08 - Pulse Sensor Error (Pulse Communication) (P1227) (0001D-08)
000051.03 - Intake Throttle Opening Sensor Fault (High Voltage) (P02E9) (00033-03)
000051.04 - Intake Throttle Opening Sensor Fault (Low Voltage) (P02E8) (00033-04)
000091.03 - Acceleration Sensor 1 Fault (High Voltage) (P0123) (0005B-03)
000091.04 - Acceleration Sensor 1 Fault (Low Voltage) (P0122) (0005B-04)
000100.01 - Low Oil Pressure Fault Alarm (P1198) (00064-01)
000100.04 - Oil Pressure Switch Open Circuit (P1192) (00064-04)
000102.03 - Exhaust Gas Recirculation (EGR) Low Pressure Side Sensor Fault (High Voltage) (P0238) (00066-03)
000102.04 - Exhaust Gas Recirculation (EGR) Low Pressure Side Sensor Fault (Low Voltage) (P0237) (00066-04)
000102.13 - Exhaust Gas Recirculation (EGR) Low Pressure Side Sensor (Abnormal Learning Value) (P0236) (00066-0D)
000105.03 - Intake Air Temperature Sensor Fault (High Voltage) (P040D) (00069-03)
000105.04 - Intake Air Temperature Sensor Fault (Low Voltage) (P040C) (00069-04)
000108.03 - Atmospheric Pressure Sensor Fault (High Voltage) (P2229) (0006C-03)
000108.04 - Atmospheric Pressure Sensor Fault (Low Voltage) (P2228) (0006C-04)
000108.10 - Atmospheric Pressure Sensor Characteristic Fault (P1231) (0006C-0A)
000110.00 - Cooling Water Temperature Sensor Temperature Abnormal High (Overheat) (P0217) (0006E-00)
000110.03 - Cooling Water Temperature Sensor Fault (High Voltage) (P0118) (0006E-03)
000110.04 - Cooling Water Temperature Sensor Fault (Low Voltage) (P0117) (0006E-04)
000157.00 - Actual Rail Pressure Rise Error (P0088) (0009D-00)
000157.03 - Rail Pressure Sensor Fault (High Voltage) (P0193) (0009D-03)
000157.04 - Rail Pressure Sensor Fault (Low Voltage) (P0192) (0009D-04)
000157.15 - Rail Pressure Deviation Error During the Actual Rail Pressure Rise (P0093) (0009D-0F)
000157.16 - Pressure Limit Valve (PLV) Open Valve (P000F) (0009D-10)
000157.18 - Rail Pressure Deviation Error During the Actual Rail Pressure Drop (P0094) (0009D-12)
000167.01 - Charge Alarm (P1568) (000A7-01)
000167.05 - Charge Switch Open Circuit (P1562) (000A7-05)
000172.03 - New Air Temperature Sensor Fault (High Voltage) (P0113) (000AC-03)
000172.04 - New Air Temperature Sensor Fault (Low Voltage) (P0112) (000AC-04)
000173.03 - Exhaust Air Temperature Sensor Fault (High Voltage) (P0546) (000AD-03)
000173.04 - Exhaust Air Temperature Sensor Fault (Low Voltage) (P0545) (000AD-04)
000174.00 - Fuel Temperature Sensor Temperature Abnormal High (P0168) (000AE-00)
000174.03 - Fuel Temperature Sensor Fault (High Voltage) (P0183) (000AE-03)
000174.04 - Fuel Temperature Sensor Fault (Low Voltage) (P0182) (000AE-04)
000190.00 - Overspeed (P0219) (000BE-00)
000237.13 - VI (CAN Message) Reception Data Fault (U3002) (000ED-0D)
000237.31 - VI (CAN Message) Reception Time Out (U0168) (000ED-1F)
000412.03 - Exhaust Gas Recirculation (EGR) Gas Temperature Sensor Fault (High Voltage) (P041D) (0019C-03)
000412.04 - Exhaust Gas Recirculation (EGR) Gas Temperature Sensor Fault (Low Voltage) (P041C) (0019C-04)
000630.12 - EEPROM Memory Deletion Error (P0601) (00276-0C)
000633.03 - High Pressure Pump Drive Circuit (High Side VB Short Circuit) (P0629) (00279-03)
000633.05 - High Pressure Pump Drive Circuit (Open Circuit) (P0627) (00279-05)
000633.06 - High Pressure Pump Drive Circuit (High Side Ground Short Circuit) (P1642) (00279-06)
000651.03 - Injector 1 Short Circuit (4TNV) (P1271) (0028B-03)
000651.05 - Injector 1 Open Circuit (Inherent Location of the Injector) (4TNV) (P0204) (0028B-05)
000651.06 - Injector 1 Coil Short Circuit (4TNV) (P0271) (0028B-06)
000652.03 - Injector 1 Short Circuit (3TNV) (P1262) (0028C-03)
000652.03 - Injector 4 Short Circuit (P1268) (0028C-03)
000652.05 - Injector 1 Open Circuit (Inherent Location of the Injector) (3TNV) (P0203) (0028C-05)
000652.05 - Injector 4 Open Circuit (Inherent Location of the Injector) (P0203) (0028C-05)
000652.06 - Injector 1 Coil Short Circuit (3TNV) (P0268) (0028C-06)
000652.06 - Injector 4 Coil Short Circuit (P0268) (0028C-06)
000653.03 - Injector 2 Short Circuit (P1265) (0028D-03)
000653.05 - Injector 2 Open Circuit (Inherent Location of the Injector) (P0202) (0028D-05)
000653.06 - Injector 2 Coil Short Circuit (P0265) (0028D-06)
000654.03 - Injector 3 Short Circuit (P1262) (0028E-03)
000654.05 - Injector 3 Open Circuit (Inherent Location of the Injector) (P0201) (0028E-05)
000654.06 - Injector 3 Coil Short Circuit (P0262) (0028E-06)
001209.03 - Exhaust Gas Recirculation (EGR) High Pressure Side Sensor Fault (High Voltage) (P0473) (004B9-03)
001209.04 - Exhaust Gas Recirculation (EGR) High Pressure Side Sensor Fault (Low Voltage) (P0472) (004B9-04)
001209.13 - Exhaust Gas Recirculation (EGR) High Pressure Side Sensor (Abnormal Learning Value) (P0471) (004B9-0D)
001485.02 - Power Off Without Main Relay Self Holding (P068A) (005CD-02)
001485.07 - Main Relay Contact Stuck (P068B) (005CD-07)
002791.00 - Exhaust Gas Recirculation (EGR) High Voltage Malfunction (P0404) (00AE7-00)
002791.01 - Exhaust Gas Recirculation (EGR) Low Voltage Malfunction (P1404) (00AE7-01)
002791.07 - Exhaust Gas Recirculation (EGR) Feedback Malfunction (P1409) (00AE7-07)
002791.09 - Exhaust Gas Recirculation (EGR) Data Error (U0401) (00AE7-09)
002791.12 - Open Circuit Between the Exhaust Gas Recirculation (EGR) Motor Coils (P0403) (00AE7-0C)
002797.06 - Injector Drive Circuit (Bank1) Short Circuit (P1146) (00AED-06)
002798.06 - Injector Drive Circuit (Bank2) Short Circuit (P1149) (00AEE-06)
002950.03 - Power Short Circuit of Throttle Valve Drive H Bridge Output 1 (P1658) (00B86-03)
002950.04 - Ground Short Circuit of Throttle Valve Drive H Bridge Output 1 (P1659) (00B86-04)
002950.05 - No Load of Throttle Valve Drive H Bridge Circuit (P0660) (00B86-05)
002950.06 - Overload On The Drive H Bridge Circuit of Throttle Valve (P1660) (00B86-06)
002951.03 - Power Short Circuit of Throttle Valve Drive H Bridge Output 2 (P1661) (00B87-03)
002951.04 - Ground Short Circuit of Throttle Valve Drive H Bridge Output 2 (P1662) (00B87-04)
003242.00 - DPF Inlet Temperature Sensor Temperature Abnormal High (P1436) (00CAA-00)
003242.03 - DPF Inlet Temperature Sensor Fault (High Voltage) (P1428) (00CAA-03)
003242.04 - DPF Inlet Temperature Sensor Fault (Low Voltage) (P1427) (00CAA-04)
003250.00 - DPF Intermediate Temperature Sensor Temperature Abnormal High (Post-Injection Error) (P1426) (00CB2-00)
003250.01 - DPF Intermediate Temperature Sensor Temperature Abnormal Low Temperature (P0420) (00CB2-01)
003250.03 - DPF Intermediate Temperature Sensor Fault (High Voltage) (P1434) (00CB2-03)
003250.04 - DPF Intermediate Temperature Sensor Fault (Low Voltage) (P1435) (00CB2-04)
003251.00 - DPF Differential Pressure Sensor Differential Pressure Abnormal High (P2452) (00CB3-00)
003251.03 - DPF Differential Pressure Sensor Fault (High Voltage) (P2455) (00CB3-03)
003251.04 - DPF Differential Pressure Sensor Fault (Low Voltage) (P2454) (00CB3-04)
003251.13 - DPF Differential Pressure Sensor (Abnormal Learning Value) (P2453) (00CB3-0D)
003609.03 - DPF High Pressure Side Sensor Fault (High Voltage) (P1455) (00E19-03)
003609.04 - DPF High Pressure Side Sensor Fault (Low Voltage) (P1454) (00E19-04)
003719.00 - Backup Mode (P1424) (00E87-00)
003719.07 - DPF OP Interface Recovery Regeneration Prohibition (P1446) (00E87-07)
003719.09 - DPF OP Interface Recovery Regeneration Error (P1445) (00E87-09)
003719.16 - Stationary Regeneration Standby (P1421) (00E87-10)
003720.00 - Ash Cleaning Request 2 (P1420) (00E88-00)
003720.16 - Ash Cleaning Request 1 (P242F) (00E88-10)
004257.12 - Injector Drive IC Error (P0611) (010A1-0C)
522243.05 - Start Assist Relay Interrupted (P0543) (7F803-05)
522243.06 - Startup Assist Relay Ground Interrupted (P0541) (7F803-06)
522323.00 - Air Cleaner Clogged Alarm (P1101) (7F853-00)
522329.00 - Oil/Water Separator Alarm (P1151) (7F859-00)
522400.02 - Crank Speed Sensor (P0336) (7F8A0-02)
522400.05 - No Crank Signal (P0337) (7F8A0-05)
522401.02 - Cam Signal Malfunction (P0341) (7F8A1-02)
522401.05 - No Cam Signal (P0342) (7F8A1-05)
522401.07 - Angle Offset Error (P1341) (7F8A1-07)
522571.03 - SCV (MPROP) High Pressure Pump Drive Circuit (Low Side VB Short Circuit) (P1641) (7F94B-03)
522571.06 - High Pressure Pump Drive Circuit (Low Side Ground Short Circuit) (P1643) (7F94B-06)
522572.06 - High Pressure Pump Drive Circuit (Drive Current) (High Level) (P062A) (7F94C-06)
522572.11 - High Pressure Pump Drive Circuit (Pump Overload Error) (P1645) (7F94C-0B)
522573.00 - Overaccumulation (Method C) (P2463) (7F94D-00)
522574.00 - Overaccumulation (Method P) (P1463) (7F94E-00)
522575.07 - Regeneration Defect (Stationary Regeneration Error) (P2458) (7F94F-07)
522576.12 - EEPROM Memory Read Error (P160E) (7F950-0C)
522577.11 - Regeneration Defect (Stationary Regeneration Not Performed) (P2459) (7F951-0B)
522578.12 - EEPROM Memory Write Error (P160F) (7F952-0C)
522579.12 - Short Circuit Between the Exhaust Gas Recirculation (EGR) Motor Coils (P1405) (7F953-0C)
522580.12 - Exhaust Gas Recirculation (EGR) Position Sensor Malfunction (P0488) (7F954-0C)
522581.07 - Exhaust Gas Recirculation (EGR) Valve Stuck Open Malfunction (P148A) (7F955-07)
522582.07 - Exhaust Gas Recirculation (EGR) Valve Initialization Malfunction (P049D) (7F956-07)
522583.01 - Exhaust Gas Recirculation (EGR) High Temperature Thermistor Malfunction (P1410) (7F957-01)
522584.01 - Exhaust Gas Recirculation (EGR) Low Temperature Thermistor Malfunction (P1411) (7F958-01)
522585.12 - CY146 SPI Communication Error (P1613) (7F959-0C)
522588.12 - Excessive Supply 1 Voltage Error (P1608) (7F95C-0C)
522589.12 - Insufficient Supply 1 Voltage Error (P1617) (7F95D-0C)
522590.12 - Sensor Supply Voltage Error 1 (P1609) (7F95E-0C)
522591.12 - Sensor Supply Voltage Error 2 (P1618) (7F95F-0C)
522592.12 - Sensor Supply Voltage Error 3 (P1619) (7F950-0C)
522596.09 - TSC1 Reception Time Out Error (SA1) (U0292) (7F964-09)
522597.09 - TSC1 Reception Time Out Error (U1301) (7F965-09)
522599.09 - Y_ECR1 Reception Time Out Error (U1292) (7F967-09)
522600.09 - Y_EC Reception Time Out Error (U1293) (7F968-09)
522601.09 - Y_RSS (CAN Message) Reception Time Out (U1294) (7F969-09)
522603.09 - VH (CAN Message) Reception Time Out (U1296) (7F96B-09)
522609.09 - Y_ETCP1 Reception Time Out Error (U1300) (7F971-09)
522610.09 - CAN1 (For EGR) Reception Time Out Error (U010B) (7F972-09)
522611.09 - Exhaust Throttle (CAN Message From the Exhaust Throttle Time Out) (U1107) (7F973-09)
522617.12 - Exhaust Gas Recirculation (EGR) Valve Target Value Out of Range (U1401) (7F979-0C)
522618.09 - EBC1 (CAN Message) Reception Time Out (U1302) (7F97A-09)
522619.09 - Y_DPFIF Reception Time Out (U1303) (7F97B-09)
522623.07 - Dual Accelerator Sensor (Open Position) Error (P1647) (7F97F-07)
522624.07 - Dual Accelerator Sensor (Closed Position) Error (P1646) (7F980-07)
522744.04 - Actuator Drive Circuit 1 Ground Short Circuit (P1626) (7F9F8-04)
522746.12 - Exhaust Throttle (Voltage Error) (P1438) (7F9FA-0C)
522747.12 - Exhaust Throttle (Motor Error) (P1439) (7F9FB-0C)
522748.12 - Exhaust Throttle (Sensor System Error) (P1440) (7F9FC-0C)
522749.12 - Exhaust Throttle (MPU Error) (P1441) (7F9FD-0C)
522750.12 - Exhaust Throttle (PCB Error) (P1442) (7F9FE-0C)
522751.19 - Exhaust Throttle (CAN Error) (P1443) (7F9FF-013)
522994.04 - Actuator Drive Circuit 2 Ground Short Circuit (P1633) (7FAF2-04)
523249.05 - No Signal on Both Crank and Cam Speed Sensor (P0008) (7FBF1-05)
523456.00 - Use Of Non-Recommended Fuels And Lubricating Oils (P1444) (7FCC0-00)
523460.07 - Rail Pressure Error (Operation Time Error During RPS Limp Home) (P1670) (7FCC4-07)
523462.13 - IQA Corrected Injection Amount For Injector 1 Error (P1648) (7FCC6-0D)
523463.13 - IQA Corrected Injection Amount For Injector 2 Error (P1649) (7FCC7-0D)
523464.13 - IQA Corrected Injection Amount For Injector 3 Error (P1650) (7FCC8-0D)
523465.13 - IQA Corrected Injection Amount For Injector 4 Error (P1651) (7FCC9-0D)
523468.09 - Rail Pressure Error (Controlled Rail Pressure Error After PLV Valve Opening) (P1665) (7FCCC-09)
523469.00 - Rail Pressure Error (The Number of Times the PLV Valve Opens Error) (P1666) (7FCCD-00)
523470.00 - Rail Pressure Error (The Time of PLV Valve Opening Error) (P1667) (7FCCE-00)
523471.06 - Engine Control Unit (ECU) Internal Error (Actuator Drive Circuit 3 Short to Ground) (P1467) (7FCCF-06)
523473.12 - Engine Control Unit (ECU) Internal Error (AD Converter Error 1) (P1469) (7FCD1-0C)
523474.12 - Engine Control Unit (ECU) Internal Error (AD Converter Error 1) (P1469) (7FCD1-0C)
523475.12 - Engine Control Unit (ECU) Internal Error (External Monitoring IC And CPU Error 1) (P1471) (7FCD3-0C)
523476.12 - Engine Control Unit (ECU) Internal Error (External Monitoring IC And CPU Error 2) (P1472) (7FCD4-0C)
523477.12 - Engine Control Unit (ECU) Internal Error (ROM Error) (P1473) (7FCD5-0C)
523478.12 - Engine Control Unit (ECU) Internal Error (Shutoff Path Error 1) (P1474) (7FCD6-0C)
523479.12 - Engine Control Unit (ECU) Internal Error (Shutoff Path Error 2) (P1475) (7FCD7-0C)
523480.12 - Engine Control Unit (ECU) Internal Error (Shutoff Path Error 3) (P1476) (7FCD8-0C)
523481.12 - Engine Control Unit (ECU) Internal Error (Shutoff Path Error 4) (P1477) (7FCD9-0C)
523482.12 - Engine Control Unit (ECU) Internal Error (Shutoff Path Error 5) (P1478) (7FCDA-0C)
523483.12 - Engine Control Unit (ECU) Internal Error (Shutoff Path Error 6) (P1479) (7FCDB-0C)
523484.12 - Engine Control Unit (ECU) Internal Error (Shutoff Path Error 7) (P1480) (7FCDC-0C)
523485.12 - Engine Control Unit (ECU) Internal Error (Shutoff Path Error 8) (P1481) (7FCDD-0C)
523486.12 - Engine Control Unit (ECU) Internal Error (Shutoff Path Error 9) (P1482) (7FCDE-0C)
523487.12 - Engine Control Unit (ECU) Internal Error (Shutoff Path Error 10) (P1483) (7FCDF-0C)
523488.00 - Engine Control Unit (ECU) Internal Error (Recognition Error of Engine Speed) (P1484) (7FCE0-00)
523489.00 - Rail Pressure Error (The Actual Rail Pressure is Too High During PRV Limp Home) (P1668) (7FCE1-00)
523491.00 - Rail Pressure Error (Injector B/F Temperature Error During PLV4 Limp Home) (P1669) (7FCE3-00)
Group 30: Monitor Controller (DSZ) Diagnostic Trouble Codes
Monitor Controller (DSZ) Diagnostic Trouble Codes
E:1100 - Engine Trouble Alarm
W:1100 - Engine Warning
W:1102 - Exhaust Filter Regeneration Request
W:1103 - Exhaust Filter Regeneration Inhibited Alarm
W:1104 - Intermediate Gas Temperature Sensor Error
W:1105 - Exhaust Filter Differential Pressure Sensor Error
W:1106 - Inlet Port Gas Temperature Sensor Error
W:1107 - Engine Injection Pressure Sensor Error
W:1108 - Exhaust Filter Gas Inlet Air Pressure Sensor Error
W:1109 - Engine Inlet Air Piping Abnormal Temperature
W:1110 - Air Heat Relay Error
W:1111 - Exhaust Filter Manual Regeneration Inhibited Alarm
W:1206 - Air Filter Restriction Alarm
W:1207 - Coolant Temperature Sensor Error
W:1208 - Engine Speed Sensor Error
W:1209 - Atmospheric Pressure Sensor Error
W:1210 - Water Separator Alarm
W:1211 - Ambient Air Temperature Sensor Error
W:1303 - Combustion Temperature Sensor Error
W:1304 - Engine Control Dial Error (CAN Signal)
W:1310 - CAN Communication Error
W:2201 - Overheat Alarm
W:2202 - Engine Oil Pressure Alarm
W:2304 - Fuel Sensor Error