Standard Ignition AS384 Fuel Tank Pressure Sensor

Fuel Tank Pressure Sensor for Mazda Applications

Standard Ignition AS384 is a fuel tank pressure sensor used in evaporative emissions monitoring. It provides the signal the vehicle uses to track fuel system pressure and diagnose EVAP-related faults on select Mazda models, including Mazda MX-5 Miata, RX-8, Mazda 5, CX-7, Mazda 6, and MPV applications.

• Fuel tank pressure sensor for EVAP system monitoring
• Black housing with rectangular female connector
• 1 connector, 4 male pin terminals
• 5-port design with fender mounting location
• Direct replacement style for select Mazda fuel system applications
• Standard Ignition AS384 cross-references 2-27103 and EC1866 for the same application

Detailed Product Information

Built for air and fuel delivery sensor applications, this Standard Ignition fuel tank pressure sensor is specified with a black finish, one rectangular plug-in connector, and four male pin terminals. The sensor mounts at the fender location and is configured for vehicles that use a 5-port pressure sensing layout. Standard Ignition AS384 is a practical replacement choice when servicing EVAP system diagnostics on Mazda MX-5 Miata and Mazda RX-8 models, as well as Mazda 5, CX-7, Mazda 6, and MPV vehicles.

Fits 2006-2015 Mazda MX-5 Miata, N/A. Fits 2004-2011 Mazda RX-8, N/A. Fits 2006-2010 Mazda 5, N/A. Fits 2007-2009 Mazda CX-7, N/A. Fits 2006-2008 Mazda 6, N/A. Fits 2002-2006 Mazda MPV, N/A.

Common Issues This Sensor Can Address

• EVAP system pressure signal faults
• Check engine light related to fuel tank pressure monitoring
• Incorrect fuel vapor pressure readings
• Diagnostic trouble codes tied to the evaporative emissions system
• Failed or unstable sensor output at the fuel tank pressure circuit

Installation Notes and Tips

Verify connector style, terminal count, and mounting location before installation. This sensor uses a female rectangular connector with male pin terminals and does not include a wiring harness, mounting bracket, mounting hardware, or O-rings. Confirm the vehicle’s EVAP sensor layout and inspect the connector and sealing surfaces during replacement.

Quality Assurance

Standard Ignition supplies replacement electrical and emissions components for service applications. AS384 is listed with direct interchange references for the same fitment family, supporting accurate parts matching for Mazda fuel tank pressure sensor service.