Code No.P1711: Wrong Gear Select, P1712: High Braking Torque, P1713: Range Information Wrong Display

OPERATION

• The A/T-ECU checks whether the target gear range fails. <P1711>
  
• The A/T-ECU checks whether two or more transmission elements are engaged normally. <P1712>
  
• The A/T-ECU checks whether the selector lever positions are recognised correctly. <P1713>
  

DIAGNOSIS CODE SET CONDITIONS

• If the ECU commands a lower gear range than a permissible lowest one, code No. P1711 is set.
  
• If the ECU detects an unfeasible vehicle deceleration due to an unintended engagement of brakes or clutches, code No. P1712 is set.
  
• If the inhibitor switch signal does not correspond to the shift position signal, code No.P1713 is set.
  

PROBABLE CAUSES

• Malfunction of the A/T-ECU