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DTC P1709 Kick Down Switch: DTC Detecting Condition

DTC DETECTING CONDITION CHART

Item Detecting Condition & Fail Safe Possible cause
DTC Strategy 
  • Check voltage range
  • Open or short in circuit
  • Faulty KICK DOWN SERVO SWITCH
  • Faulty PCM
Enable Conditions 
  • PG-B >900 Soil temp. > 60°C (140°F)
  • Inhibitor switch D,2, L
  • Engine speed > 400 RPM
  • Output speed > 900 RPM
Threshold Value  Case 1 
  • After holding gear position 1 or 3 and continuing 5 sec, SW OFF state
Case 2 
  • After holding gear position 2 or 4 and continuing 5 sec, SW ON state
Diagnostic Time  Case 1 
  • 1 sec.
Case 2 
  • 2 sec.
Fail Safe 
  • None