LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Hyundai >> 2007 >> Azera GLS >> Repair and Diagnosis >> Transmission >> Automatic Transaxle System (A5HF1) >> Automatic Transaxle System >> Service Adjustment Procedure >> DTC P0734 Gear 4 Incorrect Ratio >> DTC Detecting Condition
October 30: LEMON manuals on a temporary server, it is slow and having issues, download the manuals you need! Later in November we will switch back to the fast server.

DTC P0734 Gear 4 Incorrect Ratio: DTC Detecting Condition

DTC DETECTING CONDITION

Item Detecting Condition Possible cause
DTC Strategy 
  • 4th gear incorrect ratio
  • Faulty Input speed sensor
  • Faulty output speed sensor
  • Faulty UD clutch or 2nd brake
Enable Conditions 
  • Engine speed > 450rpm
  • Output speed > 300rpm
  • Shift stage 4th. gear
  • Input speed > Orpm
  • A/T oil temp output ≥ -23°C(-9.4°F)
  • 11V ≤ Battery Voltage ≤ 16V
  • TRANSAXLE RANGE SWITCH is normal and above 2sec is passed from IG ON
Threshold value 
  • | input speed - output speed x 4th gear ratio | ≥200rpm
Diagnostic Time 
  • More than 4sec
Fail Safe 
  • Locked into 3 rd gear