Monday, February 13, 2012

How to replace Timing Belt and Tensioner on 2001 Dodge Neon?

Timing belt loosing its tension.Timing belt got over stretched.Timing belt tensioner got worn out.

In this cases the timing belt and timing belt tensioner needs to be inspected.To get it replaced.

The details and procedure to complete this task is as follows :----

Removal & Installation

2.0L (VIN C) Engine
  1. Before servicing the vehicle, refer to the Precautions section.
  2. Remove or disconnect the following:

    Negative battery cable
    Drive belts and accessories
    Right inner splash-shield
    Crankshaft damper
    Right engine mount
  3. Place a support under the engine.
    When tensioner is removed from the engine it is necessary to compress the plunger into the tensioner body.

    Engine mount bracket
    Timing belt cover
    Timing belt tensioner bolts
    Timing belt and the tensioner
  4. Place the tensioner in a soft-jawed vise to compress the tensioner.
  5. After compressing the tensioner place a pin (a 5 / 64 inch Allen wrench will work) into the plunger side hole to retain the plunger until installation. 

    Click image to see an enlarged view
    Fig. TDC alignment for timing belt installation-2.0L (VIN C) engine
    TDC alignment for timing belt installation-2.0L (VIN C) engine
To install:
  1. Set the crankshaft sprocket to Top Dead Center (TDC) by aligning the notch on the sprocket with the arrow on the oil pump housing, then back off the sprocket three notches before TDC.
  2. Set the camshaft to align the timing marks.
  3. Move the crankshaft to 1 / 2 notch before TDC.
  4. Install the timing belt starting at the crankshaft, around the water pump, then around the camshaft last.
  5. Move the crankshaft to TDC to take up the belt slack.
  6. Reinstall the tensioner to the block but do not tighten it.
  7. Using a torque wrench apply 21 ft. lbs. (28 Nm) of torque to the tensioner pulley.
  8. With torque being applied to the tensioner pulley, move the tensioner up against the tensioner bracket and tighten the fasteners to 23 ft. lbs. (31 Nm).
  9. Remove the tensioner plunger pin, the tension is correct when the plunger pin can be removed and replaced easily.
  10. Rotate the crankshaft two revolutions and recheck the timing marks.
  11. Install or connect the following:

    Timing belt cover
    Engine mount bracket
    Right engine mount
  12. Remove the engine support.

    Crankshaft damper and tighten to 105 ft. lbs. (142 Nm)
    Drive belts and accessories
    Right inner splash-shield
  13. Perform the crankshaft and camshaft relearn alignment procedure using the DRB® scan tool or equivalent.

This will help you.

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