Skip to product information
Suitable for Downstream O2 Sensor
for Mazda 2 3 6 (2004-2013)
Replaces OE: 234-4329 L32F18861A
Resolves Symptoms:
Persistent Check Engine Light
Rough Idle
Poor Fuel Economy
Lean Hesitation
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 and dimensions.
5
Purchase: Buy confidently once matched!
Check if your car is compatible
This helps guarantee fitment of parts.
⏳ Loading fitment data...
Delivery Free
Sep 19 - Sep 22
🚚 Fast US Local: Dispatched quickly from our local US warehouses for swift delivery.
2-Year Warranty
🛡️ Quality Coverage: Protects against any manufacturing defects for 2 full years.
🔄 Free Replacement: We will provide a brand-new replacement for free if any quality issues occur.
30-Day Return & Refund
📦 Free Returns & Exchanges: Zero costs to you if the product has any quality issues.
💰 Full Refunds: 100% money-back guarantee within 30 days for defective items.
Review Rewards & Cashback
Share an install photo & review to unlock tier rewards:
🥈 Under $50
3% Off Next Order
🥇 $50+ Orders
5% Direct Cashback
🔥 Tip: Buy a Combo Set to easily hit $50 and unlock 5% Cashback!
💡 How to claim: Email a screenshot of your review to our support team.
$29.95
- No other fees; this is the final payment price
- Get rid of your car's malfunctions and start a pleasant driving journey
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
🚛 NOx Sensors & SCR
- P2200/02Sensor Circuit / Signal Low
- P229FCircuit Range/Performance
- P207FReductant Quality Perf.
- 46F2/4D16BMW SCR Efficiency Faults
🛑 ABS & Wheel Speed
- C1021Front Wheel Speed Sensor
- C1025Sensor Signal Erratic
- C1207ABS Pump Overrun
- C0561System Disabled
Automotive-Leader Sensors
Vehicle Compatible
|
Year
|
Make
|
Model
|
Engine/Displacement
|
|---|---|---|---|
|
2011-2014
|
Mazda
|
2
|
1.5L
|
|
2004-2009
|
Mazda
|
3
|
2.0L
|
|
2006-2009
|
Mazda
|
3
|
2.3L
|
|
2006-2008
|
Mazda
|
6
|
2.3L
|
Product Specifications
Warranty & Support: 2 Years + Pre-sale Load Test + 24/7 Technical Support
|
Item
|
Specification
|
|---|---|
|
Core Part Number
|
234-4329
Interchange: 2344329, 15914, 15916, L32F18861A, L39718861A, LF6718861, LF6718861A, LF6718861A9U, LF6918861A, LF6918861B, LF6918861C, LF6918861D, LF6918861D9U, ZJ3918861B, ZYF118861 |
|
Position
|
Exhaust System, Downstream (Post-Catalytic Converter)
|
|
Key Parameters
|
- Type: Heated Oxygen Sensor
- Wire Configuration: 4-Wire - Harness Length: 32.48 IN (approx. 825 mm) - Connector Gender: Female - Thread Diameter: 0.708 IN (M18 x 1.5) - Mounting Type: Threaded |
Package Content : 1Pcs 234-4329 Oxygen Sensor