Code No.U1120 Bus line (CAN-C) low input
Code No.U1121 Bus line (CAN-C) high input

JUDGMENT CRITERIA

• If the CAN bus line voltage is 0.3 V or less, the diagnosis code No. U1120 is set.
  
• If the CAN bus line voltage is 4.7 V or more, the diagnosis code No. U1121 is set.
  

PROBABLE CAUSES

• Malfunction of CAN bus line