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Important: Verify connector shape and pins match your original part.
2Pcs Oxygen Sensor for Toyota Prius (2004-2009) & Scion xD | 234-9056 234-4623
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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
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  1. Check OE: Find original part no. & plug.
  2. Compare Photos: Match plug with our images.
  3. Verify YMM: Confirm via fitment tool.
  4. Review Specs: Check pins & dimensions.
  5. Purchase: Buy confidently once matched!
Review Rewards
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  • 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.
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If problem with product: Free Returns & Refunds
Check Engine Light? Find Your Symptoms
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🌬️ 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