APRILIA TUONO V4 R a-PRC ABS User Manual

The engine does not start
THE ENGINE DOES NOT START, THE INSTRUMENT PANEL TURNS ON.
CAUTION
THE DIAGNOSIS INSTRUMENT MUST FUNCTION CORRECTLY AND MUST BE UPDATED.
CAUTION
BEFORE STARTING THE TROUBLESHOOTING PROCEDURE, MAKE SURE THAT:
1) THE BATTERY VOLTAGE IS GREATER THAN 12V;
2) THE MAIN, 30 A FUSE IS INTACT AND INSERTED CORRECTLY;
3) THE SECONDARY FUSES ARE INTACT AND INSERTED CORRECTLY.
NOTE
THE NUMBER OF THE INDICATED RELAY REFERS TO THE ELECTRICAL CIRCUIT DIAGRAM.
THE POSITION OF THE RELAY ON THE VEHICLE IS INDICATED IN THE CHAPTER "ELECTRICAL
SYSTEM/COMPONENT LAYOUT/RELAY LAYOUT".
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1- WHEN THE IGNITION KEY IS TURNED TO THE "ON" POSITION, THE INSTRUMENT
CLUSTER SWITCHES ON AND, WHILE NO "SERVICE" OR "URGENT SERVICE" MAL-
FUNCTION INDICATIONS ARE PRESENT, THE MESSAGE ECU and CURRENT SOCK-
ET DISCONNECTED APPEAR AT THE BOTTOM OF THE PANEL?
If YES, go to the CONTROL UNIT POWER SUPPLY CHECK; NO, go to point 2
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2. IS THE FUEL PUMP RUNNING?
YES, go to point 3; NO, go to the FUEL PUMP CHECK
•
3. DOES THE DIAGNOSTIC TOOL COMMUNICATE WITH THE CONTROL UNIT? IN
OTHER WORDS: AFTER SELECTING FUEL IN INJECTION AND PERFORMING THE
SUBSEQUENT INSTRUCTIONS, ARE THE PARAMETERS, STATES ETC. DISPLAYED
WHEN THE IGNITION KEY IS TURNED TO THE "ON" POSITION?
YES, go to point 4; NO, go to the DIAGNOSTIC TOOL CONNECTION CHECK
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4. USING THE DIAGNOSTIC TOOL ("DEVICE ACTIVATION" PAGE, INJECTOR ICON)
ACTIVATE ONE OF THE LOWER INJECTORS (WE RECOMMEND DISCONNECTING
THE 4 PIN BLACK FUEL PUMP CONNECTOR ON THE LEFT HAND SIDE): IS THE IN-
JECTOR ACTIVATED?
YES, go to point 5, NO, go to the INJECTION RELAY CHECK 33
5. DOES THE STARTER MOTOR STAR RUNNING WHEN THE STARTER BUTTON IS PRESSED?
YES, SEE THE CHAPTER "ELECTRICAL SYSTEM/CHECKS AND CONTROLS/ENGINE RPM SEN-
SOR" and, if the sensors function correctly, go to point 16; NO, go to point 6
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6. WHAT DOES THE "START ENABLE" STATE ICON ON THE DIAGNOSTIC TOOL DE-
VICE STATES PAGE INDICATE, ICON 0/1?
SI', go to the STARTER BUTTON CHECK; NO, go to point 7
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7. WHAT DOES THE "TIP-OVER SENSOR" STATE ICON ON THE DIAGNOSTIC TOOL
DEVICE STATES PAGE INDICATE, ICON 0/1?
If it indicates the NORMAL state, go to point 8, if it indicates TIP OVER, go to point 12
TUONO V4 R a-PRC ABS Troubleshooting
TROUBL - 87

APRILIA TUONO V4 R a-PRC ABS Specifications

General

Brand	APRILIA
Model	TUONO V4 R a-PRC ABS
Category	Motorcycle
Language	English