Complete Diagnostics, Operation and Test manual with electrical wiring diagrams for John Deere 670GLC Excavator with Engine 6WG1XZSA-02, with workshop information to maintain, diagnose, and service like professional mechanics.

John Deere 670GLC Excavator workshop dianosis and test service manual includes:
* 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.

TM12175 - John Deere 670GLC Excavator with Engine 6WG1XZSA-02 Technical Manual - Operation and Test.PDF

PRODUCT DETAILS:
Total Pages: 1,822 pages
File Format: PDF (bookmarked, ToC, Searchable, Printable, high quality)
Language: English

MAIN SECTIONS
 Foreword
   Technical Information Feedback Form
   General Information
      Safety
   Diagnostics
      Main Controller (MCZ) Diagnostic Trouble Codes
      Engine Control Unit (ECU) Diagnostic Trouble Codes
      Monitor Controller (DSZ) Diagnostic Trouble Codes
      Air Conditioner Controller (ACF) 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
   Dealer Fabricated Tools
      Dealer Fabricated Tools

tm12175 - 670GLC 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

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

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: Main Controller (MCZ) Diagnostic Trouble Codes

Main Controller (MCZ) Diagnostic Trouble Codes

Controller Area Network 0 (CAN 0) Circuit Diagnostics

Controller Area Network 1 (CAN 1) Circuit Diagnostics

Interface Controller Area Network (N-CAN) Diagnostics

Engine Controller Area Network (Engine CAN) Diagnostics

011000.02 - Abnormal EEPROM

011001.02 - Abnormal RAM

011002.02 - Abnormal A/D Converter

011003.03 - Abnormal Sensor Voltage

011004.02 - CAN Communication Error 1

011005.02 - CAN Communication Error 2

011006.02 - Engine Controller Communication Error

011007.02 - (CAN 0) Data Converter Communication Error 1

011008.02 - (CAN 1) Data Converter Communication Error 2

011009.02 - (CAN 0) Monitor Controller Communication Error 1

011010.02 - (CAN 1) Monitor Controller Communication Error 2

011100.02 - Abnormal Engine Speed

011101.03 - Engine Control Dial Sensor Circuit High

011101.04 - Engine Control Dial Sensor Circuit Low

011200.03 - Pump 1 Delivery Pressure Sensor Circuit High

011200.04 - Pump 1 Delivery Pressure Sensor Circuit Low

011202.03 - Pump 2 Delivery Pressure Sensor Circuit High

011202.04 - Pump 2 Delivery Pressure Sensor Circuit Low

011206.03 - Pump 1 Control Pressure Sensor Circuit High

011206.04 - Pump 1 Control Pressure Sensor Circuit Low

011208.03 - Pump 2 Control Pressure Sensor Circuit High

011208.04 - Pump 2 Control Pressure Sensor Circuit Low

011301.03 - Swing Pressure Sensor Circuit High

011301.04 - Swing Pressure Sensor Circuit Low

011302.03 - Boom Up Pressure Sensor Circuit High

011302.04 - Boom Up Pressure Sensor Circuit Low

011303.03 - Arm In Pressure Sensor Circuit High

011303.04 - Arm In Pressure Sensor Circuit Low

011304.03 - Travel Pressure Sensor Circuit High

011304.04 - Travel Pressure Sensor Circuit Low

011325.03 - Bucket Curl Pressure Sensor Circuit High

011325.04 - Bucket Curl Pressure Sensor Circuit Low

011405.02 - Travel Speed Solenoid Feedback Current Abnormal

011405.03 - Travel Speed Solenoid Feedback Current High

011405.04 - Travel Speed Solenoid Feedback Current Low

011408.02 - Exhaust Filter Regulator Solenoid Feedback Current Abnormal

011408.03 - Exhaust Filter Regulator Solenoid Feedback Current High

011408.04 - Exhaust Filter Regulator Solenoid Feedback Current Low

011412.02 - Fan Pump Control Solenoid Feedback Current Abnormal

011412.03 - Fan Pump Control Solenoid 1 Feedback Current High

011412.04 - Fan Pump Control Solenoid Feedback Current Low

011428.02 - Arm Flow Rate Control Solenoid Feedback Current Abnormal

011428.03 - Arm Flow Rate Control Solenoid Feedback Current High

011428.04 - Arm Flow Rate Control Solenoid Feedback Current Low

011802.03 - Boom Bottom Pressure Sensor Circuit Voltage High

011802.04 - Boom Bottom Pressure Sensor Circuit Voltage Low

011901.03 - Hydraulic Oil Temperature Sensor Circuit High

011901.04 - Hydraulic Oil Temperature Sensor Circuit Low

011942.03 - Attachment Pressure Sensor Circuit Voltage High

011942.04 - Attachment Pressure Sensor Circuit Voltage Low

011943.03 - Counterweight Cylinder Pressure Sensor Circuit Voltage High

011943.04 - Counterweight Cylinder Pressure Sensor Circuit Voltage Low

011944.03 - Pilot Pressure Sensor (5-spool) Circuit Voltage High

011944.04 - Pilot Pressure Sensor (5-spool) Circuit Voltage Low

011945.03 - Pilot Pressure Sensor (4-spool) Circuit Voltage High

011945.04 - Pilot Pressure Sensor (4-spool) Circuit Voltage Low

011948.02 - Power Dig Solenoid Feedback Current Abnormal

011948.03 - Power Dig Solenoid Feedback Current High

011948.04 - Power Dig Solenoid Feedback Current Low

011950.02 - Pump Control Valve Solenoid 2 Feedback Current Abnormal

011950.03 - Pump Control Valve Solenoid 2 Feedback Current High

011950.04 - Pump Control Valve Solenoid 2 Feedback Current Low

011951.02 - Pump Control Valve Solenoid 1 Feedback Current Abnormal

011951.03 - Pump Control Valve Solenoid 1 Feedback Current High

011951.04 - Pump Control Valve Solenoid 1 Feedback Current Low

011953.02 - Swing Flow Rate Solenoid Feedback Current Abnormal

011953.03 - Swing Flow Rate Solenoid Feedback Current High

011953.04 - Swing Flow Rate Solenoid Feedback Current Low

011971.02 - Pump Control Valve Solenoid 1 Abnormal Learning

011972.02 - Pump Control Valve Solenoid 2 Abnormal Learning

011978.03 - Auxiliary 2 Pilot Pressure Sensor Circuit High Input

011978.04 - Auxiliary 2 Pilot Pressure Sensor Circuit Low Input

011979.03 - Auxiliary 1 Pilot Pressure Sensor Circuit High Input

011979.04 - Auxiliary 1 Pilot Pressure Sensor Circuit Low Input

011981.02 - Fan Reversing Solenoid 2 Feedback Current Abnormal

011981.03 - Fan Reversing Solenoid 2 Feedback Current High

011981.04 - Fan Reversing Solenoid 2 Feedback Current Low

011982.02 - Fan Reversing Solenoid 1 Feedback Current Abnormal

011982.03 - Fan Reversing Solenoid 1 Feedback Current High

011982.04 - Fan Reversing Solenoid 1 Feedback Current Low

011983.02 - Intake Air Temperature Receive Error

011984.02 - Boost Temperature Receive Error

011985.02 - Pump Control Valve Solenoid 2 Learning Failure

011986.02 - Pump Control Valve Solenoid 1 Learning Failure

011989.02 - Boom Overload Relief Solenoid Feedback Current Abnormal

011989.03 - Boom Overload Relief Solenoid Feedback Current High

011989.04 - Boom Overload Relief Solenoid Feedback Current Low

011990.03 - Counterweight Lever Pressure Sensor Circuit Voltage High

011990.04 - Counterweight Lever Pressure Sensor Circuit Voltage Low

011992.03 - Pump 2 Control Pressure Sensor Circuit Voltage High

011992.04 - Pump 2 Control Pressure Sensor Circuit Voltage Low

011994.03 - Pump 1 Control Pressure Sensor Circuit Voltage High

011994.04 - Pump 1 Control Pressure Sensor Circuit Voltage Low

011995.03 - Arm Out Pressure Sensor Circuit High

011995.04 - Arm Out Pressure Sensor Circuit Low

011997.03 - Bucket Dump Pressure Sensor Circuit High

011997.04 - Bucket Dump Pressure Sensor Circuit Low

011998.03 - Boom Down Pressure Sensor Circuit High

011998.04 - Boom Down Pressure Sensor Circuit Low

020062.02 - Hydraulic Oil Temperature Alarm

Group 20: Engine Control Unit (ECU) Diagnostic Trouble Codes

Engine Control Unit (ECU) Diagnostic Trouble Codes

000081.00 - High Exhaust Filter Differential Pressure (P2453)

000081.01 - Low Exhaust Filter Differential Pressure (P2452)

000081.02 - Zero-point calibration of Exhaust Filter differential pressure sensor is abnormal (P2456)

000081.03 - Exhaust Filter Differential Pressure Sensor Circuit High Input (P2455)

000081.04 - Exhaust Filter Differential Pressure Sensor Circuit Low Input (P2454)

000091.02 - Accelerator Pedal Position Sensor 1-2 Correlation (P2138)

000091.03 - Accelerator Pedal Position Sensor 1 High Input (P2123)

000091.03 - Accelerator Pedal Position Sensor 2 High Input (P2128)

000091.04 - Accelerator Pedal Position Sensor 1 Low Input (P2122)

000091.04 - Accelerator Pedal Position Sensor 2 Low Input (P2127)

000100.03 - Engine Oil Pressure Sensor Circuit High Input (P0523)

000100.04 - Engine Oil Pressure Sensor Circuit Low Input (P0522)

000102.00 - Overboost-Pressure (P0234)

000102.01 - Declined Boost Pressure (P0299)

000102.03 - Boost Pressure Sensor Circuit High Input (P0238)

000102.04 - Boost Pressure Sensor Circuit Low Input (P0237)

000105.03 - Boost Temperature Sensor Circuit High Input (P1113)

000105.04 - Boost Temperature Sensor Circuit Low Input (P1112)

000108.03 - Atmospheric Pressure Sensor Circuit High Input (P2229)

000108.04 - Atmospheric Pressure Sensor Circuit Low Input (P2228)

000110.00 - Overheat (P0217)

000110.03 - Engine Coolant Temperature Circuit High Input (P0118)

000110.04 - Engine Coolant Temperature Circuit Low Input (P0117)

000132.03 - Air Flow Sensor Circuit High Input (P0103)

000132.04 - Air Flow Sensor Circuit Low Input (P0102)

000157.00 - Pressure Increase in Common Rail (Secondary) (P0088)

000157.03 - Common Rail Pressure Sensor Circuit High Input (P0193)

000157.04 - Common Rail Pressure Sensor Circuit Low Input (P0192)

000157.15 - Abnormal Common Rail Pressure (Over Pumping) (P0089)

000157.16 - Pressure Increase in Common Rail (Primary) (P0088)

000158.03 - Abnormally High Battery System Voltage (P0563)

000172.03 - Intake Air Temperature Sensor Circuit High Input (P0113)

000172.04 - Intake Air Temperature Sensor Circuit Low Input (P0112)

000173.00 - Abnormally High Exhaust Air Temperature Sensor 1 (DPF Inlet) (P0426)

000173.03 - Exhaust Temperature Sensor 1 Circuit High Input (DPF Inlet) (P0428)

000173.04 - Exhaust Temperature Sensor 1 Circuit Low Input (DPF Inlet) (P0427)

000174.03 - Combustion Temperature Sensor Circuit High Input (P0183)

000174.04 - Combustion Temperature Sensor Circuit Low Input (P0182)

000190.00 - Engine Overrun (P0219)

000628.02 - Abnormal ROM (P0601)

000633.07 - Common Rail Pressure Limiter Open (P0087)

000636.02 - Abnormal Cam Angle Sensor (No Signal) (P0340)

000636.07 - Phase Difference between Cam and Sensor (P0016)

000639.02 - Abnormal CAN Time-out (U0101)

000639.19 - Abnormal CAN Bus (U0073)

000651.05 - Cylinder 1 Injector Circuit Open (P0201)

000652.05 - Cylinder 2 Injector Circuit Open (P0202)

000653.05 - Cylinder 3 Injector Circuit Open (P0203)

000654.05 - Cylinder 4 Injector Circuit Open (P0204)

000655.05 - Cylinder 5 Injector Circuit Open (P0205)

000656.05 - Cylinder 6 Injector Circuit Open (P0206)

000723.02 - Crank Position Sensor Failure (No Signal) (P0335)

000723.02 - Crank Position Sensor Failure (Abnormal Signal) (P0336)

001077.02 - Abnormal CPU (P0606)

001079.02 - Abnormal 5V-Electric Power Circuit #1 (P0641)

001080.02 - Abnormal 5V-Electric Power Circuit #2 (P0651)

001131.03 - Manifold Temperature Sensor Circuit High Input (P041C)

001131.04 - Manifold Temperature Sensor Circuit Low Input (P041D)

001239.01 - Pressure Decline in Common Rail (No Pumping Pressure) (P1093)

001239.17 - Pressure Decline in Common Rail (Low Pumping Pressure—First Stage) (P1093)

001240.01 - Pressure Decline in Common Rail (Low Pumping Pressure—Second Stage) (P0093)

001347.03 - SCV Drive Circuit + Short Circuit B (P0092)

001347.04 - SCV Drive Circuit Open or Short Circuited to GND (P0091)

001348.03 - Fuel Pressure Regulator 2 Control Circuit High (P2296)

001348.04 - Fuel Pressure Regulator 2 Control Circuit Low (P2295)

001348.12 - Fuel Pressure Regulator 2 Solenoid Control Circuit (P1063)

001381.03 - Fuel Filter Restriction Sensor Circuit High Input (P1294)

001381.04 - Fuel Filter Restriction Sensor Circuit Low Input (P1293)

001485.05 - Abnormal Main Relay Circuit (Inactivation) (P0685)

001485.06 - Abnormal Main Relay Circuit (Kept closed) (P0687)

010001.02 - EGR Position Error (Brushless Type) (P0409)

010001.13 - Abnormal EGR Zero-point calibration (P1404)

010002.02 - Abnormal EGR Valve Control Circuit (P0404)

010003.02 - Abnormal Injector Common 1 Circuit (P2146)

010004.02 - Abnormal Injector Common 2 Circuit (P2149)

010005.02 - Abnormal Charge Circuit (Bank 1) (P1261)

010006.02 - Abnormal Charge Circuit (Bank 2) (P1262)

010007.02 - Abnormal CPU Monitor IC (P0606)

010008.02 - Abnormal A/D Converter (P060B)

010009.02 - Abnormal 5V-Electric Power Circuit #3 (P0697)

010010.02 - Abnormal 5V-Electric Power Circuit #4 (P1655)

010012.02 - Abnormal 12V Circuit (P0560)

010013.02 - Abnormal EEPROM/Abnormal HDEEPROM (P1621)

0010020.02 - Abnormal EGR Valve 2 Control Circuit (P140A)

010021.13 - Abnormal EGR 2 Position (P140C)

010021.02 - Abnormal EGR 2 Sensor Circuit (P140B)

010022.02 - Abnormal Intake Throttle Control Circuit (P0638)

010022.03 - Intake Throttle Position Sensor Circuit High Input (P0123)

010022.04 - Intake Throttle Position Sensor Circuit Low Input (P0122)

010023.02 - Abnormal CAN VGT Time-out/ISO-CAN VGT Communication Error (U0110)

010023.12 - Abnormal VGT Turbo (P0045)

010023.19 - VGT Communication Error (U0411)

010024.3 - Exhaust Temperature Sensor 2 Circuit High Input (DOC Inlet) (P042D)

010024.04 - Exhaust Temperature Sensor 2 Circuit Low Input (DOC Inlet) (P042C)

010025.05 - Exhaust Filter Light Failure (P1669)

010026.00 - Exhaust Filter PM Over-Restriction 2 (P1455)

010026.15 - Exhaust Filter PM Over-Restriction (P242F)

010027.00 - Exhaust Filter Cleaning Decision Error (P1471)

010028.00 - Abnormally High Exhaust Temperature Sensor 2 (DOC Outlet) (P042B)

010029.00 - Over Frequent Exhaust Filter Regeneration Time-Out (P2458)

010032.02 - Injector QR Code Error (P0602)

010033.02 - Abnormal RAM (P0604)

010040.19 - Abnormal ISO-CAN Bus (U0001)

Group 30: Monitor Controller (DSZ) Diagnostic Trouble Codes

Monitor Controller (DSZ) Diagnostic Trouble Codes

013002.02 - ECU Communication Error

013003.02 - Main Controller (MCZ) Communication Error 1

013004.02 - Main Controller (MCZ) Communication Error 2

013005.02 - Monitor Controller (DSZ) Communication Error 1

013006.02 - Monitor Controller (DSZ) Communication Error 2

013007.02 - Machine Controller (BCZ) Communication Error

013304.02 - Abnormal REG Input H Level

020113.02 - System Error Alarm

Group 40: Information Controller (ICZ) Diagnostic Trouble Codes

Information Controller (ICZ) Diagnostic Trouble Codes

013311.03 - Fuel Level Sensor Open Circuit

013311.04 - Fuel Level Sensor Shorted Circuit

014001.02 - Flash Memory Read/Write Error

014002.02 - External RAM Read/Write Error

014003.02 - Abnormal EEPROM

014006.02 - Communication Terminal : Communication Error

014008.02 - Abnormal Internal RAM

014021.02 - Communication Terminal Security Error

014022.02 - SIM Card Error

014023.02 - Security Error

020100.02 - Overheat Alarm

020101.02 - Engine Warning Alarm

020102.02 - Engine Oil Pressure Alarm

020103.02 - Alternator Alarm

020105.02 - Hydraulic Oil Filter Restriction Alarm

020106.02 - Air Cleaner Restriction Alarm

020109.02 - Pilot Control Shutoff Lever Alarm

020110.02 - Fuel Filter Restriction Alarm

020114.02 - Overheat Alarm

020133.02 - Crane Function Alarm

020137.02 - Exhaust Filter Alarm

020141.02 - Exhaust Temperature Alarm

020142.02 - Intake Air Temperature Alarm

020145.02 - Boost Temperature Increase Alarm

020146.02 - Fuel Temperature Increase Alarm

020149.02 - EGR Gas Temperature Alarm

Group 50: Air Conditioner Controller (ACF) Diagnostic Trouble Codes

Air Conditioner Controller (ACF) Diagnostic Trouble Codes

11 - Open Circuit In Air Recirculation Sensor

12 - Short-Circuited Air Recirculation Sensor

13 - Open Circuit In Ambient Air Temperature Sensor

14 - Short-Circuited Ambient Air Temperature Sensor

18 - Short-Circuited Solar Radiation Sensor

21 - Open Circuit In Air Conditioner Freeze Control Switch

22 - Short-Circuited Air Conditioner Freeze Control Switch

43 - Abnormal Air Conditioner And Heater Blower Port Change Servomotor

44 - Abnormal Air Conditioner And Heater Mixer Servomotor

51 - Abnormal Air Conditioner High/Low Pressure Switch

91 - Communication Error

92 - CAN Bus Off Error

Section 9005: Operational Checkout Procedure

Group 10: Operational Checkout Procedure

Operational Checkout

Section 9010: Engine

Group 05: Theory of Operation

Engine Identification

Isuzu Engine

Engine Fuel System Component Location

Engine Cooling System Component Location

Cold Weather Starting Aid

Engine Speed Control System Operation

Group 15: Diagnostic Information

Isuzu Engine

Group 20: Adjustments

Isuzu Engines

Group 25: Tests

Isuzu Engines

Section 9015: Electrical System

Group 05: System Information

Electrical Diagram Information

Group 10: System Diagrams

Explanation of Wire Markings

Fuse and Relay Specifications

System Functional Schematic, Component Location, and Wiring Diagram Master Legend

System Functional Schematic

Cab Harness (W1) Component Location

Cab Harness (W1) Wiring Diagram

Machine Harness (W2) Component Location

Machine Harness (W2) Wiring Diagram

Monitor Harness (W3) Component Location

Monitor Harness (W3) Wiring Diagram

Engine Harness (W4) Component Location

Engine Harness (W4) Wiring Diagram

Engine Sub Harness (W6) Component Location

Engine Sub Harness (W6) Wiring Diagram

Pump Harness (W8) Component Location

Pump Harness (W8) Wiring Diagram

Exhaust Filter Parked Cleaning Switch Harness (W9) Component Location

Exhaust Filter Parked Cleaning Switch Harness (W9) Wiring Diagram

Pilot Shutoff Switch Harness (W11) Component Location

Pilot Shutoff Switch Harness (W11) Wiring Diagram

Exhaust Filter Harness (W12) Component Location

Exhaust Filter Harness (W12) Wiring Diagram

Auxiliary Fuse Box Harness (W13) Component Location

Auxiliary Fuse Box Harness (W13) Wiring Diagram

Heated Air Seat Harness (W14) Component Location

Heated Air Seat Harness (W14) Wiring Diagram

Travel Alarm Cancel Switch Harness (W16) Component Location

Travel Alarm Cancel Switch Harness (W16) Wiring Diagram

Rear Camera Harness (W19) Component Location

Rear Camera Harness (W19) Wiring Diagram

9-Pin Service ADVISOR™ Connector (W20) Component Location

9-Pin Service ADVISOR™ Connector (W20) Wiring Diagram

Pilot Shutoff Valve Harness (W21) Component Location

Pilot Shutoff Valve Harness (W21) Wiring Diagram

Fan Reversing Switch Harness (W23) Component Location

Fan Reversing Switch Harness (W23) Wiring Diagram

Seat Heater Switch Harness (W24) Component Location

Seat Heater Switch Harness (W24) Wiring Diagram

Optional Switch Harness (W25) Component Location

Optional Switch Harness (W25) Wiring Diagram

Starter Switch Harness (W29) Component Location

Starter Switch Harness (W29) Wiring Diagram

Oil Cooler Harness (W31) Component Location

Oil Cooler Harness (W31) Wiring Diagram

Heater and Air Conditioner Harness (W41) Component Location

Heater and Air Conditioner Harness (W41) Wiring Diagram

12 Volt Power Converter Harness (W42) Component Location

12 Volt Power Converter Harness (W42) Wiring Diagram

Control Valve Harness (W43) Component Location

Control Valve Harness (W43) Wiring Diagram

Data Converter CAN Harness (W44) Component Location

Data Converter CAN Harness (W44) Wiring Diagram

Data Converter Harness (W45) Component Location

Data Converter Harness (W45) Wiring Diagram

Counterweight Removal or Install Switch (W46) Component Location

Counterweight Removal or Install Switch (W46) Wiring Diagram

Boom Switch Harness (W47) Component Location

Boom Switch Harness (W47) Wiring Diagram

Cab Light Relay Harness (W48) Component Location

Cab Light Relay Harness (W48) Wiring Diagram

Cab Light Harness (W49) Component Location

Cab Light Harness (W49) Wiring Diagram

Counterweight Cylinder Pressure Sensor Harness (W65) Component Location

Counterweight Cylinder Pressure Sensor Harness (W65) Wiring Diagram

Attachment Pressure Sensor Harness (W66) Component Location

Attachment Pressure Sensor Harness (W66) Wiring Diagram

Counterweight Lever Pressure Sensor Harness (W69) Component Location

Counterweight Lever Pressure Sensor Harness (W69) Wiring Diagram

Satellite (SAT) Harness (W6003) Component Location—If Equipped

Satellite (SAT) Harness (W6003) Wiring Diagram—If Equipped

JDLink™ Harness (W6004) Component Location

JDLink™ Harness (W6004) Wiring Diagram

Group 15: Sub-System Diagnostics

Controller Area Network (CAN) Theory of Operation

Starting and Charging Circuit Theory of Operation

Monitor Controller (DSZ) Circuit Theory of Operation

Engine Control Unit (ECU) Circuit Theory of Operation

Travel Alarm Circuit Theory of Operation

Machine Controller (BCZ) Circuit Theory of Operation

Exhaust Aftertreatment Circuit Theory of Operation

Main Controller (MCZ) Circuit Theory of Operation

Windshield Wiper and Washer Circuit Theory of Operation

Lighting Circuit Theory of Operation

Pilot Shutoff Circuit Theory of Operation

Group 16: Monitor Operation

Service Menu

Troubleshooting

Monitoring

Controller Version

Issued Warning Record

Operation

Machine Setting

Monitor Setting

Engine Setting

Exhaust Filter

Group 20: References

Reading Diagnostic Trouble Codes with Monitor Display

Service ADVISOR™ Diagnostic Application

Service ADVISOR™ Connection Procedure

Reading Diagnostic Trouble Codes with Service ADVISOR™ Diagnostic Application

Clearing Engine Diagnostic Trouble Codes

MPDr Application

MPDr Connection Procedure

Pump Learning Procedure

Torque Calibration Procedure

Pump Swash Angle Control Pressure Offset Adjustment Procedure

Fuse Test

Relay Test

Pressure Sensor Test

Solenoid Test

Proportional Solenoid Test

Temperature Sensor Test

Alternator Test

Electrical Component Checks

Battery Remove and Install

Rear Cover Remove and Install

Main Controller (MCZ) Remove and Install

Engine Control Unit (ECU) Remove and Install

Exhaust Differential Pressure Sensor Zero Point Calibration

Ash Reset

No Load Max

Performing a Service Regeneration

Machine Controller (BCZ) Remove and Install

Data Converter Remove and Install

Monitor Controller (DSZ) Remove and Install

Air Conditioner Controller (ACF) Remove and Install

Key Switch Remove and Install

Right Switch Console Remove and Install

Left Switch Console Remove and Install

Travel Alarm Remove and Install

Disconnect Tab Retainer Connectors

Disconnecting Spring Wire Clip Connectors

Replace DEUTSCH™ Connectors

Replace DEUTSCH™ Rectangular or Triangular Connectors

Install DEUTSCH™ Contact

Replace WEATHER PACK™ Connector

Install WEATHER PACK™ Contact

Replace (Pull Type) Metri-Pack™ Connectors

Replace (Push Type) Metri-Pack™ Connectors

Replace CINCH™ Connectors

Install CINCH™ Contact

Repair 32 and 48 Way CINCH™ Connectors

Remove Connector Body from Blade Terminals

Section 9020: Power Train

Group 05: Theory of Operation

Track Adjuster and Recoil Spring Operation

Travel Gearbox Operation

Group 15: Diagnostic Information

Noisy or Loose Track Chain

Tight Track Chain

Frequent Track Chain Sag Adjustment Required

Excessive Oil Leakage From Front Idler, Track Rollers, or Carrier Rollers

Bent Track Shoes

“Popping” of Track

Cracked Track Link

Chipped Link Rails

Individual Undercarriage Component Wear

Measure Swing Bearing Wear

Section 9025: Hydraulic System

Group 05: Theory of Operation

Hydraulic System Operation

Fan Drive Hydraulic System Operation

Pilot System Operation

Pilot Pump, Pressure Regulating Valve and Filter Operation

Pilot Shutoff Solenoid Valve Operation

Pilot Control Valve Operation

Travel Pilot Control Valve Operation

Boom Up Shockless Valve Operation

Pilot Operation of Control Valve Operation

Pilot Signal Manifold Operation

Pump 1, Pump 2, and Fan Drive Gear Case Operation

Pump 1, Pump 2, Regulator Operation

Fan Drive Pump Regulator Operation

Engine Speed Sensing Control Circuit Operation

Control Valve Operation

Control Valve Check Valves Identification and Operation

Main Relief Valve Circuit Operation

Circuit Relief and Anticavitation Valve Operation

Travel Flow Combiner Valve Circuit Operation

Boom Lower Meter-In Cut Valve Operation

Arm Regenerative Valve Circuit Operation

Bucket Regenerative Valve Circuit Operation

Boom and Arm Reduced Leakage Valves Operation

Arm 1 Flow Rate Control Valve Circuit Operation

Arm 2 Flow Rate Control Valve Circuit Operation

Boom Flow Rate Control Valve Circuit Operation

Swing Flow Rate Control Valve Circuit Operation

Bypass Shutoff Valve Operation

Swing Gear Case Operation

Swing Motor, Crossover Relief Valve, and Make-Up Check Valve Operation

Swing Motor Park Brake Release Circuit Operation

Center Joint Operation

Travel Motor and Park Brake Circuit Operation

Travel Motor Speed Circuit Operation

Counterweight Removal Circuit Operation

Counterweight Removal Cylinder Operation

Boom, Arm, and Bucket Cylinder Operation

Return Filter Operation

Group 15: Diagnostic Information

All Hydraulic Functions Slow

Hydraulic Oil Overheats

No Hydraulic Functions

Poor Combined Operation

Function Does Not Stop When Control Lever Released

Some Functions Slow or Cannot Be Operated, All Others Are Normal

Functions Move in Opposite Direction

All Dig Functions Slow or No Power

Some Dig Functions Slow (Not All)

Load Drifts Down When Control Lever is in Neutral Position

Load Falls When Control Valve is Actuated To Raise Load With Engine Running at Slow Idle

H/P (High Power) Function Does Not Operate, PWR (Power) Mode is Normal

Swing Speed Slow in Both Directions or Does Not Operate

Swing Speed Slow or Does Not Operate in One Direction

Upperstructure Drift with Swing Valve in Neutral

Travel Park Brakes Do Not Apply

Track Will Not Move in One Direction

Track Will Not Move in Either Direction

Travel is Slow or Weak While Turning

Machine Mistracks

Slow Travel Speed or Low Power

Combined Travel and Dig Functions Slow or No Power

Travel is “Jerky”

Machine Will Not Hold Back and Park Brakes Engage and Disengage When Traveling Down an Incline

Machine Will Not Turn Smoothly in One Direction or Park Brake Grabs

Pump 1, Pump 2, Oil Cooler Fan Pump, Radiator Fan Pump, and Pilot Pump Line Identification

Control Valve Line Identification

Swing Motor Line Identification

Pilot Control Valve-to-Pilot Signal Manifold Component Location—Excavator Pattern

Pilot Control Valve-to-Pilot Signal Manifold Component Location—Backhoe Pattern

Pilot Signal Manifold-to-Control Valve Line Connection

Travel Hydraulic System Component Location

Travel Hydraulic System Line Connection

Hydraulic System Schematic

Hydraulic System Component Location

Hydraulic System Line Connections

Fan Drive Hydraulic System Schematic

Fan Drive Hydraulic System Component Location

Group 25: Tests

JT05800 Digital Thermometer Installation

JT02156A Digital Pressure and Temperature Analyzer Kit Installation

Hydraulic Oil Cleanup Procedure

Hydraulic Oil Tank Pressure Release Procedure

Hydraulic Oil Warm-Up Procedure

Pilot Pressure Regulating Valve Test and Adjustment

Control Valve Spool Actuating Pilot Pressure Test

Travel Speed Solenoid Valve (port SC) Test and Adjustment

Exhaust Filter Regulator Solenoid Valve (port SF) Test and Adjustment

Power Dig Solenoid Valve (port SI) Test and Adjustment

Arm Flow Rate Control Solenoid Valve (port SG) Test and Adjustment

Boom Overload Relief Solenoid Valve (port SC) Test and Adjustment

Swing Flow Rate Solenoid Valve (port SI) Test and Adjustment

Main Relief and Power Dig Valve Test and Adjustment

Circuit Relief Valve Test and Adjustment

Boom Mode Relief Valve Test and Adjustment

Pump Servo Piston Minimum Flow Test and Adjustment

Pump Servo Piston Maximum Flow Test and Adjustment

Swing Motor Crossover Relief Valve Test and Adjustment

Travel Motor Crossover Relief Valve Test and Adjustment

Swing Motor Leakage Test

Travel Motor Leakage Test

Cylinder Drift Test—Boom, Arm, and Bucket

Pump Flow Test

Pump Calibration

Radiator Fan Speed Test

Radiator Fan Motor Case Drain Test

Radiator Fan Drive Pump Flow Test

Radiator Fan Drive System Relief Valve Test and Adjustment

Radiator Fan Drive Pump Servo Piston Minimum Flow Test and Adjustment

Radiator Fan Drive Pump Servo Piston Maximum Flow Test and Adjustment

Radiator Fan Drive Pump Flow Rate Test and Adjustment

Oil Cooler Fan Speed Test

Oil Cooler Fan Motor Case Drain Test

Oil Cooler Fan Drive Pump Flow Test

Section 9031: Heating and Air Conditioning

Group 05: Theory of Operation

Air Conditioning System Cycle of Operation

Group 15: Diagnostic Information

No Air Flow From Heater and Air Conditioner Vents

Air Conditioning System Does Not Operate

Air Conditioning Does Not Cool Interior of Cab

Air Conditioning Runs Constantly, Too Cold

Interior Windows Continue to Fog Using Air Conditioner

Heater System Does Not Operate

Heater Does Not Warm Interior of Cab

Interior Windows Continue to Fog Using Heater

Heater and Air Conditioner Component Location

Group 25: Tests

Refrigerant Cautions and Proper Handling

Heater and Air Conditioner Operational Checks

Air Conditioner Compressor Clutch Test

Refrigerant Leak Test

Refrigerant Hoses and Tubing Inspection

Air Conditioner Compressor Belt Check and Adjustment

Operating Pressure Diagnostic Chart

Section 9900: Dealer Fabricated Tools

Group 99: Dealer Fabricated Tools

DFT1218 Split Flange Hose Cap

John Deere 670GLC Excavator Operation and Test Service Manual (TM12175)