Fi System Diagnosis - Suzuki RM-z450 Owner's Service Manual

12-1

FI SYSTEM DIAGNOSIS

PRECAUTIONS IN SERVICING................................................................. 12- 3
ELECTRICAL PARTS.......................................................................... 12- 3
ECM/VARIOUS SENSORS.................................................................. 12- 4
ELECTRICAL CIRCUIT INSPECTION PROCEDURE ........................ 12- 6
USING THE MULTI-CIRCUIT TESTER ............................................... 12- 9
FI SYSTEM TECHNICAL FEATURES ....................................................... 12-10
INJECTION TIME (INJECTION VOLUME) .......................................... 12-10
COMPENSATION OF INJECTION TIME (VOLUME).......................... 12-11
INJECTION STOP CONTROL ............................................................. 12-11
FI SYSTEM PARTS LOCATION.......................................................... 12-12
FI SYSTEM WIRING DIAGRAM .......................................................... 12-14
ECM TERMINAL......................................................................................... 12-15
SELF-DIAGNOSIS FUNCTION .................................................................. 12-16
DEALER MODE ................................................................................... 12-16
DIAGNOSTIC TROUBLE CODE TABLE ............................................ 12-17
TP SENSOR ADJUSTMENT ............................................................... 12-18
FAIL-SAFE FUNCTION .............................................................................. 12-19
FI SYSTEM TROUBLESHOOTING............................................................ 12-20
CUSTOMER COMPLAINT ANALYSIS................................................ 12-20
VISUAL INSPECTION ......................................................................... 12-21
SELF-DIAGNOSTIC PROCEDURES .................................................. 12-22
SELF-DIAGNOSIS RESET PROCEDURE .......................................... 12-22
DTC AND DEFECTIVE CONDITION ................................................... 12-23
"12" CKP SENSOR CIRCUIT MALFUNCTION .................................. 12-25
"14" TP SENSOR CIRCUIT MALFUNCTION ..................................... 12-27
"15" ECT SENSOR CIRCUIT MALFUNCTION................................... 12-29
"17" IAP SENSOR CIRCUIT MALFUNCTION .................................... 12-31
"21" IAT SENSOR CIRCUIT MALFUNCTION .................................... 12-34
"23" TO SENSOR CIRCUIT MALFUNCTION ..................................... 12-36
"24" IGNITION SYSTEM MALFUNCTION .......................................... 12-37
"31" GP SWITCH CIRCUIT MALFUNCTION...................................... 12-38
"32" FUEL INJECTOR CIRCUIT MALFUNCTION.............................. 12-40
"41" FP RELAY CIRCUIT MALFUNCTION ........................................ 12-42
"63" CRANKSHAFT ROTATION SIGNAL
CIRCUIT MALFUNCTION ............................................................................... 12-44
FI SYSTEM DIAGNOSIS
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