Delphi AF10459 Mass Air Flow Sensor

Mass Air Flow Sensor for Nissan Quest and Mercury Villager

Delphi AF10459 is a standard replacement mass air flow sensor probe for vehicles using a probe-only MAF design. It is built with a black housing, a 3-terminal blade connection, and a single female rectangular connector for a direct bolt-on installation.

Compatible With 1996-1998 Nissan Quest and 1996-1998 Mercury Villager applications that use probe-only Mass Air Flow Sensors. Delphi’s OE heritage and supplier experience are reflected in the part’s fit-focused construction and replacement-ready design.

Key Features

• Mass Air Flow Sensor, probe only
• Standard replacement grade for OE-style service
• Bolt-on mounting type
• Black housing
• 1 female rectangular connector
• 3 male blade terminals
• Housing included: No
• Wiring harness included: No
• Package contents: Mass Air Flow Sensor - Probe Only, Instruction Sheet

Detailed Description

The Delphi AF10459 mass air flow sensor measures incoming air so the engine control system can maintain proper fuel delivery and drivability. This part number is used in 1996-1998 Nissan Quest and 1996-1998 Mercury Villager vehicles equipped with probe-only MAF sensors, making it a direct replacement choice for common airflow-metering service needs. This part number is also referenced in aftermarket catalogs under AF10459 for cross-checking applications.

This part cross-references Cardone New 86-9589 for the same application.

What It Helps Solve

• Rough idle caused by inaccurate airflow readings
• Hesitation or stumble during acceleration
• Check engine light related to mass air flow sensor performance
• Poor fuel control from a failing probe-style MAF sensor
• Driveability issues on Nissan Quest and Mercury Villager models

Installation Notes and Tips

Verify the vehicle uses a probe-only mass air flow sensor before ordering. Match the connector shape, terminal count, and bolt-on mounting style to the original unit. Inspect the intake tract and electrical connector for contamination or damage before installation, and follow the included instruction sheet during replacement.

Quality Assurance

Delphi builds aftermarket parts using OE experience and knowledge developed through long-term supplier relationships with major automakers. AF10459 is a standard replacement sensor intended to meet the fit and function expected for the listed Nissan Quest and Mercury Villager applications.