Suzuki DF 90 Service Manual page 49

ENGINE CONTROL SYSTEM
ENGINE CONTROL SYSTEM STRUCTURE ____________________
SYSTEM STRUCTURE 1 ............................................................................... 3-2
SYSTEM STRUCTURE 2 ............................................................................... 3-3
WIRING DIAGRAM FOR ENGINE CONTROL .............................................. 3-4
COMPONENTS FOR SYSTEM CONTROL _____________________
ENGINE CONTROL MODULE (ECM) ........................................................... 3-5
ECM CONNECTOR / TERMINALS LAYOUT ................................................. 3-6
ECM INTERNAL STRUCTURE ...................................................................... 3-7
SENSOR AND SWITCH ................................................................................. 3-8
IGNITION SYSTEM ________________________________________
IGNITION CONTROL SYSTEM ..................................................................... 3-12
ELECTRONIC FUEL INJECTION SYSTEM _____________________
FUEL INJECTION CONTROL SYSTEM ....................................................... 3-14
FUEL DELIVERY SYSTEM COMPONENTS ................................................. 3-16
FUEL PUMP CONTROL SYSTEM ................................................................ 3-19
AIR INTAKE COMPONENTS ......................................................................... 3-20
IDLE AIR CONTROL SYSTEM ...................................................................... 3-21
CAUTION SYSTEM _______________________________________
OVER-REVOLUTION CAUTION SYSTEM .................................................... 3-23
LOW OIL PRESSURE CAUTION SYSTEM................................................... 3-24
OVERHEAT CAUTION SYSTEM ................................................................... 3-25
LOW BATTERY VOLTAGE CAUTION SYSTEM ............................................ 3-26
SELF-DIAGNOSTIC SYSTEM _______________________________
PRIORITY / CODE / PATTERN FOR SELF-DIAGNOSTIC
SYSTEM OPERATION ................................................................................... 3-27
CONDITION FOR SELF-DIAGNOSTIC SYSTEM OPERATION ................... 3-29
FAIL-SAFE SYSTEM ______________________________________
PRE-PROGRAMMED VALUE FOR FAIL-SAFE SYSTEM ............................ 3-30
OPERATING HOUR INDICATION SYSTEM ____________________
OIL CHANGE REMINDER SYSTEM __________________________
START-IN-GEAR PROTECTION SYSTEM ______________________
O FEEDBACK SYSTEM ___________________________________
2
INSPECTION_____________________________________________
PRECAUTION ON SYSTEM INSPECTION ................................................... 3-35
44-PIN TEST CORD ....................................................................................... 3-35
INSPECTION FOR ECM CIRCUIT VOLTAGE ............................................... 3-36
INSPECTION FOR RESISTANCE ................................................................. 3-38
COMPONENT INSPECTIONS ....................................................................... 3-39
TROUBLESHOOTING _____________________________________
REMOVAL / INSTALLATION ________________________________
FLYWHEEL ..................................................................................................... 3-51
CKP SENSOR / CMP SENSOR ..................................................................... 3-53
OIL PRESSURE SWITCH .............................................................................. 3-54
ENGINE CONTROL SYSTEM
CONTENTS
3-1
3-2
3
3-5
3-12
3-14
3-23
3-27
3-30
3-31
3-32
3-33
3-34
3-35
3-45
3-51