FixVault

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 1.371 (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