User's Manual

6-37
FI
CHAPTER 6
FUEL INJECTION SYSTEM
FUEL INJECTION SYSTEM .................................................................... 6-1
WIRING DIAGRAM ............................................................................6-2
ECU’S SELF-DIAGNOSTIC FUNCTION ..........................................6-4
CHECKING FOR A DEFECTIVE ENGINE TROUBLE WARNING
LIGHT BULB...................................................................................6-5
SELF-DIAGNOSTIC FANCTION TABLE...........................................6-5
TROUBLESHOOTING CHART......................................................... 6-7
DIAGNOSTIC MODE.........................................................................6-8
TROUBLESHOOTING DETAILS.....................................................6-12
THROTTLE BODY AND FUEL INJECTOR ..........................................6-26
FUEL TANK......................................................................................6-26
FUEL INJECTOR AND FUEL HOSE..............................................6-28
THROTTLE BODY ...........................................................................6-29
REMOVING THE FUEL TANK.........................................................6-30
REMOVING THE FUEL PUMP .......................................................6-31
CHECKING THE FUEL INJECTOR ................................................6-32
CHECKING THE THROTTLE BODY...............................................6-32
INSTALLING THE FUEL PUMP ......................................................6-33
INSTALLING THE FUEL TANK AND FUEL HOSE ........................6-33
CHECKING THE FUEL PUMP AND PRESSURE REGULATOR
OPERATION.................................................................................6-34
CHECKING THE THROTTLE POSITION SENSOR ......................6-35
CHECKING THE ISC (IDLE SPEED CONTROL) VALVE ..............6-36
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