Circuit check
Proceed as follows:
1 - Set the switch to "ON" with emergency switch to "RUN" and side stand raised. The pump rotates for
2 seconds.
YES go to 2 NO go to 3
2 - Try to start up. Check that the engine speed matches the pump rotation.
YES go to 4 NO go to 5
3 - The pump does not rotate, or it rotates uninterruptedly.
YES go to 5
4 - The pump power supply is conforming.
5 - Connect the diagnostic tester to the scooter system.
YES go to 6
Specific tooling
020680Y Diagnosis Tool
6 - Try to start up. Select the function "ERRORS"
in the menu. Check whether there are any failures.
YES go to 7 YES go to 8 NO go to 28
7 - Pump control relay circuit failure.
YES go to 9
8 - Failure of:
- injector
- H.V. coil
- Signals panel
YES go to 18
9 - The control unit has detected a failure on the line of pin 19
YES go to 10 YES go to 11
10 - Line to earth. In this case, the pump always starts to rotate if there is a continuous power supply.
YES point 12
11 - Interrupted line. The relay cannot control the pump feeding
YES go to 13
Beverly 500 i.e. Injection
INJEC - 195
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