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Home >> Audi >> 1988 >> 80 Base, Standard >> Repair and Diagnosis >> Engine Performance >> System >> BOSCH Cis MOTRONIC System >> Operation >> Ecu Input Sensors >> Coolant Temperature Sensor (CTS)
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Coolant Temperature Sensor (CTS)

The CTS is located in the cylinder head coolant passage and informs ECU of engine operating temperature. This signal is used to provide corrections to air fuel mixture, depending on coolant temperature.