1990 Nissan Sentra Repair Manual Free Download

How to Install the Alternator for a 1994 Nissan Sentra

by Grace Mclain

itstillruns article image

Jupiterimages/Comstock/Getty Images

The alternator replacement process on the 1994 Nissan Sentra requires a bit more piece of work than a basic alternator replacement chore. The alternator controls the vehicle'southward charging system--it keeps the bombardment charged and all of the electric components working. Without the alternator, the Sentra'due south engine would non crank and the lights would not function.

Step 1

Park the 1994 Nissan Sentra on a even surface and open the hood.

Footstep 2

Remove the negative bombardment cablevision from the negative bombardment postal service with an adaptable wrench. The negative bombardment post volition have a (-) symbol stamped on the battery above the negative battery postal service.

Pace three

Locate the serpentine belt tensioner on the front end of the engine. (The belt will have to be removed from the alternator pulley before the alternator can be pulled out of the engine compartment. The tensioner has a bound loaded arm and a pulley.)

Pace iv

Turn the tensioner counterclockwise with the i/2-inch bulldoze ratchet and a socket. Slide the belt off of the alternator caster. Let the belt hang down but do not let the belt come off the other pulleys.

Step 5

Locate the three wire connectors on the rear of the alternator. Two of the wire connectors are plugged in to the rear of the alternator, and the other wire connector is held on by a nut. Unplug the ii wire connectors and unscrew the other wire connector with the i/two-inch drive ratchet and a socket. Place whatever basics and bolts in a small container for safekeeping.

Step 6

Remove the ii bolts from the front of the alternator subclass with the 1/2-inch bulldoze ratchet and a socket. Put the 2 forepart subclass bolts into the pocket-sized container.

Stride 7

Jack up the front of the 1994 Nissan Sentra and slide the jack stands nether the frame of the car behind each front tire. Slowly lower the motorcar onto the stands. Examine the jack stands to ensure that the Sentra is sitting securely on meridian of the stands.

Step 8

Locate the two splash shields below the engine, behind the rear of the front driver side tire. Ane of the splash shields is fastened to the metallic cantankerous caryatid under the commuter side of the engine; the other is connected to the commuter side bicycle well. Remove the bolts from the splash shields with the ratchet and a socket. Pull the splash shields out of the way and set them to the side.

Footstep 9

Look up through the splash shield pigsty and locate the two lower alternator mounting bracket bolts. Remove these two bolts with the i/2-inch drive ratchet and socket.

Step 10

Go back to the summit of the engine and pry dorsum and forth on the alternator with the pry bar to loosen the alternator from the alternator bracket. Pull the alternator out of the alternator bracket with your hands and set up the old alternator to the side.

Step 11

Slide the new alternator into the alternator subclass. Crawl back nether the Sentra and line the two lower alternator holes up with the two lower bracket holes. Screw the two lower bolts into the alternator and tighten them downwardly with the 1/ii-inch drive ratchet and socket.

Pace 12

Install 1 of the splash shields dorsum to the metal cantankerous brace nether the commuter side of the engine. Install the other splash shield to the commuter side wheel well. Tighten downward the splash shield bolts with the 1/2-inch bulldoze ratchet and socket. Jack the Sentra dorsum up and remove the jack stands. Lower the Sentra to the basis.

Step 13

Go back to the summit of the engine and plug the two rear wire connectors back into the rear of the alternator. (The plugs are different sizes so that each connector will only fit the plug that it was designed for.) Put the other wire dorsum onto the stud and screw the nut back on. Tighten the nut down with the ratchet and socket.

Step fourteen

Plough the serpentine belt tensioner counter clockwise again and slide the chugalug back onto the alternator caster with the 1/2-inch drive ratchet and socket.

Put the negative battery cable dorsum onto the negative battery postal service and tighten down with the ratchet and socket. Creepo the engine to make certain that the alternator is working properly.

References

  • "Nissan Sentra 1982 thru 1994 (Haynes Repair Manual)"; John Haynes; 1995

Tips

  • In one case you lot've installed the new alternator, crank the Sentra up and let the engine run for nearly ii minutes to make sure the alternator is operation properly. So plow the engine off for about thirty seconds and re-crank the engine. If the engine cranks properly the second time and there are no warning lights illuminated on the instrument panel, then the alternator should exist working properly.
  • To go the proper alternator for the 1994 Nissan Sentra, be sure to include the engine size and VIN number.

Things Y'all'll Demand

  • Adjustable wrench
  • 1/2-inch drive ratchet
  • Socket set
  • Minor container
  • Jack
  • Jack stands
  • Pry bar

Warnings

  • Ever wear safety glasses when working around the battery.
  • Be careful underneath a auto that is sitting on jack stands.

Author Bio

Grace Mclain has been writing professionally since 1998. Her articles have appeared on eHow.com, Answerbag.com and LIVESTRONG.COM, and she specializes in automotive and business topics. McIain has a professional person writing certificate from JB Hunt in Little Rock, Ark.

More than Articles

DOWNLOAD HERE

Posted by: torreyatileture.blogspot.com