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Abnormal Shifting: Notes

ABNORMAL SHIFTING DETECTION CONDITION AND POSSIBLE CAUSE

TROUBLESHOOTING ITEM Abnormal shifting
DESCRIPTION  
  • Shifts incorrectly (incorrect shift pattern).
POSSIBLE CAUSE  
  1. Signal malfunction
    • APP sensor malfunction
    • BARO sensor malfunction
    • Brake switch malfunction
    • CKP sensor malfunction
    • ECT sensor No. 1 malfunction
    • IAT sensor No. 1 malfunction
      • MAF sensor malfunction
  2. Low-G (XY) sensor (built into SAS control module) malfunction
    NOTE:
    • When driving on high-altitude roads, the TCM determines that the driving mode is the AAS mode, and may change to a different shift timing from the normal timing.
    • When SPORT mode is selected, a gear lower than NORMAL mode is selected, and the gear is maintained for a longer period of time. (with drive selection switch)
      • If the engine coolant temperature is low, a gear lower than when in normal mode is selected.