Suzuki 2005 DL650K5, Service Manual

Page: 164 / 701

FI SYSTEM DIAGNOSIS
CONTENTS
PRECAUTIONS IN SERVICING.................................................................... 4- 2
ELECTRICAL PARTS............................................................................. 4- 2
FUSE ....................................................................................................... 4- 3
ECM/VARIOUS 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
FI SYSTEM PARTS LOCATION............................................................. 4-11
FI SYSTEM WIRING DIAGRAM ............................................................. 4-13
SELF-DIAGNOSIS FUNCTION ..................................................................... 4-14
USER MODE........................................................................................... 4-14
DEALER MODE ...................................................................................... 4-15
TPS ADJUSTMENT ................................................................................ 4-16
FAIL-SAFE FUNCTION................................................................................. 4-17
FI SYSTEM TROUBLESHOOTING............................................................... 4-18
CUSTOMER COMPLAINT ANALYSIS .................................................. 4-18
SELF-DIAGNOSTIC PROCEDURES ..................................................... 4-20
SELF-DIAGNOSIS RESET PROCEDURE ............................................. 4-20
MALFUNCTION CODE AND DEFECTIVE CONDITION........................ 4-21
“C12” CKP SENSOR CIRCUIT MALFUNCTION................................... 4-23
“C13” IAP SENSOR CIRCUIT MALFUNCTION .................................... 4-25
“C14” TP SENSOR CIRCUIT MALFUNCTION...................................... 4-28
“C15” ECT SENSOR CIRCUIT MALFUNCTION ................................... 4-31
“C21” IAT SENSOR CIRCUIT MALFUNCTION .................................... 4-33
“C23” TO SENSOR CIRCUIT MALFUNCTION ..................................... 4-35
“C24” or “C25” IGNITION SYSTEM MALFUNCTION .......................... 4-36
“C28” STV ACTUATOR CIRCUIT MALFUNCTION .............................. 4-37
“C29” STP SENSOR CIRCUIT MALFUNCTION ................................... 4-38
“C31” GEAR POSITION (GP) SWITCH CIRCUIT MALFUNCTION ...... 4-41
“C32” or “C33” FUEL INJECTOR CIRCUIT MALFUNCTION .............. 4-42
“C41” FP RELAY CIRCUIT MALFUNCTION......................................... 4-44
“C42” IG SWITCH CIRCUIT MALFUNCTION ....................................... 4-44
“C49” PAIR CONTROL SOLENOID VALVE CIRCUIT
MALFUNCTION ...................................................................................... 4-45
“C44” HO2 SENSOR (HO2S) CIRCUIT MALFUNCTION (E-02, 19)..... 4-47
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