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Home >> Hyundai >> 2009 >> Accent GLS, Automatic >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transaxle System (A4AF3) >> Automatic Transaxle System >> DTC P0722 Output Speed Sensor Circuit - No Signal >> DTC Detecting Condition
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DTC P0722 Output Speed Sensor Circuit - No Signal: DTC Detecting Condition

DTC CHART

Item Detecting Condition & Fail Safe Possible cause
DTC Strategy 
  • Speed rationality check
  • Signal circuit is open or short
  • Sensor power circuit is open
  • Sensor ground circuit is open
  • Faulty OUTPUT SPEED SENSOR
  • Faulty PCM
Enable Conditions  Case 1 
  • Vehicle speed is over 19 Mile/h (30 Km/h) in D, 2, L (A/T range switch)
  • Throttle opening > 14.9%
  • Engine speed > 3500 rpm
Case 2 
  • Vehicle speed is over 19 Mile/h (30 Km/h) in D, 2(A/T range switch)
  • Input speed > 1500 rpm
  • Engine speed > 3500 rpm
Threshold value 
  • Output speed = 0 rpm
Diagnostic Time 
  • More than 5sec
Fail Safe 
  • Locked into 3rd or 2nd gear
  • Manual shifting is possible (2 nd → 3 rd, 3 rd → 2 nd)