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MF9_UK
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Instruction
Check whether the pump starts working
when activating ignition.
make sure the the pump connector is
inserted correctly.
Disconnect the ECM and proceed to test
1.
Disconnect the fuel pump and proceed to
test 4.
Possible cause
Fuel system pump damaged
Open or short circuit to the
chassis
Short circuit to the positive
battery pole (+)
Fault code
P0230
P1231
P1232
FUEL PUMP – MC 1000 ECM
Instruction
Disconnect the fuel pump and proceed to
test 2
Rectify the fault, proceed to test 5
Proceed to test 3
Locate and rectify the cable fault, proceed
to test 5
Procedere al test 4
Locate and rectify the cable fault, proceed
to test 5
Procedere al test 5
Locate and rectify the cable fault, proceed
to test 5
Activity carried out – terminate the test
Contact the Benelli assistance
Result
OK
Fault
OK
Short circuit
OK
Open circuit
OK
Short circuit
OK
Fault
Test
1 - Check the integrity of the terminal
and the cable:
- ECM pin 1/H1
2 - Check the cable for short circuiting:
- pin dell’ECM 1/H1 to the chassis
3 - Check the continuity of the cable:
- pin 1/H1 to fuel pump pin 2
- fuel pump pin 1 +12 vDC with ignition
key on
4 - Check the cable for short circuiting:
- ECM pin 1/H1 to ECM pin 2/E1
5 - Reconnect the cabling, cancel the
fault code and activate the engine
to check the elimination of the fault
LOCATION TEST
Содержание Tornado Tre Novicento 903
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