PIAGGIO Beverly Tourer 250 i.e. Service Station Manual page 196

Injection
Check the presence of fixed voltage between the
grey/black cable of the remote control base and
earth. If there is none check the continuity of the
grey/black cable between the fuse box (No. 4 10
A) and the remote control base.
N.B.
CONTINUITY TESTS MUST BE CARRIED OUT WITH THE
COMPONENTS DISCONNECTED. (REMOTE CONTROLS,
CONTROL UNIT, FUSES ETC.).
Check there is voltage between pins 21 and 26 of
the interface wiring, for around two seconds, when
switching to «ON».
With the engine cold, check the resistance of the
Lambda sensor heater between pin 21 of the in-
terface wiring and the black green cable of the
injection load remote control base, with the control
unit disconnected and the remote control discon-
nected.
Resistance of the heater at approximately 20° = 9
Ohm ± 20%
CONTROLLO DEL SEGNALE
INJEC - 196
Beverly Tourer 250 i.e.