Yamaha YZF-R125 Service Manual: Checking the fuel line

1. Remove:

  • Left side panel Refer to "GENERAL CHASSIS" on page 4-1.

2. Lift the fuel tank. (Do not disconnect the fuel hose, drain hose

3. Check:

Fuel hose "1" Cracks/damage → Replace.

Loose connection Connect properly.

Checking the fuel line


4. Install:

  • Fuel tank Refer to "FUEL TANK" on page 7-1.
  • Left side panel Refer to "GENERAL CHASSIS" on page 4-1.
    Checking the throttle body joint and air filter case joint
    1. Remove: Right lower side cowling Left lower side cowling Refer to "GENERAL CHASSIS" on page 4-1. 2. Check: Throttle body joint "1" Air filter case joint "2" Cracks/damage Replace ...

    Checking the cylinder head breather hose
    1. Remove: Left side panel Refer to "GENERAL CHASSIS" on page 4-1. 2. Check: Cylinder head breather hose "1" Cracks/damage → Replace. Loose connection → Connect properly ...

    Other materials:

    Bleeding the hydraulic brake system
    WARNINGBleed the hydraulic brake system whenever: the system is disassembled. a brake hose is loosened, disconnected or replaced. the brake fluid level is very low. brake operation is faulty. NOTE: Be careful not to spill any brake fluid or allow th ...

    Specifications
    Dimensions: Overall length: 2015 mm (79.3 in) Overall width: 660 mm (26.0 in) Overall height: 1065 mm (41.9 in) Seat height: 818 mm (32.2 in) Wheelbase: 1355 mm (53.3 in) Ground clearance: 155 mm (6.10 in) Minimum turning radius: 3100 mm (122.0 in) Weight: With oil and fuel: 138.0 k ...

    Checking the bulbs and bulb sockets
    NOTE: Do not check any of the lights that use LEDs. Check each bulb and bulb socket for damage or wear, proper connections, and also for continuity between the terminals. Damage/wear  Repair or replace the bulb, bulb socket or both. Improperly connected Properly connect. No c ...

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