DTC Troubleshooting: P19EC (150-21)
DTC P19EC:
 Shift Actuator Motor Rotating Pulse/Rotating Direction Sensor Supply Signal Circuit Low Voltage
  1. Turn the ignition switch ON (II).
  1. Clear the DTCs with the HDS.
  1. Turn the ignition switch OFF.
  1. Turn the ignition switch ON (II).
  1. Check for DTCs with the HDS.
Is DTC P19EC indicated?
YES -
Go to Step 6 .
NO -
Intermittent failure, the system is OK at this time.■
  1. Turn the ignition switch OFF.
  1. Disconnect the shift actuator motor 6P connector.
  1. Turn the ignition switch ON (II).
  1. Clear the DTCs with the HDS.
  1. Turn the ignition switch OFF.
  1. Turn the ignition switch ON (II).
  1. Check for DTCs with the HDS.
Is DTC P19EC indicated?
YES -
Repair a short to ground in the wire between the TCM (B118) and the shift actuator motor.■
NO -
Replace the transmission shift change actuator. (A few DTCs related with open circuit will be stored at this time.)■