Inspecting Alternator Belt


Inspect Belt

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

  2. Disconnect negative (-) battery cable.

  3. MXAL44241
    MXAL44241-UN-10APR13

    Remove two bolts (A) and belt cover (B) from machine.


  4. MXAL44242
    MXAL44242-UN-10APR13

    Inspect belt (C) for wear or damage. Replace if worn or damaged. (See “Replace Belt” for procedure.)


  5. Test belt tension at location (D) (half way between alternator and engine pulley). Deflection and force should be to specification.

    ItemMeasurementSpecification
    BeltDeflection5 mm (13/64 in.)
    Belt Force89 N (20 lb)

    • To adjust belt tension, loosen bolt (E) and bolt (F). Rotate alternator (G) to obtain the specified deflection and force at location (D), and tighten bolt (F). Tighten bolt (E).

      ItemMeasurementSpecification
      BeltDeflection5 mm (13/64 in.)
      Belt Force89 N (20 lb)


  6. Install belt cover with bolts.

  7. Connect negative (-) battery cable.


Replace Belt

  1. Remove belt cover.

  2. MXAL44243
    MXAL44243-UN-10APR13

    Loosen bolt (A) and bolt (B).


  3. Rotate alternator (C) and remove belt (D) from alternator pulley, water pump pulley (E), and crankshaft pulley (F).

  4. Install new belt around all three pulleys. Rotate alternator (C) to obtain specified deflection and force at location (H), and tighten bolt (B). Tighten bolt (A).

    ItemMeasurementSpecification
    BeltDeflection5 mm (13/64 in.)
    Belt Force89 N (20 lb)

  5. Install belt cover with bolts.

MP47322,00F4880-19-20130403