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RSV4 Factory a-PRC
THE RELAY NUMBER SPECIFIED REFERS TO THE WIRING DIAGRAM. THE POSITION OF THE
RELAY ON THE VEHICLE IS INDICATED IN THE "ELECTRICAL SYSTEM/COMPONENT LAYOUT/
RELAY LAYOUT" CHAPTER.
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1- WITH THE KEY TURNED TO "ON", THE INSTRUMENT PANEL LIGHTS UP BUT NO
FAULT INDICATION IS SHOWN WITH INDICATION "SERVICE" OR "URGENT SERVICE"
BUT THE WORD ECU IS READ BELOW and THE PLUG SOCKET DISCONNECTED?
YES, go to CONTROL UNIT SUPPLY CHECK; NO, go to 2
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2. IS THE FUEL PUMP ACTIVATED?
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3. THE DIAGNOSIS INSTRUMENT COMMUNICATES WITH THE CONTROL UNIT? THAT
IS, AFTER SELECTING FUEL INJECTION, AND FOLLOWING THE INSTRUCTION, WITH
KEY SET TO "ON", THE PARAMETERS, STATUSES, ETC. ARE READ?
YES, go to 4; NO, go to DIAGNOSIS INSTRUMENT CONNECTION CHECK
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4. WITH DIAGNOSIS INSTRUMENT ("DEVICES ACTIVATION" SCREEN PAGE, INJEC-
TOR ICON) CARRY OUT ACTIVATION OF A LOWER INJECTOR (IT IS ADVISED TO
DISCONNECT THE BLACK FUEL PUMP 4-PIN CONNECTOR, ON THE RIGHT): IS THE
INJECTOR ACTIVATED?
YES, go to 5, NO, go to INJECTION RELAY 33 CHECK
5. DOES THE MOTOR TURN WHEN THE STARTER SWITCH IS PRESSED?
YES, SEE CHAPTER "ELECTRICAL SYSTEM/CHECK AND CONTROLS/ENGINE SPEED SEN-
SOR and if engine speed sensor works correctly, go to 16; NO, go to 6
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6. WHAT DOES THE "START-UP ENABLING SWITCH" STATUS IN THE DIAGNOSIS
INSTRUMENT, DEVICE STATUS SCREEN PAGE, ICON 0/1 MEAN?
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7. WHAT DOES THE "FALL SENSOR" STATUS IN THE DIAGNOSIS INSTRUMENT, DE-
VICE STATUS SCREEN PAGE, ICON 0/1 MEAN?
If NORMAL is shown, go to 8; if TIP OVER is shown, go to 12
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8. WITH THE SWITCH SET TO "RUN", WHAT DOES THE "RUN-STOP SWITCH" STATUS
ON THE DIAGNOSIS INSTRUMENT, DEVICE STATUS SCREEN PAGE, ICON 0/1
MEAN?
If "RUN" is shown, go to 9; if "STOP" is shown, go to 15
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9. CHECK THROUGH THE DIAGNOSIS INSTRUMENT THE CORRECT OPERATION OF
THE SIDE STAND, THE NEUTRAL SENSOR, THE CLUTCH SENSOR: OPERATE ANY
DEVICE AND CHECK THE SUITABLE INDICATION ON THE DEVICE STATUS, ICON 0/1
SCREEN PAGE.
If there is a fault, go to 10; if everything works correctly, go to 11
YES, go to 3; NO, go to FUEL PUMP CHECK
YES, go to STARTER SWITCH CHECK; NO, go to 7
Troubleshooting
TROUBL - 89
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