Air / Fuel Ratio Sensor for 2011-2013 Toyota Corolla & More - DENSO 234-9301

$172.99
DENSO Auto Parts Air / Fuel Ratio Sensor 234-9301
DENSO Auto Parts Air / Fuel Ratio Sensor 234-9301 - view 2
DENSO Auto Parts Air / Fuel Ratio Sensor 234-9301
DENSO Auto Parts Air / Fuel Ratio Sensor 234-9301 - view 2

Vehicles this part fits
    Part number: 234-9301
    UPC: 042511123472
    Condition: New
    Weight: 0.31 LBS
    Item Package Code: EA
    Part Has Core (Y/N): N
    Item Package Quantity: 1
    $172.99
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    DENSO Auto Parts Air / Fuel Ratio Sensor P/N:234-9301
    DENSO Auto Parts Air / Fuel Ratio Sensor P/N:234-9301
    $172.99
    $172.99

    DENSO Auto Parts 234-9301 air / fuel ratio sensor for the 2011-2013 Toyota Corolla 4-cylinder 1.8L and other vehicles measures the air-fuel ratio in the exhaust and reports it to the engine computer. This upstream sensor is made and tested to OE standards for a direct fit.

    • Laser-welded stainless housing that resists corrosion
    • PTFE filter that blocks contaminants under harsh engine conditions
    • Dual-layer protection around the ceramic element for fast response times
    • Wide-band sensor with a heated element and 4 wires

    Quick facts

    • Part: DENSO Auto Parts 234-9301 air / fuel ratio sensor
    • Fits: the 2011-2013 Toyota Corolla 4-cylinder 1.8L and other vehicles
    • Position: Upstream

    A check engine light, rough running or poorer fuel economy can mean the sensor is worn, but an exhaust leak or damaged wiring can be behind those signs too, so find the cause before you replace it.

    Fits

    The 2011-2013 Toyota Corolla 4-cylinder 1.8L, the 2015 Toyota Prius 4-cylinder 1.8L and the 2015-2018 Toyota Prius v 4-cylinder 1.8L are among the vehicles this sensor fits.

    Specifications

    Fit and size

    • Position: Upstream
    • Quantity per vehicle: 1
    • Thread diameter: 0.709 in
    • Wires: 4
    • Connector gender: Male
    • Wiring harness length: 10.75 in

    Build and materials

    • Sensor type: Wide-Band, heated
    • Housing: Laser-welded stainless
    • Filter: PTFE
    • Grade: Standard replacement
    • Country of origin: United States

    In the box

    This listing is a single sensor, and a vehicle needs one.

    This part cross-references / interchanges with the following part numbers:

    213-4285, 13996, 18057, ES10933, 88975491, 8946752060, 24661, 24828, 8946728090, 250-54006, 250-54066, 350-64017, 350-64073

    Frequently Asked Questions

    Is this the right 2015 Toyota Prius 4-cylinder 1.8L air fuel ratio sensor?

    Yes. DENSO Auto Parts 234-9301 fits the 2015 Toyota Prius 4-cylinder 1.8L and the 2011-2013 Toyota Corolla 4-cylinder 1.8L. For any other car, find yours in the "Vehicles it fits" section.

    Is the DENSO 234-9301 a wide-band sensor?

    Yes. DENSO Auto Parts 234-9301 is a wide-band air / fuel ratio sensor with a heated element and 4 wires.

    What thread size does this air / fuel ratio sensor have?

    The thread diameter is 0.709 in. The wiring harness is 10.75 in long and ends in a male connector.

    Can a rough idle come from a worn upstream air / fuel ratio sensor?

    Yes, it can, along with a check engine light or poorer fuel economy. A shop can read the codes and test the sensor to confirm.

    What protects the element inside this DENSO air / fuel ratio sensor?

    A laser-welded stainless housing resists corrosion, and a PTFE filter blocks contaminants. Dual-layer protection shields the ceramic element.

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