{"product_id":"tm1972-john-deere-9120-tractor-diagnosis-and-tests-service-manual","title":"TM1972 - JOHN DEERE 9120, 9220, 9320, 9420, 9520, 9620 TRACTOR  DIAGNOSTIC AND TEST SERVICE MANUAL","description":"\u003ch1\u003eDOWNLOAD COMPLETE DIAGNOSTIC AND TEST SERVICE MANUAL FOR JOHN DEERE 9120, 9220, 9320, 9420, 9520, 9620 TRACTOR | PUBLICATION NUMBER - TM1972\u003c\/h1\u003e\n\u003cp\u003eThis comprehensive diagnostic and test service manual covers the complete range of John Deere 9000 Series tractors, including models 9120, 9220, 9320, 9420, 9520, and 9620. Designed for technicians and service professionals, this TM1972 manual provides detailed troubleshooting procedures, diagnostic protocols, and testing methodologies essential for accurate equipment maintenance and repair. Access critical system information, electrical schematics, and component specifications to efficiently identify and resolve operational issues. An indispensable reference for authorized dealers, independent repair shops, and equipment operators requiring professional-grade technical documentation.\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eCONTENT:\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003eForeword\u003cbr\u003eGENERAL\u003cbr\u003eSafety\u003cbr\u003eGeneral Specifications\u003cbr\u003eGeneral References\u003cbr\u003eSERVICE CODES\u003cbr\u003eACU Code Diagnostics\u003cbr\u003eAMS Code Diagnostics\u003cbr\u003eASU Code Diagnostics\u003cbr\u003eATC Code Diagnostics\u003cbr\u003eCCU Code Diagnostics\u003cbr\u003eECU Code Diagnostics\u003cbr\u003eHCU Code Diagnostics\u003cbr\u003eICU Code Diagnostics\u003cbr\u003eJDL Code Diagnostics\u003cbr\u003ePCU Code Diagnostics\u003cbr\u003eSCo Code Diagnostics\u003cbr\u003eSCS Code Diagnostics\u003cbr\u003eSCU Code Diagnostics\u003cbr\u003eSSU Code Diagnostics\u003cbr\u003eSUP Code Diagnostics\u003cbr\u003eOBSERVABLE SYMPTOMS\u003cbr\u003eAxles\u003cbr\u003eElectrical\u003cbr\u003eAg Management Solutions (AMS)\u003cbr\u003eHitch\u003cbr\u003eHeating, Ventilation, and Air Conditioning (Standard)\u003cbr\u003eHeating, Ventilation and Air Conditioning - CLIMATRAK™ (ATC)\u003cbr\u003e-009999)\u003cbr\u003eHeating, Ventilation and Air Conditioning - CLIMATRAK™ (ATC)\u003cbr\u003e(010001-)\u003cbr\u003eOperator Station\u003cbr\u003ePowerShift Transmission\u003cbr\u003ePower Take-Off\u003cbr\u003eSelective Control Valve\u003cbr\u003eSteering\u003cbr\u003eManual Shift Transmission\u003cbr\u003eSYSTEM DIAGNOSIS\u003cbr\u003ePowershift Transmission\u003cbr\u003eManual Shift Transmission\u003cbr\u003eSteering System\u003cbr\u003eAutoTrac Steering System\u003cbr\u003eHydraulic System (Standard)\u003cbr\u003eHydraulic System (Scraper High Flow)\u003cbr\u003eHydraulic System (Ag High Flow)\u003cbr\u003eOperator Station\u003cbr\u003eENGINE\u003cbr\u003eOperational Checks\u003cbr\u003eTests and Adjustments\u003cbr\u003eTheory of Operation\u003cbr\u003eFUEL AND AIR\u003cbr\u003eTheory of Operation\u003cbr\u003eELECTRICAL\u003cbr\u003eTests and Adjustments\u003cbr\u003eTheory of Operation\u003cbr\u003eSchematics and Diagrams\u003cbr\u003eCONTROL UNITS\u003cbr\u003eCodes and Addresses\u003cbr\u003eACU References\u003cbr\u003eASU References\u003cbr\u003eReferences\u003cbr\u003eCCU References\u003cbr\u003eECU References\u003cbr\u003eHCU References\u003cbr\u003eICU References\u003cbr\u003ePCU References\u003cbr\u003ePrF References\u003cbr\u003eSCo References\u003cbr\u003eSCS References\u003cbr\u003eSCU References\u003cbr\u003eSSU References\u003cbr\u003eSUP References\u003cbr\u003eAG MANAGEMENT SOLUTIONS (AMS) - GREENSTAR\u003cbr\u003eGreenstar™ System References\u003cbr\u003eAG MANAGEMENT SOLUTIONS (AMS) - JDLINK™\u003cbr\u003e Accessing Diagnostic Codes and Addresses\u003cbr\u003eDiagnostic Trouble Codes\u003cbr\u003eDiagnostic Addresses\u003cbr\u003eJDLINK™ Machine Messenger Diagnostics\u003cbr\u003eAG MANAGEMENT SOLUTIONS (AMS) - AUTOTRAC\u003cbr\u003eHow to Use This Diagnostic Information\u003cbr\u003eAccessing Diagnostic Addresses and Codes\u003cbr\u003eDiagnostic Trouble Codes\u003cbr\u003eDiagnostic Addresses\u003cbr\u003eAutoTrac Identification\u003cbr\u003e AutoTrac Diagnostics - 9000 Series Factory Installed\u003cbr\u003eAutoTrac Diagnostics - 9000 Series Field Installed\u003cbr\u003eGREENSTAR™ Parallel Tracking Identification\u003cbr\u003eParallel Tracking Diagnostics - 9000 Series Factory Installed\u003cbr\u003eParallel Tracking Diagnostics - 9000 Series Field Installed\u003cbr\u003eGREENSTAR™ Display Diagnostics\u003cbr\u003eGREENSTAR™ Mobile Processor Diagnostics\u003cbr\u003eSTARFIRE™ Receiver Diagnostics\u003cbr\u003eGREENSTAR™ KeyCard Diagnostics\u003cbr\u003eAutoTrac CAN Bus Identification\u003cbr\u003eAutoTrac CAN Bus Diagnostics - 9000 Series Factory Installed\u003cbr\u003eAutoTrac CAN Bus Diagnostics - 9000 Field Installed\u003cbr\u003eAutoTrac CCD Bus Identification\u003cbr\u003eAutoTrac CCD Bus Diagnostics - 9000 Series Factory Installed\u003cbr\u003eAutoTrac CCD Bus Diagnostics - 9000 Series Field Installed\u003cbr\u003eAutoTrac Power Identification\u003cbr\u003eAutoTrac Power Diagnostics - 9000 Series Factory Installed\u003cbr\u003eAutoTrac Power Diagnostics - 9000 Series Field Installed\u003cbr\u003eAutoTrac Status Identification\u003cbr\u003eAutoTrac Status Diagnostics - 9000 Series Factory Installed\u003cbr\u003eAutoTrac Status Diagnostics - 9000 Series Field Installed\u003cbr\u003eAutoTrac Steering Response Identification\u003cbr\u003eAutoTrac Steering Response Diag. - 9000 Series Factory Installed\u003cbr\u003e AutoTrac Steering Response Diag. - 9000 Series Field Installed\u003cbr\u003eAutoTrac Steering Control Unit Identification\u003cbr\u003eAutoTrac Steering Control Unit Diag - 9000 Series Factory Installed\u003cbr\u003eSteering Control Unit Diag - 9000 Series Field Installed\u003cbr\u003eCircuit Code Listing\u003cbr\u003eConnector Information\u003cbr\u003eAG MANAGEMENT SOLUTIONS (AMS) - FIELD DOC™\u003cbr\u003eGPS Position and STARFIRESTARFIRE is a trademark of Deere \u0026amp; Company\u003cbr\u003eReceiver Operation and Tests\u003cbr\u003eFIELD DOCFIELD DOC is a trademark of Deere \u0026amp; Company\u003cbr\u003eBasic Operation and Tests\u003cbr\u003ePOWERSHIFT TRANSMISSION\u003cbr\u003ePreliminary Checks\u003cbr\u003eOperational Checks\u003cbr\u003eTests and Adjustments\u003cbr\u003eTheory of Operation\u003cbr\u003eSchematics and Diagrams\u003cbr\u003eMANUAL SHIFT TRANSMISSION\u003cbr\u003ePreliminary Checks\u003cbr\u003eOperational Checks\u003cbr\u003eTests and Adjustments\u003cbr\u003eTheory of Operation\u003cbr\u003eSchematics and Diagrams\u003cbr\u003eDRIVE SYSTEMS\u003cbr\u003eOperational Checks\u003cbr\u003eTests and Adjustments\u003cbr\u003eTheory of Operation\u003cbr\u003eSchematics and Diagrams\u003cbr\u003eSTEERING AND BRAKES\u003cbr\u003ePreleminary Checks\u003cbr\u003eOperational Checks\u003cbr\u003eTests and Adjustments\u003cbr\u003eTheory of Operation\u003cbr\u003eSchematics and Diagrams\u003cbr\u003eHYDRAULICS\u003cbr\u003ePreliminary Checks\u003cbr\u003eOperational Checks\u003cbr\u003eTests and Adjustments\u003cbr\u003eof Operation\u003cbr\u003eSchematics and Diagrams\u003cbr\u003eOPERATOR STATION\u003cbr\u003ePreliminary Checks\u003cbr\u003eOperational Checks\u003cbr\u003eTests and Adjustments\u003cbr\u003eTheory of Operation\u003cbr\u003eSchematics and Diagrams\u003cbr\u003eTOOLS\u003cbr\u003eFabricated Tools\u003cbr\u003eTest Kits\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003e\u003cstrong\u003eTOTAL PAGE - 5509\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003e\u003cstrong\u003eFILE FORMAT - PDF\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003e\u003cstrong\u003eLANGUAGE - ENGLISH\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"DIGITAL MANUAL DOWNLOAD","offers":[{"title":"Default Title","offer_id":45291609981106,"sku":"","price":178.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0692\/4448\/5810\/files\/TM1972.pdf-1-800x1000.webp?v=1777181884","url":"https:\/\/www.digital-manual.com\/products\/tm1972-john-deere-9120-tractor-diagnosis-and-tests-service-manual","provider":"DIGITAL MANUALS","version":"1.0","type":"link"}