Fi System - Suzuki GSX1400 Service Manual

PRECAUTIONS IN SERVICING ....................................................... 4- 2
FI SYSTEM TECHNICAL FEATURES .............................................. 4- 8
INJECTION TIME ........................................................................... 4- 8
COMPENSATION OF INJECTION TIME....................................... 4- 9
INJECTION STOP CONTROL ....................................................... 4- 9
FUEL DELIVERY SYSTEM ........................................................... 4-10
FUEL PUMP ................................................................................... 4-11
FUEL PRESSURE REGULATOR .................................................. 4-12
FUEL INJECTOR ........................................................................... 4-12
FUEL PUMP CONTROL SYSTEM ................................................ 4-13
ECM (FI CONTROL UNIT) ............................................................. 4-14
INJECTION TIMING ....................................................................... 4-14
SENSORS ...................................................................................... 4-15
FI SYSTEM PARTS LOCATION ....................................................... 4-19
FI SYSTEM DIAGRAM ...................................................................... 4-21
FI SYSTEM WIRING DIAGRAM........................................................ 4-22
SELF-DIAGNOSIS FUNCTION ......................................................... 4-23
USER MODE .................................................................................. 4-23
DEALER MODE ............................................................................. 4-24
FAIL-SAFE FUNCTION ..................................................................... 4-26
FI SYSTEM TROUBLESHOOTING................................................... 4-27
CUSTOMER COMPLAINT ANALYSIS ......................................... 4-27
SELF-DIAGNOSTIC PROCEDURES ............................................ 4-28
SELF-DIAGNOSIS RESET PROCEDURE .................................... 4-28
MALFUNCTION CODE AND DEFECTIVE CONDITION .............. 4-29
"C11" CMP SENSOR CIRCUIT MALFUNCTION ......................... 4-31
"C12" CKP SENSOR CIRCUIT MALFUNCTION ......................... 4-32
"C13" IAP SENSOR CIRCUIT MALFUNCTION ........................... 4-33
"C14" TP SENSOR CIRCUIT MALFUNCTION ............................. 4-35
"C15" EOT SENSOR CIRCUIT MALFUNCTION .......................... 4-37
"C21" IAT SENSOR CIRCUIT MALFUNCTION ........................... 4-38
"C22" AP SENSOR CIRCUIT MALFUNCTION ............................ 4-39
"C23" TO SENSOR CIRCUIT MALFUNCTION ............................ 4-41
"C24" or "C25" IGNITION SYSTEM MALFUNCTION ................. 4-42
"C28" STV ACTUATOR CIRCUIT MALFUNCTION ...................... 4-42
"C29" STP SENSOR CIRCUIT MALFUNCTION .......................... 4-43
"C31" GEAR POSITION SWITCH CIRCUIT MALFUNCTION ..... 4-45
"C32", "C33", "C34" or "C35" FUEL INJECTION
MALFUNCTION ............................................................................. 4-46
"C41" FP RELAY CIRCUIT MALFUNCTION ................................ 4-47
"C42" IG SWITCH CIRCUIT MALFUNCTION .............................. 4-47
www.GSX1400FE.com

FI SYSTEM

CONTENTS