Hella AdBlue NOx Sensor - 6PN 358 307-171

Name: Hella AdBlue NOx Sensor - 6PN 358 307-171
Brand: Hella
SKU: woh4k5xirb
Availability: InStock

IMPORTANT: Please verify fitment and measurements before purchasing. Check your vehicle's specific...

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AdBlue NOx sensor 6PN 358 307-171 HELLA for MERCEDES-BENZ SPRINTER 3,5-t Bus SLK

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Product Information

Full details

This Hella AdBlue NOx Sensor (Part Number: 6PN 358 307-171) is designed for Mercedes-Benz vehicles, specifically models like the SLC, Sprinter, and S-Class, manufactured between 2009 and 2017. It ensures precise urea injection for optimal emissions control, offering OE-quality standards for reliable performance. A key benefit is its contribution to meeting stringent environmental regulations. However, it is crucial to verify exact vehicle fitment and measurements before purchase, as variations exist.

All features

Model Part Number	6PN 358 307-171
Brand	Hella

Extended Product Information

FAQs

What is the primary function of this Hella NOx Sensor?

This sensor measures the level of nitrogen oxides (NOx) in the exhaust gases, which is crucial for the AdBlue system to accurately dose urea and reduce harmful emissions.

Which Mercedes-Benz vehicles is this sensor compatible with?

It is compatible with specific models including SLC (R172) 2016-2017, Sprinter 3-t Bus (B906) 2009-2018, and S-Class (W222, V222, X222) 2014-2017. Always verify exact fitment and measurements before purchase.

What does 'Control Unit/Software must be trained/updated' mean?

After installing the new sensor, the vehicle's onboard computer system (ECU) may need to be recalibrated or updated by a qualified technician to recognize and communicate correctly with the new sensor.

What is the thread size and cable length of this sensor?

The thread size is M20X1.5, and the cable length is 390mm.

Can I install this sensor myself?

While technically possible, installation of NOx sensors and associated AdBlue systems often requires specialized tools and knowledge, including potential software updates. It is recommended to have it installed by a professional mechanic.

What are the OEM cross-references for this part?

The OEM cross-reference is MERCEDES-BENZ: 000 905 84 11.

What is AdBlue and why is this sensor important for it?

AdBlue is a diesel exhaust fluid used to reduce NOx emissions. This NOx sensor is critical because it tells the vehicle's computer how much AdBlue to inject into the exhaust system to effectively convert NOx into harmless gases.

Troubleshooting

Check Engine Light / AdBlue Warning Light Illuminated

This could indicate a faulty NOx sensor, issues with the AdBlue fluid level or quality, or a problem with the SCR system. Verify AdBlue level. If level is adequate, diagnostic scan is recommended to check for specific NOx sensor codes. Professional diagnosis and potential replacement of the sensor or other SCR components may be necessary.

Emissions Test Failure

A failing emissions test, particularly for NOx levels, often points to a malfunctioning NOx sensor or SCR system. Ensure the sensor is correctly installed and the vehicle's software has been updated/trained as required. A professional diagnostic check is advised.

Reduced Engine Power (Limp Mode)

Some vehicles enter limp mode if the emissions system, including the NOx sensor, is not functioning correctly. This is often a protective measure. Professional diagnosis is required to identify the root cause, which may involve the NOx sensor, AdBlue injection, or related control modules.

Pros and Cons

Pros

Ensures compliance with emissions standards through accurate AdBlue dosing.
Manufactured by a reputable OE supplier (HELLA) for quality assurance.
Designed for a specific range of Mercedes-Benz vehicles, allowing for precise integration.
Contributes to the longevity and efficiency of the vehicle's exhaust aftertreatment system.

Cons

Requires careful verification of vehicle fitment and measurements before purchase.
Control Unit/Software may require training or updating after installation.
Specific technical knowledge may be required for proper installation and software integration.

Setup, Compatibility & Care

Compatibility Verification:

Before purchasing, it is imperative to verify that this sensor is compatible with your specific vehicle. Check the vehicle's specifications against the provided compatibility list. Pay close attention to the Make, Model, Year, Variant, and Engine details. The product information states: "IMPORTANT: Please verify fitment and measurements before purchasing. Check your vehicle's specifications match the compatibility list below." and "IMPORTANT: Check measurements & dimensions as variations exist."

Installation:

Installation should ideally be performed by a qualified mechanic experienced with AdBlue and SCR systems. The sensor threads into the exhaust system with an M20X1.5 thread. It has a 5-pin connector and a cable length of 390mm.

Important Note: The product information explicitly states: "Supplementary Article/Supplementary Info 2: Control Unit/Software must be trained/updated." This indicates that after installation, the vehicle's control unit may require reprogramming or updating by a professional to recognize and properly utilize the new sensor.

Care:

This is a sensitive electronic component. Avoid exposure to excessive moisture, extreme temperatures, or physical impact. Regular maintenance of the AdBlue system, including ensuring the use of quality AdBlue fluid, contributes to the longevity of the NOx sensor.