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FI SYSTEM DIAGNOSIS 4-1
4
CONTENTS
FI SYSTEM DIAGNOSIS
PRECAUTIONS IN SERVICING ................................................................... 4- 3
ELECTRICAL PARTS ............................................................................ 4- 3
FUSE....................................................................................................... 4- 4
ECM/VARIOUS SENSORS .................................................................... 4- 4
ELECTRICAL CIRCUIT INSPECTION PROCEDURE........................... 4- 6
USING THE MULTI-CIRCUIT TESTER.................................................. 4- 9
FI SYSTEM TECHNICAL FEATURES.......................................................... 4-10
INJECTION TIME (INJECTION VOLUME) ............................................ 4-10
COMPENSATION OF INJECTION TIME (VOLUME) ............................ 4-11
INJECTION STOP CONTROL ............................................................... 4-11
FI SYSTEM PARTS LOCATION ............................................................ 4-12
FI SYSTEM WIRING DIAGRAM............................................................. 4-14
ECM TERMINAL ........................................................................................... 4-15
SELF-DIAGNOSIS FUNCTION..................................................................... 4-17
USER MODE .......................................................................................... 4-17
DEALER MODE...................................................................................... 4-18
TPS ADJUSTMENT................................................................................ 4-20
FAIL-SAFE FUNCTION ................................................................................ 4-21
FI SYSTEM TROUBLESHOOTING .............................................................. 4-23
CUSTOMER COMPLAINT ANALYSIS.................................................. 4-23
VISUAL INSPECTION............................................................................ 4-24
SELF-DIAGNOSTIC PROCEDURES..................................................... 4-25
SELF-DIAGNOSIS RESET PROCEDURE............................................. 4-25
USE OF SDS DIAGNOSTIC PROCEDURES ........................................ 4-26
USE OF SDS DIAGNOSIS RESET PROCEDURE ................................ 4-27
SHOW DATA WHEN TROUBLE
(DISPLAING DATA AT THE TIME OF DTC) ......................................... 4-28
MALFUNCTION CODE AND DEFECTIVE CONDITION ....................... 4-29
“C11” (P0340) CMP SENSOR CIRCUIT MALFUNCTION.................... 4-33
“C12” (P0335) CKP SENSOR CIRCUIT MALFUNCTION .................... 4-35
“C13” (P0105-H/L) IAP SENSOR CIRCUIT MALFUNCTION............... 4-38
“C14” (P0120-H/L) TP SENSOR CIRCUIT MALFUNCTION ................ 4-44
“C15” (P0115-H/L) ECT SENSOR CIRCUIT MALFUNCTION.............. 4-49
“C21” (P0110-H/L) IAT SENSOR CIRCUIT MALFUNCTION ............... 4-53
“C22” (P1450-H/L) AP SENSOR CIRCUIT MALFUNCTION................ 4-57
“C23” (P1651-H/L) TO SENSOR CIRCUIT MALFUNCTION................ 4-63
“C24” (P0351), “C25” (P0352), “C26” (P0353) or
“C27” (P0354) IGNITION SYSTEM MALFUNCTION........................... 4-66
“C28” (P1655) STV ACTUATOR CIRCUIT MALFUNCTION................ 4-67
“C29” (P1654-H/L) STP SENSOR CIRCUIT MALFUNCTION.............. 4-70