Checking Spark Plug

CAUTION: Touching hot surfaces can burn skin. The engine, components, and fluids will be hot if the engine has been running. Allow the engine to cool before servicing or working near the engine and components.

1. Park the machine safely. (See Parking Safely in SAFETY.)

2. Raise and secure cargo box with latch support.

3. 
   MXAL47344-UN-16APR13

   From under cargo box, disconnect spark plug wire (A).

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4. 
   MXAL47345-UN-16APR13

   Remove two torx head screws (B).

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5. Tilt seats forward.

6. Remove five torx head screws (C) and remove center panel (D).

7. Disconnect spark plug wire (E) under panel.

8. Remove spark plug(s) using appropriate spark plug socket.

9. Inspect spark plug(s) for:

   • Cracked porcelain.
   • Pitted or damaged electrodes.
   • Other wear or damage.
   
   

10. Clean spark plug(s) carefully with a wire brush.

11. NOTE: In Canada, replace with resistor spark plug only.

    Replace spark plug(s) if necessary.

12. 
    MXAL47346-UN-16APR13

    Check and adjust spark plug gap (F):
    • See SPECIFICATIONS for gap distance.
    
    

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13. Install and tighten spark plug(s). Tighten to specification.

    Item	Measurement	Specification
    Spark Plug	Torque	20.3 N·m (180 lb-in.)

14. Install spark plug wire(s).

15. Install center panel with five torx head screws.

16. Lower seat and install two remaining torx head screws on center panel.

17. Lower the cargo box.