APRILIA TUONO V4 R a-PRC ABS User Manual

•
2. CHECK THE CONTROL UNIT CONNECTOR AS WELL AS THE DIAGNOSIS BLACK
CONNECTOR
YES, go to 3; NO, restore faulty connector - END
•
3. CHECK CORRECT OPERATION OF THE DIAGNOSIS INSTRUMENT CONNECTION
CABLE AND THE CORRECT INSTALLATION OF THE PLIERS ON THE BATTERY - END
•
4. CHECK ENGINE CABLE HARNESS - VEHICLE CABLE HARNESS CONNECTOR -
END
INJECTION RELAY 33 CHECK
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1. CHECK CONTINUITY OF THE ORANGE/GREEN CABLE FROM THE LOWER INJEC-
TOR AT PIN 3 OF THE INJECTION RELAY 33, ALSO CHECKING THE ENGINE CABLE
HARNESS - VEHICLE CABLE HARNESS CONNECTOR AND THE INJECTION RELAY
CONNECTOR
If there is continuity, go to 2; if there is not continuity, restore cable harness - END
•
2. WITH KEY SET TO "ON", IS THERE VOLTAGE ON RED/BROWN CABLE OF THE
INJECTION RELAY CONNECTOR, ON THE CABLE HARNESS SIDE?
YES, go to 3; NO, go to 6
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3. WITH KEY SET TO "ON", IS THERE VOLTAGE ON ORANGE CABLE OF THE INJEC-
TION RELAY CONNECTOR, ON THE CABLE HARNESS SIDE?
YES, go to 4; NO, go to 7
•
4. CHECK CORRECT OPERATION OF THE RELAY, THAT IS, PROVIDING VOLTAGE
ON THE CORRESPONDING PIN TO THE RED/BROWN CABLE AND GROUND ON SPE-
CIFIC PIN TO THE BROWN/BLACK CABLE IS THERE CONTINUITY BETWEEN THE
OTHER TWO RELAY PINS?
YES, go to 5; NO, replace the relay - END
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5. REPLACE THE CONTROL UNIT - END
•
6. CHECK CONTINUITY OF RED/BROWN CABLE FROM THE INJECTION RELAY 33 TO
THE PROTECTION RELAY 16
If there is continuity, go to PROTECTION RELAY 16 CHECK; if there is not continuity, restore
cable harness - END
•
7. CHECK CONTINUITY OF THE CABLE FROM THE INJECTION RELAY 33 TO THE
PROTECTION RELAY 19: ORANGE (BETWEEN RELAY 33 AND FUSE F) and RED/
BROWN (BETWEEN FUSE RELAY F AND RELAY 16)
If there is continuity, go to PROTECTION RELAY 16 CHECK; if there is not continuity, restore
cable harness - END
Troubleshooting TUONO V4 R a-PRC ABS
TROUBL - 90

APRILIA TUONO V4 R a-PRC ABS Specifications

General

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