ECU Fuse Removal
Refer to the 30 A Main/15 A ECU Fuse Removal in the Electrical System chapter.
ECU Fuse Installation
If a fuse fails during operation, inspect the DFI system to determine the cause, and then replace it with a new fuse of proper amperage.
ECU Fuse Inspection
Refer to the Fuse Inspection in the Electrical System chapter.
ECU Main Relay Removal/Installation
The ECU main relay is built in the relay box [A].

ECU Main Relay Inspection
Refer to the Relay Circuit Inspection in the Electrical System chapter.
CAN Communication Line
Fuel LineRear Master Cylinder Removal
Unscrew the brake hose banjo bolt [A] and remove the
brake hose (see Brake Hose and Pipe Replacement in
the Periodic Maintenance chapter).
Remove:
Rear Master Cylinder Mounting Bolts [B]
Foot Guard [C]
Screw and Stopper [D]
Bolt [E]
Front Footpeg Bracket Bolts [F]
Cable Guide [G ...
Switch Inspection
Using a hand tester, check to see that only the connections
shown in the table have continuity.
Special Tool - Hand Tester: 57001-1394
For the switch housings and the ignition switch, refer to
the tables in the Wiring Diagram.
If the switch has an open or short, repair it or replace it
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Throttle Body Assy Disassembly
1. Throttle Body Assy
2. Subthrottle Valve Actuator
3. Idle Speed Control Valve Actuator
4. Main Throttle Sensor
5. Subthrottle Sensor
6. Primary Fuel Injectors
7. Delivery Pipe Assy
NOTICE
Do not remove, disassemble or adjust the main
throttle sensor, subthrottle sensor, subthrottle
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