Suzuki GW250 Service Manual page 398

9-34 ELECTRICAL SYSTEM
• Move a screwdriver back and forth across the pickup surface
of the speed sensor. The voltage readings should cycle as fol-

lows (0 V 12 V or 12 V
not change, replace the speed sensor with a new one.
NOTE:
The highest voltage reading in this test will be the same as that
of battery (12 V).
• Install the speed sensor and tighten the speed sensor bolt to
the specified torque.
 Speed sensor bolt: 4.5 N·m (0.45 kgf-m, 3.3 lbf-ft)
OIL PRESSURE INDICATOR
NOTE:
Before inspecting the oil pressure switch, check if the engine oil
level is correct. (2-11)
• Disconnect the boot 1 and oil pressure switch lead wire 2
from the oil pressure switch.
• Turn the ignition switch ON.
• Check if the oil pressure indicator light A will light up ground-
ing the lead wire 2. If the oil pressure indicator light A does
not light up, replace the combination meter unit with a new
one after checking the connection of coupler.

0 V). If the voltage reading does
(Battery voltage)
(Battery voltage)