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2-Piece Air Fuel Ratio & O2 Sensor
Fits Toyota Corolla 1.8L (2014-2019)
Replaces OE: 234-9140, 234-4921
Resolves Symptoms
- Check Engine Light (P0420/P0171)
- Rough Idle & Hesitation
- Poor Fuel Economy (MPG)
- Failed Emissions Inspection
Estimated Delivery
Free
Ordered
Sep 29
Prepared
Sep 29-Sep 30
Delivered
Oct 1-Oct 4
Dispatched quickly from local US warehouses.
2-Year Warranty
🛡️ Quality Coverage: Protects against any manufacturing defects for 2 full years.
🔄 Free Replacement: Brand-new replacement for free if quality issues occur.
30-Day Return & Refund
📦 Free Returns: Zero costs to you if the product has quality issues.
💰 Full Refunds: 100% money-back guarantee within 30 days for defective items.
5-Step Fitment Guide
- Check OE: Find original part no. & plug.
- Compare Photos: Match plug with our images.
- Verify YMM: Confirm via fitment tool.
- Review Specs: Check pins & dimensions.
- Purchase: Buy confidently once matched!
Review Rewards
Share an install photo & review to unlock:
- Under $50 Orders: 3% Off Next Order
- $50+ Orders: 5% Direct Cashback
*Email screenshot of your review to support to claim.
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$64.95
-
No hidden fees: What you see is what you pay.
-
Restore performance: Fix issues and drive with confidence.
Check Engine Light? Find Your Symptoms
🌬️ O2 & A/F Sensors
- P0134No Activity Detected
- P0135Heater Circuit Malfunction
- P0137/38Circuit Low/High Voltage
- P2195Signal Stuck Lean
- P0030/31Heater Control Circuit
⛽ Fuel & Air Mixture
- P0171/74System Too Lean
- P0172System Too Rich
- P2096Post-Catalyst Trim Too Lean
- P0087Fuel Rail Pressure Low
- P0201-04Injector Circuit Open
♻️ Catalytic Converters
- P0420Efficiency Below Threshold (B1)
- P0430Efficiency Below Threshold (B2)
⚡ Ignition / Misfires
- P0300Random Misfire
- P0301-06Cylinder-Specific Misfire
Automotive-Leader Sensors
Vehicle Compatible
|
Year
|
Make
|
Model
|
Engine/Displacement
|
|---|---|---|---|
|
2014-2019
|
Toyota
|
Corolla Base/CE/LE Eco/LE/L
|
1.8L
|
|
2019
|
Toyota
|
Corolla SE
|
1.8L
|
|
2017-2019
|
Toyota
|
Corolla SE Plus/SE/XLE/XSE
|
1.8L
|
|
2019
|
Toyota
|
Corolla XSE
|
1.8L
|
|
2017
|
Toyota
|
Corolla 50th Anniversary Special Edition
|
1.8L
|
|
2014-2017
|
Toyota
|
Corolla C
|
1.8L
|
|
2014-2016
|
Toyota
|
Corolla S Plus/S
|
1.8L
|
|
2016
|
Toyota
|
Corolla Special Edition
|
1.8L
|
|
2014-2015
|
Toyota
|
Corolla S
|
1.8L
|
|
2014
|
Toyota
|
Corolla Le Eco Plus
|
1.8L
|
Product Specifications
Warranty & Support: 2 Years + 24/7 Technical Support
|
Item
|
Specification
|
|---|---|
|
Core Part Number
|
234-9140
Interchange: 2349140, 234 9140, 89467-02090, 8946702090, 89467-04120, 8946704120, 89467-04130, 8946704130, 89467-06230, 8946706230, 89467-12260, 8946712260, 89467-24010, 8946724010, 89467-30090, 8946730090, 89467-53080, 8946753080, 89467-30070, 8946730070 |
|
Position
|
Exhaust System, Upstream (Pre-Catalytic Converter)
|
|
Key Parameters
|
- Type: Heated Oxygen Sensor
- Wire Quantity: 4-Wires - Wiring Harness Length: 13.46 IN |
|
Item
|
Specification
|
|---|---|
|
Core Part Number
|
234-4921
Interchange: 2344921, 234 4921, 89465-02390, 8946502390, 89465 02390 |
|
Position
|
Exhaust System, Downstream (Post-Catalytic Converter)
|
|
Key Parameters
|
- Type: Heated Oxygen Sensor
- Wire Quantity: 4-Wires - Connector Gender: Male - Thread Diameter: 0.708 IN - Wiring Harness Length: 31.57 in - Mounting Type: Threaded |
Package Content :
2PCS (1*234-9140 Upstream+1*234-4921 Downstream) Oxygen Sensor