PeachParts Mercedes-Benz Forum - w124 ambient temp sensor question

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JordaanDMC-12

03-23-2016 06:41 PM

w124 ambient temp sensor question

Quick question guys, anyone know how much current the ambient temp sensor pulls on a w124..

ah-kay

03-23-2016 07:03 PM

The sensor is a resister, the resistance varies with temperature. Measure the resistance of the sensor and use it to divide 12v and that will give you the current. Very little.

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