HomeEmission Control > SensorsWalker 245-2093 Mass Air Flow Sensor
Part #: 245-2093

Walker 245-2093 Mass Air Flow Sensor

Walker Mass Air Flow Sensor
3 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$76.22Free Shipping
Free ShippingNo Cost to Continental U.S.
Free Returns*Wrong fit? No cost
60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
Walker Mass Air Flow Sensor
Fitment: Nissan, Sentra
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST

Overview of Walker Mass Air Flow Sensor 245-2093

The Walker Mass Air Flow Sensor 245-2093 is designed specifically for Nissan Sentra models, providing accurate airflow measurement essential for engine performance and emission control. This sensor features a female connector with five terminals and includes mounting hardware for straightforward installation.

  • Compatible with Nissan Sentra vehicles
  • Part number 245-2093 for precise identification
  • Female connector with 5 terminals for reliable electrical connection
  • Mounting hardware included for ease of installation
  • Housing not included, designed for direct replacement

Detailed Product Description

This Walker Mass Air Flow Sensor 245-2093 is part of the Walker Mass Air Flow Sensor product line, known for delivering dependable emission control components. The sensor accurately measures the amount of air entering the engine, which is critical for the engine control unit to optimize fuel injection and maintain emission standards. The female connector with five terminals ensures compatibility with the Nissan Sentra's wiring harness, while the included mounting hardware simplifies the replacement process. Note that the housing is not included, so this sensor is intended to be installed into the existing housing on the vehicle.

Function and Common Applications

  • Helps regulate air-fuel mixture for efficient combustion
  • Prevents engine stalling and rough idling caused by faulty airflow readings
  • Reduces emissions by providing accurate data to the engine control unit
  • Addresses check engine light issues related to mass air flow sensor faults
  • Improves overall engine performance and fuel economy in Nissan Sentra models

Installation Notes and Tips

When installing the Walker Mass Air Flow Sensor 245-2093, ensure the sensor is securely mounted using the included hardware. Verify the female connector with five terminals aligns correctly with the vehicle’s wiring harness to avoid electrical issues. Since the housing is not included, carefully remove the old sensor from the existing housing without damaging it. It is recommended to inspect the air intake system for debris or damage before installation to maintain sensor accuracy.

Quality Assurance and Warranty

Walker products are manufactured to meet strict quality standards for emission control sensors. The Walker Mass Air Flow Sensor 245-2093 undergoes rigorous testing to ensure reliable performance in Nissan Sentra vehicles. While specific warranty details are not provided here, Walker typically offers coverage against manufacturing defects. Consult product documentation or the manufacturer for exact warranty terms.

BrandWalker
Part Number245-2093
PositionWalker Mass Air Flow Sensor
Connector GenderFemale
Housing IncludedNo
Mounting Hardware IncludedYes
Terminal Quantity5

This part fits 3 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2002NissanSentra1.8LL4N/AWalker Mass Air Flow Sensor
2001NissanSentra1.8LL4N/AWalker Mass Air Flow Sensor
2000NissanSentra1.8LL4N/AWalker Mass Air Flow Sensor

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

105125M3105189W4MF21009MF21009N

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.