Upstream Oxygen Sensor
- Check Engine Light (P0420/P0171)
- Rough Idle & Hesitation
- Poor Fuel Economy (MPG)
- Failed Emissions Inspection
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!
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-
No hidden fees: What you see is what you pay.
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Restore performance: Fix issues and drive with confidence.
Check Engine Light? Find Your Symptoms
- P0134No Activity Detected
- P0135Heater Circuit Malfunction
- P0137/38Circuit Low/High Voltage
- P2195Signal Stuck Lean
- P0030/31Heater Control Circuit
- P0171/74System Too Lean
- P0172System Too Rich
- P2096Post-Catalyst Trim Too Lean
- P0087Fuel Rail Pressure Low
- P0201-04Injector Circuit Open
- P0420Efficiency Below Threshold (B1)
- P0430Efficiency Below Threshold (B2)
- P0300Random Misfire
- P0301-06Cylinder-Specific Misfire
Automotive-Leader Sensors
Vehicle Compatible
|
Year
|
Make
|
Model
|
Engine/Displacement
|
|---|---|---|---|
|
1998-2002
|
Chevrolet
|
Prizm Base
|
1.8L
|
|
1998-2002
|
Chevrolet
|
Prizm LSi
|
1.8L
|
|
1998-2002
|
Toyota
|
Corolla CE
|
1.8L
|
|
1998-2002
|
Toyota
|
Corolla LE
|
1.8L
|
|
1998-2002
|
Toyota
|
Corolla VE
|
1.8L
|
|
2001
|
Toyota
|
Corolla S
|
1.8L
|
|
2002
|
Toyota
|
Corolla S
|
1.8L
|
Product Specifications
|
Item
|
Specification
|
|---|---|
|
Core Part Number
|
234-4205
Interchange: 234-4205, 234 4205, SG470, 8946509200, 8946519715, 8946549125, 94859224, 94859766 |
|
Position
|
Exhaust System, Upstream (Pre-Catalytic Converter)
|
|
Key Parameters
|
- Type: Heated Oxygen Sensor
- Wire Configuration: 4-Wire - Harness Length: 16.54 in. (approx. 420 mm) - Fit: Specific |
Package Content :
1Pcs 234-4205 Oxygen Sensor