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Home >> Hyundai >> 2014 >> Veloster Base, Standard Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 39 (Cluster Module Diagnosis) >> DTC B1602: CAN Error >> General Information >> DTC Detecting Condition
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General Information: DTC Detecting Condition

WARNING: This page is about a different car, the 2013 Hyundai Veloster. However, it is still accessible from the selected car via links, so may be relevant.
Item Detecting Condition Possible Cause
DTC Strategy
  • CAN Communication Check
  1. IPM and CLU are not Sleep condition
    1. CAN High Line short to battery
    2. CAN Low Line short to battery
    3. CAN High Line short to ground
    4. CAN Low Line short to ground
    5. CAN High and Low line short to each other
    6. CAN High Line short to 5V power
    7. CAN High Line open
    8. CAN Low Line open
      CAUTION: Under Sleep condition, CAN High Line is 0V and CAN Low Line is battery voltage
Enable Conditions
  • IPM and CLU power on (Under normal communication)
Threshold Value
  • CAN high: 0V or B+
  • CAN low: 0V or B+
Diagnostic Time
  • Immediately
DTC Erasing Time
  • DTC is erased immediately after trouble fixed
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