Engine Control System - Suzuki DF 60 Service Manual

ENGINE CONTROL SYSTEM

ENGINE CONTROL SYSTEM STRUCTURE ____________________ 3- 2
SYSTEM STRUCTURE 1 ................................................................................
SYSTEM STRUCTURE 2 ................................................................................
WIRING DIAGRAM FOR ENGINE CONTROL ...............................................
COMPONENTS FOR SYSTEM CONTROL ______________________ 3- 5
ENGINE CONTROL MODULE (ECM) ............................................................
SENSOR AND SWITCH ..................................................................................
IGNITION SYSTEM ________________________________________ 3-12
IGNITION CONTROL SYSTEM ......................................................................
ELECTRONIC FUEL INJECTION SYSTEM _____________________ 3-14
FUEL INJECTION CONTROL SYSTEM.........................................................
FUEL DELIVERY SYSTEM COMPONENTS ..................................................
FUEL PUMP CONTROL SYSTEM .................................................................
AIR INTAKE COMPONENTS ..........................................................................
IDLE AIR CONTROL SYSTEM .......................................................................
CAUTION SYSTEM ________________________________________ 3-23
OVER-REVOLUTION CAUTION SYSTEM .....................................................
LOW OIL PRESSURE CAUTION SYSTEM....................................................
OVERHEAT CAUTION SYSTEM ....................................................................
LOW BATTERY VOLTAGE CAUTION SYSTEM .............................................
SELF-DIAGNOSTIC SYSTEM ________________________________ 3-27
PRIORITY / CODE / PATTERN FOR SELF-DIAGNOSTIC
SYSTEM OPERATION ....................................................................................
CONDITION FOR SELF-DIAGNOSTIC SYSTEM OPERATION ...................
FAIL-SAFE SYSTEM _______________________________________ 3-30
PRE-PROGRAMMED VALUE FOR FAIL-SAFE SYSTEM ............................
OPERATING HOUR INDICATION SYSTEM _____________________ 3-31
OIL CHANGE REMINDER SYSTEM ___________________________ 3-32
START-IN-GEAR PROTECTION SYSTEM ______________________ 3-34
O FEEDBACK SYSTEM ____________________________________ 3-35
2
INSPECTION _____________________________________________ 3-36
PRECAUTION ON SYSTEM INSPECTION ....................................................
44-PIN TEST CORD .........................................................................................
INSPECTION FOR ECM CIRCUIT VOLTAGE ................................................
INSPECTION FOR RESISTANCE ..................................................................
COMPONENT INSPECTIONS ........................................................................
TROUBLESHOOTING ______________________________________ 3-45
REMOVAL / INSTALLATION _________________________________ 3-51
FLYWHEEL / CKP SENSOR / CMP SENSOR ...............................................
OIL PRESSURE SWITCH ...............................................................................
ENGINE CONTROL SYSTEM
CONTENTS
3-1
3- 2
3- 3
3- 4
3
3- 5
3- 8
3-12
3-14
3-16
3-19
3-20
3-21
3-23
3-24
3-25
3-26
3-27
3-29
3-30
3-36
3-36
3-37
3-39
3-40
3-51
3-53