How To Replace Alternator 01-06 Hyundai Elantra

Difficulty: Advanced · About 60 min · Hyundai Elantra

Replace the alternator, including moving the radiator fan, on a 2001-2006 Hyundai Elantra.

Steps

1. Disconnect the battery

   Disconnect the negative battery cable with a 10mm wrench.

2. Move the radiator fan aside

   Disconnect the overflow hose from its clip, unplug the fan control connector, remove the fan's two 10mm screws, then lift it up and out.

3. Release the serpentine belt

   Remove the 12mm adjuster bolt and the lower 12mm nut from the alternator's bottom, push the alternator forward, then pull the belt off by hand.

4. Remove the old alternator

   Unplug its wiring harness, remove the power wire's protective cap and 10mm nut, pull the alternator up and out, then remove its bottom bolt.

5. Install the new alternator

   Tap the compression fitting down lightly if needed, push the alternator into place facing the engine, insert the tensioner, thread the 12mm bolt partway, reconnect the positive cable's 10mm nut and its cap, then reconnect the wiring harness.

6. Reinstall the belt

   Loop it over the alternator pulley per the diagram, tighten the tensioner with a 12mm socket, then tighten the lower 12mm nut.

7. Reinstall the fan and reconnect the battery

   Slide the fan back in, refit its two 10mm screws, reconnect its connector and the overflow hose clip, then reconnect the negative battery cable.

Check your vehicle’s repair manual for exact specifications and fit.