Replaces

2002-2003 Nissan Altima Catalytic Converter and Oxygen Sensor Set for L4 2.5L

Part Details

  • Location: Set

  • New

Over time, rust and heat cycles can make removing an oxygen sensor almost impossible. Stripped threads and broken wires can result in more down time and additional trips to the parts store. Skip the headaches and get your Exhaust Manifold, Catalytic Converter, Upstream Oxygen Sensor, and Downstream Oxygen Sensor in one complete kit.

Specifications:

  • Exhaust Manifold with integrated Catalytic Converter
    • New 1 piece design with new catalytic converter (not reconditioned)
    • Replaces dealer part numbers: 14002-9J305, 14002-9J370
    • Direct replacement
    • Corrosion resistant
    • Replaces original manifolds that are cracked from thermal expansion and contraction
    • Strengthened and redesigned in the vulnerable areas of failure
    Upstream Oxygen Sensor
    • Direct Fit
      • Correct wire length, no cutting or splicing
    • Replaces many dealer part numbers including: 226902A000, 22690 2A 000, 226908J001, 22690 8J 001, 22690 8J 010, 226915M014, 22691 5M 014, 22691 8U 000
  • Built and tested to strict quality control standards

Downstream Oxygen Sensor

  • Direct Fit
  • Replaces dealer part numbers: 226A08J010, 226A0 8J010
  • Built and tested to strict quality control standards

 

Due to state emissions regulations, we cannot ship this item to the state of California as it is not C.A.R.B ( California Air Research Board) approved for use in the state of California.

Lifetime Warranty

This item is backed by a Limited Lifetime Warranty. In the event this item should fail due to manufacturing defects during intended use, we will exchange the part free of charge (excludes shipping charges) for the original purchaser. Please keep your invoice for proof of this warranty.

  1. Disconnecting the Battery (0:59 in the video)
    • Disconnect the negative battery cable with a 10mm socket and ratchet
  2. Removing the Oxygen Sensors (1:10 in the video)
    • Disconnect the downstream O2 sensor wiring harness
    • Remove the downstream O2 sensor with an O2 sensor socket
    • If the O2 sensor socket does not work, cut the wires off the O2 sensor
    • Then remove the O2 sensor with a 7/8 inch socket
    • Disconnect the upstream O2 sensor wiring harness
    • Remove the upstream O2 sensor with an O2 sensor socket
  3. Removing the Alternator (3:15 in the video)
    • Apply penetrating oil to the four bolts on the catalytic converter heat shield
    • Let the penetrating oil sit
    • Remove the 4 5mm Allen bolts from the engine cover
    • Remove the engine cover
    • Remove the two 10mm bolts from the alternator
    • Disconnect the alternator wiring harness
    • Remove the 12mm bolt from the alternator
    • Attach a 14mm wrench to the serpentine belt tensioner
    • Use the wrench to loosen the belt
    • Pull the serpentine belt off the alternator
    • Release the tensioner
    • Remove the upper of the two 14mm bolts from the alternator
    • Pull off the fuse box cover
    • Remove the 10mm bolt from the fuse box
    • Lift the fuse box and pull it aside
    • Remove the lower of the two 14mm bolts from the alternator
    • Pry out your alternator with a pry bar
  4. Removing the Catalytic Converter (5:47 in the video)
    • Remove the four 10mm bolts from the catalytic converter heat shield
    • Lift the heat shield up and off
    • Apply penetrating oil to the five nuts at the top of the catalytic converter
    • Raise and secure the vehicle
    • Apply penetrating oil to the three 14mm nuts at the bottom of the catalytic converter
    • Remove the three 14mm nuts from the bottom of the catalytic converter
    • If the nuts will not come off, break them off with a torch
    • Lower the vehicle to the ground
    • Remove the five 14mm nuts from the top of the catalytic converter
    • Pull the catalytic converter up and off
    • Remove the gasket from the engine head
    • Clean the gasket mounting area with emery cloth or steel wool
  5. Installing the New Catalytic Converter (8:46] in the video)
    • Push the new gasket onto the engine head
    • Push the donut gasket into place
    • Put the new catalytic converter into place, lining up the studs
    • Line up the studs at the top of the catalytic converter
    • Start the five 14mm nuts at the top of the catalytic converter by hand
    • Tighten the five 14mm nuts to 45 foot-pounds of torque
  6. Reinstalling the Alternator (10:05 in the video)
    • Put the alternator into place
    • Start the lower 14mm bolt into the alternator
    • Insert the upper 14mm bolt into the alternator
    • Tighten the lower 14mm bolt
    • Insert the two 10mm bolts into the alternator
    • Put the alternator bracket into place
    • Connect the alternator wiring harness
    • Reconnect the wire from the battery to the alternator and tighten its nut
    • Move the fuse box into place
    • Insert the 10mm bolt into the fuse box
    • Push on the fuse box cover
    • Attach a 14mm wrench to the belt tensioner
    • Loosen the tensioner
    • Pull the belt onto the alternator
    • Release the tensioner
  7. Reconnecting the Battery (12:03 in the video)
    • Reconnect the negative battery cable
  8. Reinstalling the Heat Shield (12:10 in the video)
    • Put the catalytic converter heat shield into place
    • Insert the four bolts into the heat shield
  9. Reinstalling the Oxygen Sensors (12:28 in the video)
    • Insert the O2 sensors with the O2 sensor socket
    • Connect the O2 Sensor wiring harnesses
    • If you had to cut the old O2 sensors, you will need new ones
    • Put the engine cover into place
    • Insert the four 5mm Allen bolts into the engine cover
  10. Fastening the Catalytic Converter (12:57 in the video)
    • Raise and secure the vehicle
    • Start the springs and the 14mm nuts onto the bottom of the Catalytic Converter
    • Tighten the 14mm nuts until they bottom out

Tools needed for replacement:

    Allen Wrenches

  • 5mm Allen Wrench

  • Pliers, Cutters & misc Wrenches

  • Needle nose pliers
  • Wire Cutters

  • Ratchets & Related

  • 1/2 Inch Breaker Bar
  • Ratchet
  • Socket Extensions
  • Torque Wrench

  • Screwdrivers & Related

  • Flat Blade Screwdriver
  • Pry Bar

  • Sockets - Metric

  • 10mm Socket
  • 11mm Socket
  • 12mm Socket
  • 13mm Socket
  • 14mm Socket

  • Specialty Tools

  • A Piece of Pipe (for leverage)
  • Acetylene torch
  • Floor Jack
  • Jack Stands
  • O2 Sensor Socket

How-to Video:

(13:54 min)

Tools List:

    Allen Wrenches

  • 5mm Allen Wrench

  • Pliers, Cutters & misc Wrenches

  • Needle nose pliers
  • Wire Cutters

  • Ratchets & Related

  • 1/2 Inch Breaker Bar
  • Ratchet
  • Socket Extensions
  • Torque Wrench

  • Screwdrivers & Related

  • Flat Blade Screwdriver
  • Pry Bar

  • Sockets - Metric

  • 10mm Socket
  • 11mm Socket
  • 12mm Socket
  • 13mm Socket
  • 14mm Socket

  • Specialty Tools

  • A Piece of Pipe (for leverage)
  • Acetylene torch
  • Floor Jack
  • Jack Stands
  • O2 Sensor Socket




Vehicle Fit

  • 2002-2003 Nissan Altima Catalytic Converter and Oxygen Sensor Set for L4 2.5L
  • 2002-2003 Nissan Sentra Catalytic Converter and Oxygen Sensor Set for L4 2.5L
$292.45
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List: $890.19 Save: $597.74
Part #: 1AEEK00318

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"Thanks for the fast reliable service. Great price, and the headlights were as good as oem or better!!! Keep up the good work..."
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