Conditions for Setting the DTC

P0776 - Condition 1

• Commanded gear is 3rd.
• Gearbox slip of 400 RPM or greater is detected for 2.5 s.
• TCM commands 4th gear if the above conditions exist and detects a gear ratio of 1.37 - 1.52 for 3 s.
• Conditions listed above have to occur 2 times.

P0776 - Condition 2

• Commanded gear is 5th.
• Gearbox slip of 400 RPM or greater is detected for 3 s.
• TCM commands 6th gear if the above conditions exist and detects 6th gear ratio for 3.5 s.
• Conditions listed above have to occur 3 times.

P0777

• The TCM detects an incorrect off-going clutch gear ratio, or tie-up, when the 3-5-R clutch is commanded OFF for 1 s.
• The transmission input shaft speed is 400 RPM or less from the anticipated input shaft speed.
• The conditions listed above must occur 3 times.