DTC P1901: Turbine Shaft Speed (TSS) Sensor Circuit Intermittent

P1901 - TURBINE SHAFT SPEED (TSS) SENSOR CIRCUIT INTERMITTENT

Description:	The TSS sensor signal to the powertrain control module (PCM) is irregular or interrupted.
Possible Causes:	Harness connector not properly seated Harness intermittently shorted or open Harness connector damaged TSS sensor damaged or not installed properly
Diagnostic Aids:	Verify harness and connector integrity. Verify proper installation of the TSS sensor.
Application	Key On Engine Off	Key On Engine Running	Continuous Memory
All	Refer to the appropriate AUTOMATIC TRANSAXLE/TRANSMISSION article .