Front Bonnet Limit Switch For Mercedes A-class B-class Gla-class V-class 4-pin

The front bonnet limit switch for Mercedes vehicles is a critical safety and detection component designed to monitor the position of the bonnet (hood) and communicate its status to the vehicle’s electronic systems. When correctly fitted, this OEM-style switch detects whether the bonnet is fully closed and ensures accurate bonnet open/closed signals for dashboard alerts, alarm systems and convenience functions. A faulty or worn limit switch can lead to persistent bonnet open warnings, false alarm triggers or restricted system performance, making this replacement part essential for restoring reliable bonnet detection and vehicle safety.

OEM Number: A2468700558, 2468700558,

Fitting Position : Bonnet

Number of pins : 4-pin connector

Quantity : 1

Our SKU: TMA2468700558_313
 
All our Front Bonnet Limit Switch For Mercedes A-class B-class Gla-class V-class 4-pin are OEM quality and reliable after market car parts. This Front Bonnet Limit Switch For Mercedes A-class B-class Gla-class V-class 4-pin is specifically compatible with Mercedes-Benz: A-Class, B-Class, CLA, EQV, GLA-Class, Marco Polo, V-Class, Vito, .

Please use our make-model-year tool to check this part's compatibility with your vehicle. However, please note that our tool is for reference only and we recommend that you check the part number on your old unit prior to purchasing.

If you are still not sure about the compatibility of this part to your vehicle, please supply us with the VIN number or Reg number in our live chat or contact form! You can also find details on our purchasing & shipping guide here.

Key Benefits

Accurate Bonnet Position Detection
This limit switch reliably detects whether the bonnet is open or securely closed and communicates this to the vehicle’s onboard electronics, preventing incorrect bonnet open warnings.

Restores Alarm and Security Functionality
A correctly functioning limit switch ensures the vehicle’s alarm and security systems operate as intended, reducing false alarms caused by faulty bonnet sensors.

OEM-Style Replacement
Manufactured to meet original equipment standards, this switch offers fit and function suitable for a range of compatible Mercedes models, helping maintain factory-level performance.

Direct Replacement Part
Designed for direct fitment into the bonnet latch assembly without modification, making it suitable for installation by professional technicians or experienced DIYers.

Improves Vehicle Safety and Reliability
By ensuring bonnet position is correctly detected and communicated to the vehicle systems, this switch supports overall vehicle safety and reduces the risk of damage or alarm malfunctions.

Frequently Asked Questions (FAQs)

Q: What does the bonnet limit switch do?
A bonnet limit switch detects the position of the bonnet (whether it is open or closed) and sends that information to the vehicle’s electronic systems. This helps control dashboard warning lights and interacts with the alarm and safety systems.

Q: What are common symptoms of a faulty bonnet switch?
Typical signs include a persistent bonnet open warning on the dashboard even when the bonnet is fully closed, alarms triggering unexpectedly, or certain convenience functions not operating correctly.

Q: Will replacing this switch fix bonnet-related warnings?
Yes. If the bonnet warning light or alarm behaves erratically due to a malfunctioning switch, replacing it with a proper limit switch usually resolves those issues.

Q: Is professional installation required?
While this switch is a direct replacement and can be fitted without modification, installation typically involves access to the bonnet latch area. Professional installation is recommended if you are not experienced with vehicle electrical components.

Q: How do I check if this is the correct part for my Mercedes?
Always confirm compatibility with your vehicle using the part number or vehicle fitment tool before ordering, as bonnet limit switches vary by model and year.