( TF09E1PE10400000000HAAT23 )
Transmission does not shift
Probable cause(s)
  1. Input shaft (mainshaft) speed sensor defective
  2. Output shaft (countershaft) speed sensor defective
Notes
  • Check for a stored DTC, and check for loose connections.
  • Check the input shaft (mainshaft) speed sensor and output shaft (countershaft) speed sensor installation.
  • Inspect the sensor O-ring for wear and damage.