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Important: Verify connector shape and pins match your original part.
2-Piece Oxygen Sensor
Fits Toyota Prius (2004-2009) & Scion xD
Replaces OE: 234-9056, 234-4623
Resolves Symptoms
- Check Engine Light (P0420/P0171)
- Rough Idle & Hesitation
- Poor Fuel Economy (MPG)
- Failed Emissions Inspection
Estimated Delivery
Free
Ordered
Nov 12
Prepared
Nov 12-Nov 13
Delivered
Nov 26-Dec 4
Requires overseas shipment. Upgrade to expedited shipping at checkout if urgent.
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
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$43.95
-
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
|
Notes
|
|---|---|---|---|---|
|
2004-2009
|
Toyota
|
Prius
|
1.5L l4 Hybrid
|
Base
|
|
2007-2009
|
Toyota
|
Prius
|
1.5L l4 Hybrid
|
Touring
|
|
2008-2009
|
Scion
|
xD
|
1.8L l4
|
Base
|
Product Specifications
Warranty & Support: 2 Years + Pre-sale Load Test + 24/7 Technical Support
|
Item
|
Specification
|
|---|---|
|
Core Part Number
|
234-9056
Interchange: 2349056, 234 9056, 89467-02040, 8946702040, 89467-47010, 8946747010, 89467-12030, 8946712030, 15624, 2132845, 24661, 5S5717, 753107, SU7212, ES10933 |
|
Position
|
Exhaust System, Upstream (Pre-Catalytic Converter)
|
|
Key Parameters
|
- Sensor Type: Heated Oxygen Sensor
- Wire Configuration: 4-Wire - Connector Gender: Male - Wire Harness Length: 14.25 in - Thread Diameter: 0.711 in - Grade: Regular - Fit Type: Specific |
|
Core Part Number
|
234-4623
Interchange: 2344623, 8946501090, 8946508010, 8946514230, 8946520510, 88971387, 8946552500, 8946520680, 8946520840, 8946547070, 8946530190, 8946530360, 8946547060, 8946530410, 8946530630, 8946545010, 8946530790, 8946530800, 8946533030 |
|
Position
|
Exhaust System, Downstream (Post-Catalytic Converter)
|
|
Key Parameters
|
- Sensor Type: Heated Oxygen Sensor
- Wire Configuration: 4-Wire - Connector Gender: Male - Wire Harness Length: 23.23 in - Thread Diameter: 0.708 in - Mounting Type: Threaded - Fit Type: Specific |
Package Content :
2PCS (1*234-9056 Upstream+1*234-4623 Downstream) Oxygen Sensor