Skip to product information
2Pcs 234-4859 234-4874 Upstream Downstream Oxygen O2 Sensor for Audi TT L4-1.8L 00-01, Beetle L4-2.0L 98-01 Golf L4-1.8L 00-01 L4-2.0L 99-01 Jetta L4-1.8L 00-01 L4-2.0L 99-01
Check if your car is compatible
This helps guarantee fitment of parts.
Delivery Free
Aug 3 - Aug 6
🚚 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.
60-Day Return & Refund
📦 Free Returns & Exchanges: Zero costs to you if the product has any quality issues.
💰 Full Refunds: 100% money-back guarantee within 60 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.
$39.95
- 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
|
Note
|
|---|---|---|---|---|
|
2002-2004
|
Audi
|
A6 Quattro
|
V6-2.7
|
1 each
|
|
2002-2005
|
Audi
|
Allroad Quattro
|
V6-2.7
|
1 each
|
|
2001-2000
|
Audi
|
TT
|
L4-1.8
|
ATC Engine; 1 each
|
|
1998-2001
|
Volkswagen
|
Beetle
|
L4-2.0
|
AEG Engine; 1 each
|
|
2000-2001
|
Volkswagen
|
Golf
|
L4-1.8
|
AWD Engine; 1 each
|
|
1999-2001
|
Volkswagen
|
Golf
|
L4-2.0
|
AEG Engine; 1 each
|
|
2000-2001
|
Volkswagen
|
Jetta
|
L4-1.8
|
AWD Engine; 1 each
|
Product Specifications
Warranty & Support: 2 Years + Pre-sale Load Test + 24/7 Technical Support
|
Item
|
Specification
|
|---|---|
|
Core Part Number
|
234-4859
Interchange: 2344859, 234 4859, 030906262L, 06A906262AS, 06A906262BB, 06A906262BM, 06A906262CN, 06A906265N, 1K0998262A, 1K0998262Q, 2344753 |
|
Position
|
Exhaust System, Upstream, Front (Pre-Catalytic Converter)
|
|
Key Parameters
|
- Sensor Type: Heated Narrow-Band Oxygen Sensor
- Wire Configuration: 4-Wire - Wire Harness Length: 28.94 in - Mounting Type: Threaded - Connector Gender: Male - Thread Diameter: 0.708 in - Grade Type: Regular - Fit Type: Specific |
|
Core Part Number
|
234-4874
Interchange: 2344874, 234 4874, 023906262, 16978, 06A906262AK, 06A906262AL, 077906262G, 1K0998262 |
|
Position
|
Exhaust System, Downstream, Rear (Post-Catalytic Converter)
|
|
Key Parameters
|
- Sensor Type: Heated Narrow-Band Oxygen Sensor
- Wire Configuration: 4-Wire - Wire Harness Length: 69.21 in - Mounting Type: Threaded - Connector Gender: Male - Thread Diameter: 0.708 in - Grade Type: Regular - Fit Type: Specific |
Package Content :
2PCS (1*234-4859 Upstream+1*234-4874 Downstream) Oxygen Sensor