Water Cooler Temperature Sensor Replacement for Mercedes E W211 A211542091880

Water Cooler Temperature Sensor for Mercedes E W211

This water cooler temperature sensor, referenced as A211542091880, replaces the failed sensor on the Mercedes E-Class W211 cooling system so temperature readings stay accurate and the cooling fan and gauge respond correctly.

Overview

This water cooler temperature sensor is a replacement part for the Mercedes E-Class W211 cooling system. It monitors coolant temperature and sends that signal to the vehicle so the gauge and cooling fans operate as designed. It suits owners chasing overheating symptoms, inaccurate temperature readings, or a failed sensor in need of replacement.

Built For Performance

• Direct replacement for the original temperature sensor location
• Cross-references A211542091880 for easy part matching
• Monitors coolant temperature for accurate gauge and fan response
• Built to withstand the heat and pressure of the cooling circuit
• Simple plug-in style install for a straightforward repair

Fits These Machines

• for Mercedes E-Class W211

On-The-Job Use

• Replacing a failed coolant temperature sensor during diagnostics
• Restoring accurate temperature readings on the dash gauge
• Getting cooling fans to engage at the correct temperature

Specs At A Glance

Good To Know

Q: What symptoms point to a bad temperature sensor? A: Erratic gauge readings, fans running constantly, or overheating warnings can indicate a failed sensor. Scan for codes before replacing to confirm.

Q: Is this a genuine Mercedes part? A: This is a replacement sensor referenced under A211542091880, not an original brand part. Confirm the number matches your vehicle before ordering.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.