⚠️ IMPORTANT WIRING CUTTING AND CATALYST POSITION WARNING:
- Wiring Cutting (Universal) Disaster: Using cheap universal sensors that come without sockets and trying to fit them to your vehicle by cutting wires can damage your electrical system. This brand new BMW E46 Oxygen Sensor comes with a factory socket. No wires are cut or soldered; the old socket is removed, and the new one is simply plugged in.
- Before or After?: There are sensors located BEFORE and AFTER the catalyst in the exhaust system. When you connect your vehicle to a computer (OBD), you should order based on which bank/sensor (e.g., Bank 1 Sensor 1) is faulty. Please confirm the exact location of the fault code with your technician before purchasing a new BMW E46 Oxygen Sensor.
The BOSCH brand BMW E46 Oxygen Sensor, specially imported for the N45 engines of BMW's most iconic E46 series, is now available! This vital part measures the oxygen content in the exhaust gases and sends data to the engine control unit (ECU) hundreds of times per second. It can become blind when carbon builds up or when the ceramic cell inside ages. A faulty BMW E46 Oxygen Sensor sends incorrect signals to the brain, disrupting the air-fuel mixture. The result is a raw gasoline smell from the exhaust, a sudden 30% increase in fuel consumption, engine shaking at idle, and stalling when pressing the gas (loss of traction). Additionally, due to deteriorated emission values, your vehicle will fail the TÜVTÜRK inspection with a major fault. To free your vehicle's brain from this data pollution and protect the engine from massive fuel waste, you can reset your exhaust measurement system with this brand new BMW E46 Oxygen Sensor, produced with the quality of BOSCH, the inventor of the lambda sensor. With its original heat-shielded cable and perfectly compatible factory socket, this imported BMW E46 Oxygen Sensor instantly restores your N45 engine's fuel map to factory values.
- Significant Fuel Savings: Prevents the engine from unnecessarily injecting fuel due to incorrect readings. A brand new BMW E46 Oxygen Sensor quickly pays for itself with the reduction in your fuel bill.
- Smooth Traction Power: Eliminates issues such as stuttering at low RPMs, lack of response when pressing the gas (stalling), and idle fluctuations, allowing the engine to rev smoothly.
- BOSCH (OEM) Technology: The original German brand that invented the oxygen sensor in the automotive industry and is used in BMW's factory assembly line. It is ultra-resistant to the highest temperatures and drying.
- Pass Inspection in One Go: Guarantees a smooth and green label pass for your exhaust inspection by correcting raw fuel injection and toxic gas emissions.
Technical Details
| Brand |
BOSCH (German Production - Original OEM Electronic Sensor) |
| Product Code |
0258010412 |
| Product Type |
BMW E46 Oxygen Sensor (Lambda Sensor / O2 Sensor) |
| Compatibility |
BMW 3 Series E46 (For New Generation Vehicles with N45 Engine Code) |
Frequently Asked Questions (FAQ)
The yellow engine warning light came on in my vehicle and my fuel consumption has increased significantly. Can I turn off the light just by purchasing this BMW E46 Oxygen Sensor? The engine warning light can illuminate for many different reasons, such as ignition coil, spark plug, mass airflow sensor, or lambda sensor. However, if there is increased fuel consumption and a raw gasoline smell, the primary suspect is the oxygen sensor. You should connect your vehicle to a computer (OBD device) with your technician and confirm that the fault code is "Oxygen Sensor" before ordering the part. If that is the code, this product will solve your problem 100% and the light will turn off.
Can I install the sensor myself? Will I need to cut the old wires? No, you will not need to cut any wires. This BMW E46 Oxygen Sensor comes with the original BMW factory plug (socket) at the end. It is designed for plug-and-play installation. The old sensor is removed from the exhaust with a special socket wrench, the new one is screwed in, and the socket is plugged in without any cutting or soldering. There is no need for amateur and dangerous procedures like wire soldering or taping.
