The electrical switch is designed to give feedback to the engine management system. The ECM controls the A/C system on modern vehicles. In earlier vehicles, they are used to directly turn the compressor off to avoid compressor failure.
Engine Cooling Control Module
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Package Information
Orderable Status:YesQuantity:1Package UOM:Smallest Pack (Consumer Level)Package Level GTIN:00886429149380Weight Variance:1.000000000Stacking Factor:4Inner Quantity:1 Each
Extended Information
Country of Origin (Primary):CNHarmonized Tariff Code (HTS):8415908045Life Cycle Status Code:Available to OrderNational Popularity Code:Non-Stock ItemTaxable:YesWarranty Time:12Warranty Time UOM:Month
Interchange
Audi:1KM-959-501GOmega Environmental Technologies:MT4138Ranshu:43MT4138Ranshu:43-MT4138Santech:MT4138Volkswagen:1KM959501GVolkswagen:1KM-959-501G