2009 Suzuki 400 LTZ Quad Sport Service Manual, Page 362Get this manual
Brake Control System and Diagnosis:
Rear Brake Light Switch Inspection
Inspect the rear brake light switch in the following procedures: 1) Remove the fuel tank coverRefer to "Exterior Parts Removal and Installation in Section 9D (Page 9D4)"2) Disconnect the rear brake light switch lead coupler (1)
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Brake Fluid Level Check
Refer to "Brake System Inspection in Section 0B (Page 0B-17)"
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Brake Hose Inspection
Refer to "Brake System Inspection in Section 0B (Page 0B-17)"
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Air Bleeding from Brake Fluid Circuit