Service information — fuel system General Before disconnecting the fuel feed hose, relieve fuel pressure from the system (page 7-4). Bending or twisting the control cables will impair smooth operation and could cause the cables to stick or bind, resulting in loss of motorcycle...
Troubleshooting — fuel system Engine won't start Deteriorated fuel Bent or kinked fuel hose/fuel tank breather hose Clogged fuel filter Faulty fuel pump or its drive circuit Intake air leak Faulty fuel injector Faulty IACV Faulty ignition system Faulty ECM/PCM (page 4-39) Faulty...
Fuel line inspection Fuel pressure relieving Note: Before disconnecting the fuel hose, relieve pressure from the system as follows. 1. Turn the ignition switch OFF. 2. Lift and support the fuel tank (page 3-3). 3. Disconnect the fuel pump unit 3P (Black) connector [1]....
Fuel tank — removal/installation Removal/installation Relieve the fuel pressure and disconnect the quick connect fitting (page 7-4). Remove the fuel tank mounting bolt [1] and washer [2], then remove the fuel tank [3] by releasing its grooves [4] from the mounting rubbers [5]....
Fuel pump unit — removal, installation, disassembly, inspection and assembly Inspection Turn the ignition switch ON and engine stop switch and confirm that the fuel pump operates for a few seconds. If the fuel pump does not operate, inspect as follows: Turn the ignition switch OFF. Disconnect the fuel pump unit 3P (Black)...
Fuel pump relay — removal/installation Removal/installation Remove the right side cover (page 2-11). Release the relay connectors from the frame and remove the relay cover [1]. Remove the fuel pump relay [2]. Installation is in the reverse order of removal. Relay inspection Remove the...
Air cleaner housing — removal/installation Removal/installation Remove the following: Front cover (page 2-7) Fuel tank (page 7-6) Release the left/right tabs [1] of the air cleaner duct from the inner cover. Left side only: Release the front No.1 sub harness 12P (Black) [2] and No.2 sub...
Throttle body — removal, installation, disassembly and assembly Removal Remove the air cleaner housing (page 7-11). Disconnect the fuel feed hose from the fuel rail (page 7-4). Loosen the band screws (throttle body side) [1]. Disconnect the MAP sensor 3P (Black) connector [1]. Disconnect the IACV 4P (Black)...
Idle control valve (IACV) — removal, installation and inspection Removal Remove the fuel tank (page 7-6). Clean the throttle body to prevent dirt and debris from entering the IACV passage. Disconnect the IACV 4P (Black) connector [1]. Remove the screws [2], setting plate [3], IACV [4], and O-ring [5]. Inspection...
Fuel injector — removal/disassembly Removal/disassembly Remove the ECM/PCM (page 4-39). Clean around the fuel injector base with compressed air before removing the fuel injector, and be sure that no debris is allowed to enter into the combustion chamber. Disconnect the fuel injector...
Secondary air supply system — removal, installation and inspection System inspection Start the engine and warm it up to normal operating temperature. Stop the engine. Remove the air cleaner housing (page 7-11). Check that the secondary air intake port [1] of the element holder is clean and free of carbon deposits....