*OEM Quality* Ambient Air Temperature Sensor for Mercedes Valente Viano W639 CDI 2003-15 Direct Fit OEM Replacement - Secure Payments - Fast Dispatch - Enhances Engine Performance

BRAND NEW *OEM QUALITY* AMBIENT / OUTSIDE AIR TEMPERATURE SENSOR TO SUIT Various Mercedes Cars And Trucks

TO SUIT:

OEM#

A0005428418, A0075421318, 5428418, 75421318, 0005428418, 0075421318, 2E0919379A, 2E0919379B

PACKAGE INCLUDES:

1 X *OEM QUALITY* AMBIENT AIR TEMPERATURE SENSOR (2- PIN PLUG).

The Ambient Air Temperature Sensor is an essential component in a vehicle's climate control and engine management systems. This sensor measures the temperature of the air outside the vehicle and sends this data to the engine control unit (ECU) and the climate control system. This information helps optimize various functions such as air conditioning, heating, and engine performance.

Common Causes of Ambient Air Temperature Sensor Failure

• Sensor Damage: Physical damage due to impact, exposure to elements, or corrosion.
• Electrical Issues: Faulty wiring, loose connections, or damaged electrical components.
• Contamination: Dirt, debris, or moisture affecting sensor performance.
• Sensor Aging: Over time, the sensor may wear out or develop internal faults.

Troubleshooting and Replacement

• Check Temperature Readings: Compare the displayed temperature with the actual outside temperature.
• Inspect the Sensor: Look for physical damage, dirt, or corrosion on the sensor.
• Test the Sensor: Use a multimeter to check the sensor’s functionality.
• Replace if Necessary: If the sensor is defective, replace it with a compatible high-quality ambient air temperature sensor.