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Home >> Cadillac >> 1995 >> Eldorado Touring >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes >> Pcm Code Charts >> Code P056, Transaxle Input Speed Sensor Circuit Problem >> Notes

Code P056, Transaxle Input Speed Sensor Circuit Problem: Notes

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This test checks transaxle input speed sensor circuit problem. If engine is running and vehicle is moving at greater than 10 MPH, then transaxle input speed must be non-zero. If turbine speed is less than 50 MPH with vehicle speed of 10 MPH or greater, Code P056 will set.