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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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