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Important: Verify connector shape and pins match your original part.
Suitable for 2Pcs O2 Sensor Up/Down for Honda Civic 1.7L (D17A1 Engine Only) | 234-4074 234-4092
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2-Piece O2 Sensor Up/Down

Fits Honda Civic 1.7L (D17A1 Engine Only)
Replaces OE: 234-4074, 234-4092
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
+
  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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$35.95
  • 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
Note
2002-2003
Honda
Civic DX Coupe 2-Door
1.7L L4
1700CC, GAS, SOHC, Naturally Aspirated
2002-2003
Honda
Civic EX Coupe 2-Door
1.7L L4
1700CC, GAS, SOHC, Naturally Aspirated
2002-2003
Honda
Civic HX Coupe 2-Door
1.7L L4
1700CC, GAS, SOHC, Naturally Aspirated
2002-2003
Honda
Civic LX Coupe 2-Door
1.7L L4
1700CC, GAS, SOHC, Naturally Aspirated
2002-2003
Honda
Civic Si Coupe 2-Door
1.7L L4
1700CC, GAS, SOHC, Naturally Aspirated
2002-2003
Honda
Civic DX Sedan 4-Door
1.7L L4
1700CC, GAS, SOHC, Naturally Aspirated
2002-2003
Honda
Civic EX Sedan 4-Door
1.7L L4
1700CC, GAS, SOHC, Naturally Aspirated
2002-2003
Honda
Civic LX Sedan 4-Door
1.7L L4
1700CC, GAS, SOHC, Naturally Aspirated
2002-2003
Honda
Civic Si Sedan 4-Door
1.7L L4
1700CC, GAS, SOHC, Naturally Aspirated
2002-2003
Honda
Civic GX Sedan 4-Door
1.7L L4
1700CC, CNG, SOHC, Naturally Aspirated
2001
Honda
Civic DX Coupe 2-Door
1.7L L4
1668CC, GAS, SOHC, Naturally Aspirated
2001
Honda
Civic EX Coupe 2-Door
1.7L L4
1668CC, GAS, SOHC, Naturally Aspirated
2001
Honda
Civic HX Coupe 2-Door
1.7L L4
1668CC, GAS, SOHC, Naturally Aspirated
2001
Honda
Civic LX Coupe 2-Door
1.7L L4
1668CC, GAS, SOHC, Naturally Aspirated
2001
Honda
Civic DX Sedan 4-Door
1.7L L4
1668CC, GAS, SOHC, Naturally Aspirated
2001
Honda
Civic EX Sedan 4-Door
1.7L L4
1668CC, GAS, SOHC, Naturally Aspirated
2001
Honda
Civic LX Sedan 4-Door
1.7L L4
1668CC, GAS, SOHC, Naturally Aspirated
2001
Honda
Civic GX Sedan 4-Door
1.7L L4
1668CC, CNG, SOHC, Naturally Aspirated

 

Product Specifications

Warranty & Support: 2 Years + 24/7 Technical Support
Item
Specification
Core Part Number
234-4074
Interchange: 2344074, 36531PDNA01, 36531PLM307, 36531PLMA01, 24421, ES20127
Position
Exhaust System, Upstream (Pre-Catalytic Converter)
Key Parameters
- Connector Gender: Male
- Mounting Type: Threaded
- Sensor Type: Heated
- Thread Diameter: 0.708 IN
- Wiring Harness Length: 16.14 IN
- Wire Quantity: 4 Wires
Core Part Number
234-4092
Interchange: 234-4092, 2344092, 36531P5M004, 36531P5M014, 36532P1EA01, 36532P5MA01, 36532P5MA02, 36532PEAA01, 36532PLMA01, 36532PMMA01, 36532PMSA01, 36542PR7A01, 5862028140, 5862062510
Position
Exhaust System, Downstream (Post-Catalytic Converter)
Key Parameters
- Connector Gender: Female
- Mounting Type: Threaded
- Sensor Type: Heated
- Thread Diameter: 0.708 IN
- Wiring Harness Length: 24.02 IN
- Wire Quantity: 4 Wires

Package Content :

2PCS (1*234-4074 Upstream + 1*234-4092 Downstream) Oxygen Sensor