3-42 FUEL SYSTEM (DFI)
Throttle Position Sensor (Service Code 11)
Throttle Position Sensor Input Voltage Inspection
○
Be sure the battery is fully charged.
•
Turn the ignition switch OFF.
•
Remove:
Front Seat (see Front Seat Removal in the Frame chap-
ter)
Battery Case Cover (see Battery Removal in the Electri-
cal System chapter)
•
Connect the digital meter to the connector [A] with the
needle adapter set.
Special Tool - Needle Adapter Set: 57001-1457
Throttle Position Sensor Input Voltage
Connection:
Digital Meter (+) → BL/R lead (ECU terminal 49)
Digital Meter (−) → O/BK lead (ECU terminal 56)
•
Turn the ignition switch ON.
•
Measure the input voltage.
Input Voltage
Standard:
DC 4.75 ~ 5.25 V
•
Turn the ignition switch OFF.
If the reading is out of the standard, replace the ECU (see
ECU Removal/Installation).
If the reading is within the standard, check the wiring for
continuity between the main harness connectors accord-
ing to the following procedure.
•
Remove:
Right Air Cleaner Housing (see Right Air Cleaner Hous-
ing Removal)
•
Disconnect the throttle position sensor connector [A].
•
Set the hand tester to the × 1 Ω range and check the wiring
for continuity.
Special Tool - Hand Tester: 57001-1394
If the wiring is good, replace the throttle body assy (see
Throttle Body Assy Removal/Installation).
If the wiring is not good, replace the main harness.
NOTE
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