John Deere Electronic Fuel Injection Systems Official Component Service Technical Manual

John Deere Electronic Fuel Injection Systems Official Component Service Technical Manual 

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This is the COMPLETE Official Component Service Technical Manual for the John Deere Electronic Fuel Injection Systems.

This PDF file is Bookmarked and SEARCHABLE to make what you need easy to find. 

Models And Serials :

 All Years & Serials Covered 
(CTM68 (21FEB97))

CONTENTS : 

Group 00—Safety . . . . . . . . . . . . . . . . . . . 00-1
Group 02—General Information
About This Manual . . . . . . . . . . . . . . . . . . . 02-1
Engine Controller Serial Number Plate . . . . . . 02-1
Injection Pump Serial Number Plate . . . . . . . 02-2
Glossary of Terms . . . . . . . . . . . . . . . . . . . 02-3
System Power Requirements . . . . . . . . . . . . 02-5
Engine Controller Environmental Restrictions . . 02-5
Electrical Concepts . . . . . . . . . . . . . . . . . . . 02-5
Using a Digital Multimeter . . . . . . . . . . . . . . 02-6
Use of a Diagnostic Reader . . . . . . . . . . . . . 02-8
Group 05—Fuel Injection System Components
Major System Components . . . . . . . . . . . . . 05-1
Engine Controller . . . . . . . . . . . . . . . . . . . . 05-1
Robert Bosch Injection Pump/Actuator Assembly . .05-2
Nippondenso Injection Pump/Actuator Assembly . . 05-5
Auxiliary Speed Sensor . . . . . . . . . . . . . . . . 05-7
Transient Voltage Protection Module (TVP) . . 05-8
Group 10—Basic System and Diagnostic Features
How The Electronically-Controlled Fuel Injection System Works
Description . . . . . . . . . . . . . . . . . . . . . . . 10-1
Operation . . . . . . . . . . . . . . . . . . . . . . . 10-2
Self-Diagnosis and Back-Up Features . . . . . . 10-2
Fault Lamp Operation . . . . . . . . . . . . . . . . . 10-3
Governor Modes . . . . . . . . . . . . . . . . . . . . 10-4
Starting Control . . . . . . . . . . . . . . . . . . . . . 10-5
Maximum Fuel Quantity Control . . . . . . . . . . 10-6
Smoke Control . . . . . . . . . . . . . . . . . . . . . 10-7
Fuel Temperature Compensation . . . . . . . . . 10-7
Fuel Flow/Throttle Output Signal . . . . . . . . . . 10-8
Auxiliary Speed Output Signal . . . . . . . . . . . 10-8
Understanding the Throttle Options . . . . . . . . 10-9
Diagnostic Codes Operation . . . . . . . . . . . . 10-11
Using the Electronic Governor Tester—JT05829 . . 10-13
Listing of Diagnostic Codes . . . . . . . . . . . . 10-16
Group 15—Robert Bosch Fuel System Connectors
Engine Controller Connector (X1) . . . . . . . . . 15-1
Auxiliary Speed Sensor Connector (X2) . . . . . 15-4
Fuel Shut-Off Solenoid Connector (X11) . . . . 15-5
Actuator Connector (X12) . . . . . . . . . . . . . . 15-6
Fuel Temperature Sensor Connector (X13) . .15-7
In-Line Connectors (X7, X8, X9, X10) . . . . . . 15-7
Service Connectors (X3, X4, X5, X6) . . . . . . . 15-8
Using the Diagnostic Voltages Connector (X3) . . . . 15-8
Using the Diagnostic Reader Connector (X4) . . . . 15-12
Group 20—Nippondenso Fuel System Connectors
Engine Controller Connector (X1) . . . . . . . . . 20-1
Auxiliary Speed Sensor Connector (X2) . . . . . 20-4
Fuel Shut-Off Solenoid Connector (X10) . . . . 20-4
Actuator Connectors (X7, X9) . . . . . . . . . . . . 20-5
Fuel Temperature Sensor Connector (X8) . . . . 20-6
Service Connector—X3, X4, X5 . . . . . . . . . . 20-7
Using the Diagnostic Voltages Connector (X3) .. . . . . 20-7
Using the Diagnostic Reader Connector (X4) . . .. . . . 20-11
Group 25—Robert Bosch Fuel Injection System Diagnostic Procedures
How to Start Troubleshooting a Problem . . . . 25-1
Troubleshooting Tools Needed . . . . . . . . . . . 25-2
Troubleshooting Suggestions . . . . . . . . . . . . 25-2
Initial Operational Checks . . . . . . . . . . . . . . 25-6
Symptom-Only Procedures . . . . . . . . . . . . 25-11

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