FI SYSTEM DIAGNOSIS 4-1 FI SYSTEM DIAGNOSIS CONTENTS 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 4 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 E DEALER MODE...................................................................................... 4-18 L TPS ADJUSTMENT................................................................................ 4-20 P FAIL-SAFE FUNCTION................................................................................ 4-21 FI SYSTEM TROUBLESHOOTING.............................................................. 4-23 M CUSTOMER COMPLAINT ANALYSIS.................................................. 4-23 VISUAL INSPECTION............................................................................ 4-24 A SELF-DIAGNOSTIC PROCEDURES..................................................... 4-25 SELF-DIAGNOSIS RESET PROCEDURE............................................. 4-25 S 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...............4-37 “C14” (P0120-H/L) TP SENSOR CIRCUIT MALFUNCTION................4-43 “C15” (P0115-H/L) ECT SENSOR CIRCUIT MALFUNCTION..............4-48 “C21” (P0110-H/L) IAT SENSOR CIRCUIT MALFUNCTION...............4-52 “C22” (P1450-H/L) AP SENSOR CIRCUIT MALFUNCTION................4-56 “C23” (P1651-H/L) TO SENSOR CIRCUIT MALFUNCTION................4-61 “C24” (P0351), “C25” (P0352), “C26” (P0353) or “C27” (P0354) IGNITION SYSTEM MALFUNCTION..................................................... 4-64 “C28” (P1655) STV ACTUATOR CIRCUIT MALFUNCTION................4-65 “C29” (P1654-H/L) STP SENSOR CIRCUIT MALFUNCTION..............4-68