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Bosch 0281004087 - Lambda sensor with vehicle-specific connector
Bosch Lambda sensor with vehicle-specific connector, suitable for detecting oxygen levels in exhaust gas to optimize engine performance and reduce emissions
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Bosch 0281004087 Lambda Sensor
The Bosch 0281004087 is a high‑performance lambda sensor, also known as an oxygen sensor, designed to monitor the exhaust gases of internal combustion engines. This sensor plays a critical role in maintaining optimal air–fuel mixture, ensuring efficient combustion, reducing emissions, and supporting engine control systems.
Key Features
- Vehicle‑Specific Connector: The sensor includes a connector that is tailored to fit the wiring harness of specific vehicle models. This eliminates the need for additional adapters or modifications during installation.
- 5‑Pole Design: With five electrical contacts, the sensor delivers precise voltage signals and robust communication with the engine control unit (ECU).
- High Accuracy & Responsiveness: Engineered to provide rapid response times, the sensor accurately detects changes in oxygen concentration within the exhaust stream.
- Durable Construction: Constructed from high‑grade materials that resist heat, corrosion, and mechanical stress, ensuring long service life even under harsh operating conditions.
- Compliance with Emission Standards: Meets stringent regulatory requirements for emissions control in modern vehicles.
Applications
The Bosch 0281004087 is compatible with a wide range of Hyundai and Kia models, including but not limited to:
- Hyundai Accent, Getz, Grandeur, i30, Matrix
- Kia Picanto, Sportage, Sorento, K5, K3, K4, K7, K8
- Other models that use the LS44087 or 393502A400 series lambda sensors.
Its vehicle‑specific connector ensures seamless integration into the factory wiring harness of these vehicles, making it an ideal replacement for original equipment (OE) parts.
Installation Overview
- Locate the Sensor: The sensor is positioned in front of the catalytic converter within the exhaust manifold. It is typically secured with a threaded mount and a retaining clamp.
- Disconnect Power: Before removal, disconnect the battery to prevent electrical hazards.
- Remove Old Sensor: Use an appropriate wrench or socket set to unscrew the old sensor. Carefully detach the wiring harness connector.
- Install New Sensor: Align the Bosch 0281004087 with the mounting point, tighten it securely, and reconnect the vehicle‑specific connector.
- Reconnect Power & Test: Reconnect the battery and start the engine. Verify that the ECU recognizes the new sensor and that emission readings return to normal ranges.
Performance Benefits
- Improved Fuel Efficiency: Accurate oxygen measurement allows the ECU to fine‑tune the air–fuel ratio, reducing fuel consumption.
- Reduced Emissions: By maintaining optimal combustion, the sensor helps keep CO₂, NOx, and hydrocarbons within regulatory limits.
- Enhanced Engine Longevity: Proper mixture control protects catalytic converters from damage caused by rich or lean conditions.
- Reliable Diagnostics: The sensor’s precise voltage output facilitates accurate fault detection during OBD‑II diagnostics.
Technical Specifications
| Parameter | Description |
|---|---|
| Model Number | 0281004087 (LS44087) |
| Connector Type | Vehicle‑specific, 5‑pole |
| Operating Temperature | -40 °C to +125 °C |
| Response Time | <1 second (typical) |
| Voltage Output | 0.1 V – 0.9 V (depending on exhaust composition) |
| Material | High‑temperature alloy, ceramic sensor element |
| Dimensions | Approx. 30 mm diameter, 50 mm length |
| Weight | ~0.15 kg |
Maintenance Tips
- Inspect the sensor periodically for signs of corrosion or damage, especially after exposure to harsh road conditions.
- Avoid using abrasive cleaners on the connector; a gentle wipe with a soft cloth is sufficient.
- If the ECU reports a lambda sensor fault, consider cleaning the sensor element with a specialized oxygen sensor cleaner before replacement.
Conclusion
The Bosch 0281004087 Lambda Sensor delivers reliable, high‑precision monitoring of exhaust gases for Hyundai and Kia vehicles. Its vehicle‑specific connector simplifies installation, while its robust construction ensures long‑term performance. By maintaining optimal combustion conditions, this sensor contributes to fuel economy, reduced emissions, and overall engine health.
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 104.98 EUR  87.42 EUR  78.15 EUR  99.78 EUR |
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| Tags | Oe replacement Replacement Bosch Lambda Sensor Oxygen Sensor Pre Cat Lambda Oxygen CRDi D4EA Santa Fe KIA Ceed Oxygen Bosch 393502A400 |
| Identifiers | |
| Brand |  Bosch is a brand of power tools and appliances. The company was founded in 1886 and produces a wide range of power tools, appliances, and accessories. Bosch tools are known for their quality and durability, and the company is a leader in innovation and design. |
| Model | Bosch 0281004087 |
| MPN | Bosch 0281004087 |
| ID | 7006299 |
| Dimensions / Weight | |
| Key Features | |
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