FixVault

DTC P0715 Input Speed Sensor Circuit: DTC Detecting Condition

DTC DETECTING CONDITION POSSIBLE CAUSE

Item Detecting Condition Possible cause
DTC Strategy
  • Speed rationality check
  • Signal circuit is open or short
  • Sensor power circuit is open
  • Sensor ground circuit is open
  • Faulty INPUT SPEED SENSOR
  • Faulty PCM/TCM
Enable Conditions
  • Vehicle speed is over 30 Km/h in D, 3, 2, L (A/T range switch) and SP (SPORTS MODE)
  • But do not check the DTC in below condition
    • A/T oil temp sensor voltage > 4.5 V
    • Eng revolution < 2600 rpm (In 1st or 2nd gear)
Threshold value
  • No signal
Diagnostic Time
  • More than 1sec
Fail Safe
  • Locked into 3rd or 2nd gear.
  • Manual shifting is possibe (2nd → 3rd, 3rd → 2nd)