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Home >> BMW >> 1992 >> 325is Automatic >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Electronic Transmission Control >> Diagnostic Tests >> DTC 22: Oil Sump Temperature Sensor >> Possible Cause
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Possible Cause

Wire from control unit pin No. 17 and pin No. 22 to oil sump temperature sensor defective, or oil sump temperature sensor (soldered in wire harness of gearshift unit) is defective, or transmission overloaded.