The Mercedes W204 Rain/Light Sensor Housing Cover is an original accessory mounted on the rearview mirror, providing aesthetic and stable protection for the sensor assembly on the rear window. Its carefully designed construction ensures proper sensor positioning relative to the glass and protects it from mechanical damage.
Specifications and technical data
- SKU: A2048210136
- Mark: Mercedes
- Condition: Used
- OEM Part Number: A2048210136
- Substitutable numbers: A2048210136, A 204 821 01 36
- Location on the vehicle: Rear
- Color: Black
- Category: Rear View Mirrors
Purpose and function of the sensor cover
The rain and light sensor housing cover in Mercedes W204 models works with the rearview mirror to form a cohesive unit mounted on the windshield. This component is responsible for:
- stable mounting of the sensor assembly in the appropriate position relative to the glass,
- protection of connectors and cables against accidental damage during everyday use,
- orderly beam routing around the rear-view mirror,
- aesthetic finishing of the assembly zone from the vehicle interior.
Thanks to the appropriate housing, the rain and light sensor can correctly analyze external conditions, which translates into the correct operation of automatic lights and wipers.
Construction, colors and fit
The cover is finished in black, matching the standard headliner and rearview mirror colors in the Mercedes W204. This color helps maintain a consistent interior appearance and reduces light reflections around the glass.
The element is designed for installation at the rear of the vehicle, where the rearview mirror assembly meets the windshield. The housing design is contoured to the specific geometry of the windshield and mirror, making installation easier and ensuring a secure fit without play or unwanted vibration.
Used condition - practical benefits
The cover offered is in used condition, making it a beneficial solution for users looking for original components at a reasonable price. This used component allows for:
- maintain the factory fit of the rearview mirror and windshield,
- maintain a consistent interior appearance without the need to use substitutes with a different texture or shade,
- reduce repair costs in the event of damage to the original casing.
Used condition means that the item may show signs of wear, but remains functional and suitable for further use after proper installation.
Application in the rearview mirror system
The Mercedes W204 Rain/Light Sensor Housing Cover is part of the rearview mirror assembly. In practice, this means that:
- is mounted directly in the mirror mounting area,
- cooperates with the mirror holder and the glass, creating a closed space for the sensor,
- helps maintain stable operating conditions of the sensor, limiting the impact of accidental touching, dirt or mechanical damage from the cabin side.
Replacing a damaged or missing cover is recommended wherever there are problems with loose wires hanging from the mirror, exposed connectors or an unsightly appearance around the sensor.
Why choose this rearview mirror cover for your Mercedes
Choosing the right rain and light sensor housing is not only visually appealing, but also functional. A properly selected element:
- ensures secure mounting of the sensor and cables,
- reduces the risk of accidental disconnection of connectors when adjusting the mirror,
- improves the comfort of using automatic lighting and wiper systems,
- maintains the original character of the Mercedes W204 interior .
This solution is especially recommended for repairs after replacing a windshield or rear-view mirror, or when replacing missing elements in the sensor area.
If you are looking for other rear view mirrors for Mercedes, check out our dedicated category: rear view mirrors for Mercedes .
When planning further modifications to your car, you may also consider improving engine performance – you will find practical tips in the article: How to increase engine power with used parts – a practical tuning guide .
