Nissan Altima Sentra X-Trail Throttle Body Assembly

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Vehicle Fit
Warranty & Shipping
How-To & Tools
Product Reviews

This new replacement throttle body assembly is just what you need to get your vehicle in good running form again!


  • Brand New Electronic Throttle Body Assembly
  • 100% electrically tested prior to leaving the factory
  • Direct replacement
  • Built to strict quality control standards

This throttle body assembly makes a great replacement and has good cost savings over a part from the dealer.

Our electrical and electronic parts are subject to strict quality testing.

Parts cannot be returned after they have been installed. Contact us with any questions before installing the parts.

Item Condition: New

Attention California Customers:

WARNING: Cancer and Reproductive Harm -

Lifetime Warranty

This item is backed by our limited lifetime warranty. In the event this item should fail due to manufacturing defects during intended use, we will replace the part free of charge.

  1. step : Removing the Air Intake Hose (0:18)
    • Loosen the hose clamp from the breather hose
    • Slide the breather hose off
    • Loosen the air intake hose clamps with an 8mm socket
    • Slide the hose off of the throttle body and air filter housing
    • Remove the hose
  2. step : Removing the Throttle Body (1:30)
    • Disconnect the wiring harness
    • Remove the four 5mm Allen head bolts
    • Remove the throttle body
  3. step : Installing the Throttle Body (3:27)
    • Spray brake parts cleaner onto a rag
    • Wipe down the mating surface on the intake manifold
    • Press the gasket onto the throttle body
    • Insert the screws into the throttle body
    • Press the throttle body to the intake manifold
    • Tighten the four 5mm Allen bolts
    • Torque the bolts to 64-84 inch-pounds or 5-7 foot-pounds
    • Connect the wiring harness
  4. step : Installing the Air Intake Hose (5:53)
    • Insert the intake hose to air filter housing and the throttle body
    • Tighten the hose clamps on each end with an 8mm socket and ratchet
    • Slide the breather hose on
    • Clamp the hose clamp with needle nose pliers
  5. step : Accelerator Pedal Release Position Learning (6:56)
    • Do not depress the accelerator pedal
    • Turn the key to the ON position for atleast 2 seconds
    • Turn the key to the OFF position for 10 seconds
    • Turn the key to the ON position for 2 seconds
    • Turn the key to the OFF position for 10 seconds
  6. step : Throttle Valve Close Position Learning (7:42)
    • Do not depress the accelerator pedal
    • Turn the key to the ON position for 10 seconds
    • Turn the key to the OFF position and listen for the throttle body making a whining sound
  7. step : Idle Air Volume Learning (8:25)
    • Run the vehicle up the operating temperature with the vehicle in park, the steering wheel straightened, and the headlights and A/C and other electrical loads off
    • At idle, make sure the vehicle has more than 12.9 volts at the battery
    • Let the vehicle reach up to temp
    • Turn the vehicle off
    • Let the ignition be off for 10 seconds
    • Do not depress the accelerator pedal
    • Turn the key to the ON position and wait 3 seconds
    • Press the accelerator pedal five times in 5 seconds
    • Wait for 7 seconds
    • Check engine light should flash
    • Hold the accelerator pedal down for 20 seconds
    • Release the accelerator pedal within 3 seconds when the engine light stops blinking
    • Start the engine and let it idle
    • Rev the engine a couple of times
    • Confirm the engine returns to the correct idle (around 700 RPM in park for automatic transmission)
    • Confirm there is no check engine light

Tools needed for replacement:

    Hex Wrenches

  • 5mm Hex Wrench

  • Materials, Fluids, and Supplies

  • Paper Towels
  • Brake Parts Cleaner

  • Ratchets & Related

  • Socket Extensions
  • Ratchet

  • Screwdrivers & Related

  • Flat Blade Screwdriver

  • Sockets - Metric

  • 8mm Socket
  • 10mm Socket

4.75/ 5.0
8 reviews
5 Stars
4 Stars
3 Stars
2 Stars
1 Star
Good product!
Saved a lot first to begin with. Easy installation with videos linked on the website. Any DIYer would love this site and it’s products any day. Plus their customer service is top notch.
July 31, 2018
1A Auto: Great parts & great service
1A Auto Parts has great parts and great service! The part fit exactly, it was delivered promoptly, and the price was right. I am a dedicated buyer for 1AAuto parts. Richard, CT
September 17, 2018
I really recommend buying from 1A Auto they have great parts, in this case for my old 03 Altima the throttle body needed to be replaced and I watched their how-to video and installed it myself thanks 1a Auto!
October 1, 2018
Throttle position sensor
Good part , fast delivery one of several parts Ive ordered and satisfied with all.
October 20, 2018
Purchased because I felt like the old one was not working properly this one works perfectly fine.
November 7, 2018
Throttle sensor
I really enjoy the instructional videos on YouTube. They help make the installation easy. However, my new part did not come with a new gasket like it was supposed to have with it.
December 2, 2018
Throttle body
Good quality part at a great price. $20 cheaper than others but still great quality. Shipping was fast and right on time. I would definitely urge others to use 1a auto. Very good instructional videos online as well.
February 10, 2019
Arrived Early; Great On-line Instructions
The part arrived a day early. 1A Auto provided a great on-line video and written instructions that made installation quick and simple.
November 2, 2019
Customer Q&A
Ask a question to 1A Auto customers who purchased the product
Does this include a gasket?
Steve F November 24, 2018
This does not include a gasket.
Emma F November 25, 2018
I dont believe it did.
ALI S November 26, 2018
no gasket is included
W E December 2, 2018

Fits the following Makes:

Year Make Model Description
2002-2006Nissan Altima Nissan Altima L4 2.5L Throttle Body Assembly
2002-2006Nissan Sentra Nissan Sentra L4 2.5L Throttle Body Assembly
2005-2006Nissan X-Trail Nissan X-Trail L4 2.5L Throttle Body Assembly
Part 1ATBA00008
In Stock

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Estimated Arrival Cost

Deliveries made to PO Boxes and FPO may take longer. See our Shipping & Delivery for more information.