PIAGGIO Beverly 500 i.e. Workshop Manual page 239

Beverly 500 i.e.
Electric characteristic
4-22 =
Resistance equal to the value directly detected at the sensor.
YES go to 13 NO go to 11
11 - If slightly higher values are detected, check the connectors.
If infinite resistance is detected (>1MW), check the continuity between the two lines with disconnected
connectors.
Electric characteristic
Blue-white-4 =
0W (continuity)
Light blue/green-22 =
0 ohm. (Continuity)
YES point 12
12 - Repair or replace the cable harness.
YES go to 10
13 - Check that the sensor circuit is earth insulated.
Electric characteristic
4-23 =
Ω infinite (>1MΩ)
22-23 =
Ω infinite (>1MΩ)
Injection
INJEC - 239