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Upstream Wideband A/F Sensor
Fits Mazda MX-5 Miata 2.0L (2009-2015)
Replaces OE: 234-9093
Resolves Symptoms:
- Persistent Check Engine Light
- Rough Idle
- Poor Fuel Economy
- Lean Hesitation
Delivery
Free
Arrives: Sep 20 - Sep 23
Dispatched quickly from local US warehouses.
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
*Email a screenshot of your review to support to claim.
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$65.95
-
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
|
|---|---|---|---|
|
2013
|
Mazda
|
MX-5 Miata Club
|
2.0L L4
|
|
2009-2013
|
Mazda
|
MX-5 Miata GS
|
2.0L L4
|
|
2009-2013
|
Mazda
|
MX-5 Miata GT
|
2.0L L4
|
|
2009-2013
|
Mazda
|
MX-5 Miata GX
|
2.0L L4
|
|
2009-2013
|
Mazda
|
MX-5 Miata Grand Touring
|
2.0L L4
|
|
2009-2013
|
Mazda
|
MX-5 Miata Sport
|
2.0L L4
|
|
2011-2012
|
Mazda
|
MX-5 Miata Special Edition
|
2.0L L4
|
|
2009-2012
|
Mazda
|
MX-5 Miata Touring
|
2.0L L4
|
|
2009
|
Mazda
|
MX-5 Miata SV
|
2.0L L4
|
Product Specifications
Warranty & Support: 2 Years + Pre-sale Load Test + 24/7 Technical Support
|
Item
|
Specification
|
|---|---|
|
Core Part Number
|
234-9093
Interchange: 2349093, 234 9093, LFN1-18-8G1, LFN1188G1, LFN1 18 8G1, LFN1-18-8G1A, LFN1188G1A, LFN1 18 8G1A |
|
Position
|
Exhaust System, Upstream (Pre-Catalytic Converter)
|
|
Key Parameters
|
- Sensor Type: Heated Wide-Band Oxygen Sensor
- Wire Quantity: 4 Wires - Wiring Harness Length: 8.90 IN - Grade Type: Regular - Fit Type: Specific |
Package Content :
1PCS 234-9093 Upstream Oxygen Sensor