Generic Scan Tool Diagnosis-Improper Shifting to 4th Gear

Improper Shifting To 4th Gear-GST Display:

OVERALL FUNCTION CHECK
1. Start engine and warm up ATF.
2. Start vehicle with shift lever in D and throttle opening greater than 1/8 of full throttle. Check that vehicle runs through gear shift of D1, D2, D3, D4, D4 lock-up, in accordance with shift schedule.
3. Select "MODE 3" with GST.

NOTE: This is the same Diagnostic Trouble Code as "Improper TCC Operation".