APRILIA RSV4 RR Service Station Manual page 100

Troubleshooting
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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
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2. WITH KEY SET TO "ON" IS THERE VOLTAGE ON RED/BROWN CABLE OF THE IN-
JECTION RELAY CONNECTOR, ON THE CABLE HARNESS SIDE?
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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?
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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?
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5. REPLACE THE CONTROL UNIT - END
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6. CHECK CONTINUITY OF RED/BROWN CABLE FROM THE INJECTION RELAY 33 TO
THE PROTECTION RELAY 19
If there is continuity, go to PROTECTION RELAY 19 CHECK; if there is not continuity, restore
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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 19)
If there is continuity, go to PROTECTION RELAY 19 CHECK; if there is not continuity, restore
PROTECTION RELAY 19 CHECK
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1. WITH KEY SET TO OFF, DISCONNECT THE RELAY CONNECTOR AND CHECK
CONTINUITY OF BLUE CABLE WITH GROUND
If there is continuity, go to 2; if there is not continuity, restore cable harness - END
TROUBL - 100
YES, go to 3; NO, go to 6
YES, go to 4; NO, go to 7
YES, go to 5; NO, replace the relay - END
cable harness - END
cable harness - END
RSV4 RR/RF