Oxygen Sensor for 1994-1997 Ford Aspire & More - Walker 350-31028

$37.99
WARNING:California Proposition 65▾

Vehicles this part fits

    Part number: 350-31028
    UPC: 724620086762
    Condition: New
    Weight: 0.17 LBS
    Item Package Code: EA
    Part Has Core (Y/N): N
    Item Package Quantity: 1
    $37.99
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    Walker Products Oxygen Sensor P/N:350-31028
    Walker Products Oxygen Sensor P/N:350-31028
    $37.99
    $37.99

    Walker Products 350-31028 oxygen sensor for the 1994-1997 Ford Aspire 4-cylinder 1.3L and other vehicles measures the oxygen in the exhaust gas. This upstream sensor passes that reading to the engine computer, which uses it to track combustion efficiency.

    • Measures oxygen levels to help fine-tune the air-fuel ratio and support fuel economy
    • Monitors exhaust gases to help reduce pollutants
    • Electrodes coated with a gas-permeable platinum layer
    • Coating guards the electrode surfaces against contamination and erosion from combustion residue and exhaust particulates
    • Built for one specific application and position, with the diagnostic feedback the ECU requires

    Quick facts

    • Part: Walker Products 350-31028 oxygen sensor
    • Fits: 1994-1997 Ford Aspire 4-cylinder 1.3L and other vehicles
    • Position: Upstream
    • Condition: New

    Rough running, higher fuel consumption or a lit malfunction indicator light can mean the sensor is worn, though damage to the wiring harness or the connector can also be behind those signs.

    Fits

    This sensor fits the 1994-1997 Ford Aspire 4-cylinder 1.3L and the 1989-1991 Mazda RX-7 1.3L, and each car takes one. This listing is a single sensor.

    Specifications

    Fit and size

    • Position: upstream
    • Quantity per vehicle: 1
    • Thread size: M18 - 1.5

    Build and materials

    • Condition: new
    • Electrode coating: gas-permeable platinum layer

    Product information is for general reference and may contain errors. See our Disclaimer.

    Frequently Asked Questions

    Does the Walker Products 350-31028 oxygen sensor fit the 1989-1991 Mazda RX-7 1.3L?

    Yes. Walker Products 350-31028 is listed for the 1989-1991 Mazda RX-7 1.3L, and that car takes one sensor.

    Is this Walker Products oxygen sensor an upstream sensor?

    Yes. This Walker Products 350-31028 is listed for the upstream position, and it has an M18 - 1.5 thread.

    What is the platinum layer on this oxygen sensor for?

    The electrodes are coated with a gas-permeable platinum layer. The coating helps keep combustion residue and exhaust particulates from contaminating or eroding the electrode surfaces.

    Can a failing oxygen sensor store a fault code?

    Yes. Newer vehicles store fault codes in the ECU, and some of them relate to the affected sensor and its systems. A shop can read them.

    Does the Walker 350-31028 sensor help with exhaust emissions?

    It monitors the exhaust gases and helps reduce pollutants. Its oxygen readings also let the ECU track the air-fuel ratio.

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