DTC Detection Logic

DTC

Trouble diagnosis name

DTC is detected if...

Possible cause

P0780

Shift Error

• When shifting from 3GR to 4GR with the selector lever in "D" position, the gear ratio does not shift to 1.412 (gear ratio of 4th).
• When shifting from 5GR to 6GR or 6GR to 7GR, the engine speed exceeds the prescribed speed.

• Anti-interlock solenoid valve
• Low brake solenoid valve
• Hydraulic control circuit