Service manual

FUEL SYSTEM (DFI) 3-57
Speed Sensor (Service Code 24)
Speed Sensor Removal
•
Refer to the Speed Sensor Removal in the Electrical Sys-
tem chapter.
Speed Sensor Installation
•
Refer to the Speed Sensor Installation in the Electrical
System chapter.
Speed Sensor Inspection
•
Refer to the Speed Sensor Inspection in the Electrical
System chapter.
Input Voltage Inspection
•
Remove:
Right Footboard (see Right Footboard Removal in the
Flame c hapter)
NOTE
○
Be sure the battery is fully charged.
•
Turn the ignition switch OFF.
•
Disconnect the speed sensor connector.
•
Connect the measuring adapter [A] between the harness
connector [B] and speed sensor connector [C].
Special Tool - Speed Sensor Measuring Adapter: 57001
-1667
•
Connect a digital meter [D] to the measuring adapter lead
connectors.
Speed Sensor Input Voltage
Connections to Adapter
Meter (+) → BK/Y (sensor BR) lead
Meter (−) → BL/Y (sensor BK/Y) lead
•
Measure the input voltage with the engine stopped, and
with the connectors joined.
•
Turn the ignition switch ON.
Input Voltage at Sensor
Standard:
Battery Volta g e
If the reading is out of the range, check the wiring.
If the reading is good, check the output voltage.
•
Turn the ignition switch OFF.