This Denso upstream oxygen sensor measures the oxygen content in the exhaust to help the ECU adjust the air-fuel mixture for optimal efficiency and reduced emissions. A failing oxygen sensor can cause poor fuel economy and engine performance. This direct replacement restores proper operation. Fits select Audi models from the early 1990s.
Key Features & Benefits
- Heated Sensor: Reaches operating temperature quickly for accurate readings sooner.
- Direct Fit: Threaded mounting simplifies installation into the exhaust manifold.
- OEM Cross-Reference: Equivalent to Audi part number 048906265 for easy replacement.
- Improves Fuel Economy: Helps maintain the correct air-fuel ratio.
- Reduces Emissions: Ensures proper catalytic converter operation.
Vehicle Fitment
| Make | Model | Years | Engine |
|---|---|---|---|
| Audi | 90 Quattro | 1993 | 2.8V6 |
| Audi | 100 Quattro | 1992–1993 | 2.8V6 |
| Audi | 100 | 1992 | 2.8V6 |
Technical Specifications
| Part Number | 048906265 |
| Cross Reference | Denso 2343032 |
| Connector Gender | Male Female |
| Mounting Type | Threaded |
| Sensor Type | Heated |
| Thread Diameter | 0.7 inches |
Installation Notes
Professional installation recommended due to exhaust system access.
About Denso
Denso is a world-leading supplier of automotive technology and a Tier 1 OE manufacturer known for reliability and innovation.
This part also goes by the following cross reference.
Cross Reference Part Number:
Fits These Vehicles
| Make | Model | Engine | Years |
|---|---|---|---|
| Audi | 90 Quattro | 2.8V6 | 1993–1993 |
| Make | Model | Engine | Years |
|---|---|---|---|
| Audi | 100 Quattro | 2.8V6 | 1992–1993 |
| Audi | 100 | 2.8V6 | 1992–1992 |