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Lambda Sensor - Bosch - 0258986504

Lambda Sensor - Bosch - 0258986504

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Lambda Sensor 0258986504 Bosch Oxygen 7555129 077906265A 04606061 04727225 LS04

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Product Information

Full details

This guide is for vehicle owners and mechanics needing to understand, install, and maintain the Bosch Lambda Sensor (0258986504). The primary benefit is improved engine performance and fuel efficiency. Note that proper installation is crucial for optimal function.

All features

Model Part Number0258986504
BrandBosch

Extended Product Information

FAQs

What is a Lambda Sensor?

A Lambda sensor, also known as an oxygen sensor, measures the amount of oxygen in the exhaust gases. This information is used by the engine control unit to adjust the air-fuel mixture for optimal engine performance and emissions control.

How often should I replace my Lambda Sensor?

Bosch recommends replacing the sensor every 160,000 km. However, the lifespan may vary depending on driving conditions and vehicle maintenance.

What are the symptoms of a failing Lambda Sensor?

Symptoms include a check engine light, poor fuel economy, rough idling, stalling, and failure of emissions tests.

Can I install the Lambda Sensor myself?

While it is possible to install the sensor yourself, professional installation is recommended. This ensures correct installation and avoids potential damage.

Where is the Lambda Sensor located?

The Lambda Sensor is typically located in the exhaust manifold or catalytic converter.

What type of connector does this sensor use?

The connector type may vary by vehicle; adjustments to the connector or clamp may be necessary during installation.

Does this sensor fit my vehicle?

Use the make and model tool provided to confirm vehicle compatibility.

What if I am still unsure about fitment?

If you are unsure, contact the seller for assistance.

Troubleshooting

Check Engine Light is On

Have the vehicle's diagnostic system scanned for error codes related to the oxygen sensor. Replace the sensor if faulty.

Poor Fuel Economy

A faulty sensor can cause the engine to use more fuel. Replace the sensor if it is not functioning correctly.

Rough Idling or Stalling

Inspect the sensor connections. Replace the sensor if it is damaged.

Pros and Cons

Pros

  • Improved engine performance
  • Enhanced fuel efficiency
  • Reduced vehicle emissions
  • High-quality Bosch construction
  • Universal fit for multiple vehicle models

Cons

  • Installation may require some mechanical skill
  • Connector may need adjustment
  • Compatibility depends on the vehicle make and model
  • Requires proper diagnosis before replacement
  • Professional installation recommended for optimal performance

Setup, Compatibility & Care

Setup

  1. Vehicle Compatibility: Verify compatibility using the make and model tool.
  2. Professional Installation: Consider professional installation.
  3. Connector Adjustment: The connector/clamp may need to be adjusted during installation.

Compatibility

  • Designed for specific VW POLO, VOLVO 240, and NISSAN 300ZX models (check compatibility tool).
  • Compatible with various cross-reference brands, including BorgWarner (BERU).

Care

  • Recommended Replacement Interval: Replace every 160,000 km.
  • Regular Inspections: Periodically inspect the sensor for damage or wear during routine vehicle maintenance.

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