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FI SYSTEM DIAGNOSIS
CONTENTS
PRECAUTIONS IN SERViCiNG 4- 2
ELETRICAL PARTS ..............................................•.....•..........................4- 2
FUSE ..•.....•...................•..................................•............•...........••.............4- 3
ECMN
ARIOUS SENSORS..............................................................•...... 4- 3
ELECTRICAL CIRCUIT INSPECTION PROCEDURE 4- 5
USING TESTERS.•....................•.............................................................4- 8
FI SYSTEM TECHNICAL FEATURES .........................................................•4- 9
INJECTION TIME (INJECTION VOLUME) 4- 9
COMPENSATION
OF INJECTION TIME (VOLUME)..........................•..4-10
INJECTION STOP CONTROL 4-10
INJECTION TIMING............•...................•.............•.................................
4-11
FI SYSTEM PARTS LOCATION...........................•.......•............•......•.....4-12
FI SYSTEM WIRING DIAGRAM 4-14
SELF-DIAGNOSIS FUNCTION 4-15
USER MODE..•........................................................................................4-15
DEALER MODE 4-16
TPS ADJUSTMENT............................................................................•...4-18
FAIL-SAFE FUNCTION.....................•.......•......•...................•........................4-19
FI SYSTEM TROUBLESHOOTING..........•....................................................
4-21
CUSTOMER COMPLAINT
ANAL
YSIS ..•.................••........................••..4-21
SELF-DIAGNOSTIC PROCEDURES 4-23
SELF-DIAGNOSIS RESET PROCEDURE...........•.......•.........•............... 4-23
MALFUNCTION CODE
AND
DEFECTIVE CONDITION 4-24
"C11"
CMP SENSOR CIRCUIT MALFUNCTION.............•.................... 4-26
"C12"
CKP SENSOR CIRCUIT MALFUNCTION....•..............................4-28
"C13"
lAP
SENSOR CIRCUIT MALFUNCTION 4-30
"C14"
TP SENSOR CIRCUIT MALFUNCTION 4-33
"C15"
ECT
SENSOR CIRCUIT MALFUNCTION 4-36
"C21 " IA T SENSOR CIRCUIT MALFUNCTION ........•...................•....••.4-38
"C22"
AP
SENSOR CIRCUIT MALFUNCTION 4-40
"C23"
TO SENSOR CIRCUITMALFUNCTION 4-43
"C24", "C25",
"C26"
or
"C27"
IGINTION SYSTEM
MALFUNCTION ...•..................................................................................
4-44
"C28"
STV
ACTUATOR CIRCUIT MALFUNCTION .............•....•........... 4-45
"C29"
STP SENSOR CIRCUIT MALFUNCTION 4-47
"C31"
GEAR POSITION (GP) SWITCH CIRCUIT
MALFUNCTION 4-50
"C32",
"C33",
"C34"
or
"C35"
FUEL INJECTOR CIRCUIT
MALFUNCTION ....•............•...............................................•............••....••
4-51